Fix wrong behaviour in case of allocation failure.

[alexey-milovidov]

For changelog. Remove if this is non-significant change.

Category (leave one):

• Bug Fix

Short description (up to few sentences):
Avoid std::terminate in case of memory allocation failure. Now std::bad_alloc exception is thrown as expected.

[alexey-milovidov]

A test:

milovidov@example-perftest03j:~/ClickHouse/build_gcc8$ sudo -u clickhouse bash -c "ulimit -v 1000000; dbms/programs/clickhouse server -C /etc/clickhouse-server/config.xml"
Include not found: clickhouse_compression
Logging trace to /var/log/clickhouse-server/clickhouse-server.log
Logging errors to /var/log/clickhouse-server/clickhouse-server.err.log
Logging trace to console
2019.03.12 22:32:18.833310 [ 1 ] {} <Information> : Starting ClickHouse 19.5.1.1 with revision 54417
2019.03.12 22:32:18.833417 [ 1 ] {} <Information> Application: starting up
2019.03.12 22:32:18.836795 [ 1 ] {} <Debug> Application: rlimit on number of file descriptors is 262144
2019.03.12 22:32:18.836823 [ 1 ] {} <Debug> Application: Initializing DateLUT.
2019.03.12 22:32:18.836836 [ 1 ] {} <Trace> Application: Initialized DateLUT with time zone `W-SU'.
2019.03.12 22:32:18.837582 [ 1 ] {} <Debug> Application: Configuration parameter 'interserver_http_host' doesn't exist or exists and empty. Will use 'example-perftest03j.yandex.ru' as replica host.
2019.03.12 22:32:18.839050 [ 1 ] {} <Debug> ConfigReloader: Loading config `/etc/clickhouse-server/users.xml'
Include not found: networks
Include not found: networks
2019.03.12 22:32:18.844354 [ 1 ] {} <Information> Application: Loading metadata from /opt/clickhouse/
2019.03.12 22:32:18.844550 [ 1 ] {} <Information> DatabaseOrdinary (system): Total 14 tables.
2019.03.12 22:32:18.845255 [ 1 ] {} <Information> BackgroundProcessingPool: Create BackgroundProcessingPool with 16 threads
2019.03.12 22:32:18.846463 [ 1 ] {} <Debug> system.part_log (Data): Loading data parts
2019.03.12 22:32:18.846564 [ 1 ] {} <Debug> system.part_log (Data): Loaded data parts (0 items)
2019.03.12 22:32:18.847124 [ 1 ] {} <Debug> system.part_log_0 (Data): Loading data parts
2019.03.12 22:32:18.848549 [ 1 ] {} <Debug> system.part_log_0 (Data): Loaded data parts (5 items)
2019.03.12 22:32:18.849047 [ 1 ] {} <Debug> system.part_log_1 (Data): Loading data parts
2019.03.12 22:32:18.849102 [ 1 ] {} <Debug> system.part_log_1 (Data): Loaded data parts (0 items)
2019.03.12 22:32:18.849566 [ 1 ] {} <Debug> system.part_log_2 (Data): Loading data parts
2019.03.12 22:32:18.849624 [ 1 ] {} <Debug> system.part_log_2 (Data): Loaded data parts (0 items)
2019.03.12 22:32:18.850091 [ 1 ] {} <Debug> system.part_log_3 (Data): Loading data parts
2019.03.12 22:32:18.850140 [ 1 ] {} <Debug> system.part_log_3 (Data): Loaded data parts (0 items)
2019.03.12 22:32:18.850610 [ 1 ] {} <Debug> system.part_log_4 (Data): Loading data parts
2019.03.12 22:32:18.850658 [ 1 ] {} <Debug> system.part_log_4 (Data): Loaded data parts (0 items)
2019.03.12 22:32:18.851107 [ 1 ] {} <Debug> system.part_log_5 (Data): Loading data parts
