Dec 05 02:45:35.356 INFO testing vijaysharmay/rust-session-part-1 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 02:45:35.356 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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"`
Dec 05 02:45:35.680 INFO [stdout] 352a132ace0db24f73331643eb11abf5b15a027943b5bfd4922f91d5e6ae0234
Dec 05 02:45:35.682 INFO running `"docker" "start" "-a" "352a132ace0db24f73331643eb11abf5b15a027943b5bfd4922f91d5e6ae0234"`
Dec 05 02:45:36.351 INFO [stderr] usermod: no changes
Dec 05 02:45:36.420 INFO [stderr]    Compiling rust-techtonic-session v0.1.0 (/source)
Dec 05 02:45:36.815 INFO [stderr] warning: value assigned to `a1` is never read
Dec 05 02:45:36.815 INFO [stderr]   --> src/lesson_1.rs:16:13
Dec 05 02:45:36.815 INFO [stderr]    |
Dec 05 02:45:36.815 INFO [stderr] 16 |     let mut a1: i32 = 1;
Dec 05 02:45:36.815 INFO [stderr]    |             ^^
Dec 05 02:45:36.815 INFO [stderr]    |
Dec 05 02:45:36.815 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 05 02:45:36.815 INFO [stderr] 
Dec 05 02:45:38.196 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
Dec 05 02:45:38.196 INFO [stderr] su: No module specific data is present
Dec 05 02:45:38.728 INFO running `"docker" "inspect" "352a132ace0db24f73331643eb11abf5b15a027943b5bfd4922f91d5e6ae0234"`
Dec 05 02:45:38.972 INFO running `"docker" "rm" "-f" "352a132ace0db24f73331643eb11abf5b15a027943b5bfd4922f91d5e6ae0234"`
Dec 05 02:45:39.082 INFO [stdout] 352a132ace0db24f73331643eb11abf5b15a027943b5bfd4922f91d5e6ae0234
Dec 05 02:45:39.084 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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"`
Dec 05 02:45:39.282 INFO [stdout] 7c5afe0a454b1b7ededefbe07d8dd9223222813b471093820338de1f55739071
Dec 05 02:45:39.284 INFO running `"docker" "start" "-a" "7c5afe0a454b1b7ededefbe07d8dd9223222813b471093820338de1f55739071"`
Dec 05 02:45:39.649 INFO [stderr] usermod: no changes
Dec 05 02:45:39.679 INFO [stderr]    Compiling rust-techtonic-session v0.1.0 (/source)
Dec 05 02:45:40.135 INFO [stderr] warning: value assigned to `a1` is never read
Dec 05 02:45:40.135 INFO [stderr]   --> src/lesson_1.rs:16:13
Dec 05 02:45:40.135 INFO [stderr]    |
Dec 05 02:45:40.135 INFO [stderr] 16 |     let mut a1: i32 = 1;
Dec 05 02:45:40.135 INFO [stderr]    |             ^^
Dec 05 02:45:40.135 INFO [stderr]    |
Dec 05 02:45:40.135 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 05 02:45:40.135 INFO [stderr] 
Dec 05 02:45:40.625 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Dec 05 02:45:40.628 INFO [stderr] su: No module specific data is present
Dec 05 02:45:41.018 INFO running `"docker" "inspect" "7c5afe0a454b1b7ededefbe07d8dd9223222813b471093820338de1f55739071"`
Dec 05 02:45:41.121 INFO running `"docker" "rm" "-f" "7c5afe0a454b1b7ededefbe07d8dd9223222813b471093820338de1f55739071"`
Dec 05 02:45:41.221 INFO [stdout] 7c5afe0a454b1b7ededefbe07d8dd9223222813b471093820338de1f55739071
Dec 05 02:45:41.223 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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"`
Dec 05 02:45:41.410 INFO [stdout] c91b45a3a3a7b811ca1c93c6140b2b954c1f8bfa7ff005f4acdb306b85d04a9d
Dec 05 02:45:41.412 INFO running `"docker" "start" "-a" "c91b45a3a3a7b811ca1c93c6140b2b954c1f8bfa7ff005f4acdb306b85d04a9d"`
Dec 05 02:45:42.004 INFO [stderr] usermod: no changes
Dec 05 02:45:42.061 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 05 02:45:42.064 INFO [stderr]      Running /target/debug/deps/rust_techtonic_session-233b02873264553a
Dec 05 02:45:42.064 INFO [stdout] 
Dec 05 02:45:42.065 INFO [stdout] running 0 tests
Dec 05 02:45:42.065 INFO [stdout] 
Dec 05 02:45:42.065 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 02:45:42.065 INFO [stdout] 
Dec 05 02:45:42.066 INFO [stderr] su: No module specific data is present
Dec 05 02:45:42.663 INFO running `"docker" "inspect" "c91b45a3a3a7b811ca1c93c6140b2b954c1f8bfa7ff005f4acdb306b85d04a9d"`
Dec 05 02:45:42.885 INFO running `"docker" "rm" "-f" "c91b45a3a3a7b811ca1c93c6140b2b954c1f8bfa7ff005f4acdb306b85d04a9d"`
Dec 05 02:45:42.996 INFO [stdout] c91b45a3a3a7b811ca1c93c6140b2b954c1f8bfa7ff005f4acdb306b85d04a9d