Dec 12 22:22:00.861 INFO testing vijaysharmay/rust-session-part-1 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 22:22:00.861 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 22:22:01.295 INFO [stdout] d0b3c3a134e95c967f5abbbfcbf397bf3ea8cf576f389763922f220c751d272e
Dec 12 22:22:01.303 INFO running `"docker" "start" "-a" "d0b3c3a134e95c967f5abbbfcbf397bf3ea8cf576f389763922f220c751d272e"`
Dec 12 22:22:01.932 INFO [stderr] usermod: no changes
Dec 12 22:22:01.987 INFO [stderr]    Compiling rust-techtonic-session v0.1.0 (/source)
Dec 12 22:22:02.479 INFO [stderr] warning: value assigned to `a1` is never read
Dec 12 22:22:02.479 INFO [stderr]   --> src/lesson_1.rs:16:13
Dec 12 22:22:02.479 INFO [stderr]    |
Dec 12 22:22:02.479 INFO [stderr] 16 |     let mut a1: i32 = 1;
Dec 12 22:22:02.479 INFO [stderr]    |             ^^
Dec 12 22:22:02.479 INFO [stderr]    |
Dec 12 22:22:02.479 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 12 22:22:02.479 INFO [stderr] 
Dec 12 22:22:03.577 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
Dec 12 22:22:03.577 INFO [stderr] su: No module specific data is present
Dec 12 22:22:04.040 INFO running `"docker" "inspect" "d0b3c3a134e95c967f5abbbfcbf397bf3ea8cf576f389763922f220c751d272e"`
Dec 12 22:22:04.253 INFO running `"docker" "rm" "-f" "d0b3c3a134e95c967f5abbbfcbf397bf3ea8cf576f389763922f220c751d272e"`
Dec 12 22:22:04.384 INFO [stdout] d0b3c3a134e95c967f5abbbfcbf397bf3ea8cf576f389763922f220c751d272e
Dec 12 22:22:04.435 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 22:22:04.622 INFO [stdout] 0eedda66a474b902841c0557d33feacf534bee229ee21b47325bd79d4114690d
Dec 12 22:22:04.629 INFO running `"docker" "start" "-a" "0eedda66a474b902841c0557d33feacf534bee229ee21b47325bd79d4114690d"`
Dec 12 22:22:05.314 INFO [stderr] usermod: no changes
Dec 12 22:22:05.363 INFO [stderr]    Compiling rust-techtonic-session v0.1.0 (/source)
Dec 12 22:22:05.803 INFO [stderr] warning: value assigned to `a1` is never read
Dec 12 22:22:05.803 INFO [stderr]   --> src/lesson_1.rs:16:13
Dec 12 22:22:05.803 INFO [stderr]    |
Dec 12 22:22:05.803 INFO [stderr] 16 |     let mut a1: i32 = 1;
Dec 12 22:22:05.803 INFO [stderr]    |             ^^
Dec 12 22:22:05.803 INFO [stderr]    |
Dec 12 22:22:05.803 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 12 22:22:05.803 INFO [stderr] 
Dec 12 22:22:06.156 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Dec 12 22:22:06.159 INFO [stderr] su: No module specific data is present
Dec 12 22:22:06.576 INFO running `"docker" "inspect" "0eedda66a474b902841c0557d33feacf534bee229ee21b47325bd79d4114690d"`
Dec 12 22:22:06.672 INFO running `"docker" "rm" "-f" "0eedda66a474b902841c0557d33feacf534bee229ee21b47325bd79d4114690d"`
Dec 12 22:22:06.781 INFO [stdout] 0eedda66a474b902841c0557d33feacf534bee229ee21b47325bd79d4114690d
Dec 12 22:22:06.784 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 22:22:06.989 INFO [stdout] 7dfbb7d887f83b988534012666a938e23618d6a431ac001c8beb76a5913b0d3d
Dec 12 22:22:06.995 INFO running `"docker" "start" "-a" "7dfbb7d887f83b988534012666a938e23618d6a431ac001c8beb76a5913b0d3d"`
Dec 12 22:22:07.455 INFO [stderr] usermod: no changes
Dec 12 22:22:07.491 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 12 22:22:07.494 INFO [stderr]      Running /target/debug/deps/rust_techtonic_session-ad847a75cd9d73fe
Dec 12 22:22:07.494 INFO [stdout] 
Dec 12 22:22:07.494 INFO [stdout] running 0 tests
Dec 12 22:22:07.494 INFO [stdout] 
Dec 12 22:22:07.494 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 22:22:07.494 INFO [stdout] 
Dec 12 22:22:07.499 INFO [stderr] su: No module specific data is present
Dec 12 22:22:07.792 INFO running `"docker" "inspect" "7dfbb7d887f83b988534012666a938e23618d6a431ac001c8beb76a5913b0d3d"`
Dec 12 22:22:07.936 INFO running `"docker" "rm" "-f" "7dfbb7d887f83b988534012666a938e23618d6a431ac001c8beb76a5913b0d3d"`
Dec 12 22:22:08.061 INFO [stdout] 7dfbb7d887f83b988534012666a938e23618d6a431ac001c8beb76a5913b0d3d