2019.03.12 22:32:18.851436 [ 1 ] {} <Debug> system.part_log_5 (Data): Loaded data parts (1 items)
2019.03.12 22:32:18.852038 [ 1 ] {} <Debug> system.query_log (Data): Loading data parts
2019.03.12 22:32:18.852583 [ 1 ] {} <Debug> system.query_log (Data): Loaded data parts (1 items)
2019.03.12 22:32:18.853134 [ 1 ] {} <Debug> system.query_log_0 (Data): Loading data parts
2019.03.12 22:32:18.853541 [ 1 ] {} <Debug> system.query_log_0 (Data): Loaded data parts (1 items)
2019.03.12 22:32:18.854163 [ 1 ] {} <Debug> system.query_log_1 (Data): Loading data parts
2019.03.12 22:32:18.856004 [ 1 ] {} <Debug> system.query_log_1 (Data): Loaded data parts (4 items)
2019.03.12 22:32:18.856610 [ 1 ] {} <Debug> system.query_log_2 (Data): Loading data parts
2019.03.12 22:32:18.857035 [ 1 ] {} <Debug> system.query_log_2 (Data): Loaded data parts (1 items)
2019.03.12 22:32:18.857698 [ 1 ] {} <Debug> system.query_log_3 (Data): Loading data parts
2019.03.12 22:32:18.861543 [ 1 ] {} <Debug> system.query_log_3 (Data): Loaded data parts (9 items)
2019.03.12 22:32:18.862125 [ 1 ] {} <Debug> system.query_log_4 (Data): Loading data parts
2019.03.12 22:32:18.862863 [ 1 ] {} <Debug> system.query_log_4 (Data): Loaded data parts (2 items)
2019.03.12 22:32:18.863485 [ 1 ] {} <Debug> system.query_thread_log (Data): Loading data parts
2019.03.12 22:32:18.870512 [ 1 ] {} <Debug> system.query_thread_log (Data): Loaded data parts (18 items)
2019.03.12 22:32:18.870590 [ 1 ] {} <Information> DatabaseOrdinary (system): Starting up tables.
2019.03.12 22:32:18.871112 [ 1 ] {} <Error> Application: Caught exception while loading metadata: std::exception. Code: 1001, type: std::bad_alloc, e.what() = std::bad_alloc
2019.03.12 22:32:18.871159 [ 1 ] {} <Information> Application: Shutting down storages.
2019.03.12 22:32:19.677239 [ 1 ] {} <Debug> Application: Shutted down storages.
2019.03.12 22:32:19.678344 [ 1 ] {} <Debug> Application: Destroyed global context.
2019.03.12 22:32:19.721646 [ 1 ] {} <Error> Application: std::bad_alloc
2019.03.12 22:32:19.721669 [ 1 ] {} <Information> Application: shutting down
2019.03.12 22:32:19.721689 [ 1 ] {} <Debug> Application: Uninitializing subsystem: Logging Subsystem
2019.03.12 22:32:19.721851 [ 18 ] {} <Information> BaseDaemon: Stop SignalListener thread

Before this PR it looked like:

2019.03.12 21:53:53.769467 [ 1 ] {} <Information> DatabaseOrdinary (system): Starting up tables.
LLVM ERROR: out of memory
2019.03.12 21:53:53.769866 [ 18 ] {} <Error> BaseDaemon: ########################################
2019.03.12 21:53:53.769929 [ 18 ] {} <Error> BaseDaemon: (from thread 1) Received signal Aborted (6).
2019.03.12 21:53:53.802975 [ 18 ] {} <Error> BaseDaemon: 0. /lib/x86_64-linux-gnu/libc.so.6(gsignal+0xc7) [0x7ffb65f4ae97]
2019.03.12 21:53:53.803004 [ 18 ] {} <Error> BaseDaemon: 1. /lib/x86_64-linux-gnu/libc.so.6(abort+0x141) [0x7ffb65f4c801]
2019.03.12 21:53:53.803049 [ 18 ] {} <Error> BaseDaemon: 2. dbms/programs/clickhouse(llvm::report_bad_alloc_error(char const*, bool)+0x17b) [0xb1b815b]
2019.03.12 21:53:53.803082 [ 18 ] {} <Error> BaseDaemon: 3. dbms/programs/clickhouse() [0x708d285]