Nov 29 16:33:44.954 INFO checking timglabisch/mysql_schema_change_rsu against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 16:33:44.954 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 29 16:33:45.491 INFO [stdout] 2326aad3748db0b004a4d6a9a2bc37ec35c9441edc014bbdae74d5964b9ed464
Nov 29 16:33:45.493 INFO running `"docker" "start" "-a" "2326aad3748db0b004a4d6a9a2bc37ec35c9441edc014bbdae74d5964b9ed464"`
Nov 29 16:33:47.062 INFO [stderr] usermod: no changes
Nov 29 16:33:47.308 INFO [stderr]     Checking serde v1.0.16
Nov 29 16:33:47.316 INFO [stderr]     Checking bit-vec v0.4.4
Nov 29 16:33:47.316 INFO [stderr]     Checking atoi v0.2.2
Nov 29 16:33:47.317 INFO [stderr]     Checking memchr v1.0.2
Nov 29 16:33:47.317 INFO [stderr]     Checking nix v0.9.0
Nov 29 16:33:47.317 INFO [stderr]     Checking thread_local v0.3.4
Nov 29 16:33:47.317 INFO [stderr]     Checking twox-hash v1.1.0
Nov 29 16:33:47.348 INFO [stderr]     Checking num v0.1.40
Nov 29 16:33:48.444 INFO [stderr]     Checking url v1.5.1
Nov 29 16:33:48.948 INFO [stderr]     Checking chrono v0.4.0
Nov 29 16:33:49.308 INFO [stderr]    Compiling serde_derive v1.0.16
Nov 29 16:33:49.648 INFO [stderr]     Checking aho-corasick v0.6.3
Nov 29 16:33:52.712 INFO [stderr]     Checking regex v0.2.2
Nov 29 16:34:14.850 INFO [stderr]     Checking serde_json v1.0.5
Nov 29 16:34:14.850 INFO [stderr]     Checking toml v0.4.5
Nov 29 16:34:17.898 INFO [stderr]     Checking mysql_common v0.2.0
Nov 29 16:34:20.728 INFO [stderr]     Checking mysql v12.0.3
Nov 29 16:34:23.004 INFO [stderr]     Checking mysql_schema_change_rsu v0.1.0 (/source)
Nov 29 16:34:23.715 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 16:34:23.715 INFO [stderr]   --> src/config.rs:48:9
Nov 29 16:34:23.715 INFO [stderr]    |
Nov 29 16:34:23.715 INFO [stderr] 48 |         file.read_to_string(&mut buf);
Nov 29 16:34:23.715 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 16:34:23.715 INFO [stderr]    |
Nov 29 16:34:23.715 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 16:34:23.715 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 16:34:23.716 INFO [stderr] 
Nov 29 16:34:23.726 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 16:34:23.726 INFO [stderr]   --> src/config.rs:48:9
Nov 29 16:34:23.726 INFO [stderr]    |
Nov 29 16:34:23.726 INFO [stderr] 48 |         file.read_to_string(&mut buf);
Nov 29 16:34:23.726 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 16:34:23.727 INFO [stderr]    |
Nov 29 16:34:23.727 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 16:34:23.727 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 16:34:23.727 INFO [stderr] 
Nov 29 16:34:23.753 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.66s
Nov 29 16:34:23.763 INFO [stderr] su: No module specific data is present
Nov 29 16:34:24.374 INFO running `"docker" "inspect" "2326aad3748db0b004a4d6a9a2bc37ec35c9441edc014bbdae74d5964b9ed464"`
Nov 29 16:34:24.566 INFO running `"docker" "rm" "-f" "2326aad3748db0b004a4d6a9a2bc37ec35c9441edc014bbdae74d5964b9ed464"`
Nov 29 16:34:24.680 INFO [stdout] 2326aad3748db0b004a4d6a9a2bc37ec35c9441edc014bbdae74d5964b9ed464