Nov 16 23:39:16.269 INFO testing jinkaitoo/hello_world against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 23:39:16.271 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 23:39:16.709 INFO [stdout] 771bc3b6f7600fcbe9acb65c3cf46c4d948e438de164891a73cd324df08f153a
Nov 16 23:39:16.712 INFO running `"docker" "start" "-a" "771bc3b6f7600fcbe9acb65c3cf46c4d948e438de164891a73cd324df08f153a"`
Nov 16 23:39:17.675 INFO [stderr] usermod: no changes
Nov 16 23:39:17.767 INFO [stderr]    Compiling hello_world v0.1.0 (/source)
Nov 16 23:39:18.043 INFO [stderr] warning: value assigned to `x` is never read
Nov 16 23:39:18.043 INFO [stderr]  --> src/main.rs:2:13
Nov 16 23:39:18.043 INFO [stderr]   |
Nov 16 23:39:18.043 INFO [stderr] 2 |     let mut x: i32 = 1;
Nov 16 23:39:18.043 INFO [stderr]   |             ^
Nov 16 23:39:18.043 INFO [stderr]   |
Nov 16 23:39:18.043 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Nov 16 23:39:18.043 INFO [stderr] 
Nov 16 23:39:18.043 INFO [stderr] warning: unused variable: `y`
Nov 16 23:39:18.043 INFO [stderr]  --> src/main.rs:6:9
Nov 16 23:39:18.043 INFO [stderr]   |
Nov 16 23:39:18.043 INFO [stderr] 6 |     let y = 4;
Nov 16 23:39:18.043 INFO [stderr]   |         ^ help: consider using `_y` instead
Nov 16 23:39:18.043 INFO [stderr]   |
Nov 16 23:39:18.043 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 16 23:39:18.043 INFO [stderr] 
Nov 16 23:39:18.271 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Nov 16 23:39:18.275 INFO [stderr] su: No module specific data is present
Nov 16 23:39:18.865 INFO running `"docker" "inspect" "771bc3b6f7600fcbe9acb65c3cf46c4d948e438de164891a73cd324df08f153a"`
Nov 16 23:39:19.141 INFO running `"docker" "rm" "-f" "771bc3b6f7600fcbe9acb65c3cf46c4d948e438de164891a73cd324df08f153a"`
Nov 16 23:39:19.467 INFO [stdout] 771bc3b6f7600fcbe9acb65c3cf46c4d948e438de164891a73cd324df08f153a
Nov 16 23:39:19.472 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 23:39:19.939 INFO [stdout] 9fbc2ea9b0a36c58c2f7e63073abc2a6a2c576507524df3b99156825e5b1c2c5
Nov 16 23:39:19.945 INFO running `"docker" "start" "-a" "9fbc2ea9b0a36c58c2f7e63073abc2a6a2c576507524df3b99156825e5b1c2c5"`
Nov 16 23:39:21.119 INFO [stderr] usermod: no changes
Nov 16 23:39:21.183 INFO [stderr]    Compiling hello_world v0.1.0 (/source)
Nov 16 23:39:21.527 INFO [stderr] warning: value assigned to `x` is never read
Nov 16 23:39:21.527 INFO [stderr]  --> src/main.rs:2:13
Nov 16 23:39:21.527 INFO [stderr]   |
Nov 16 23:39:21.527 INFO [stderr] 2 |     let mut x: i32 = 1;
Nov 16 23:39:21.527 INFO [stderr]   |             ^
Nov 16 23:39:21.527 INFO [stderr]   |
Nov 16 23:39:21.527 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Nov 16 23:39:21.527 INFO [stderr] 
Nov 16 23:39:21.527 INFO [stderr] warning: unused variable: `y`
Nov 16 23:39:21.527 INFO [stderr]  --> src/main.rs:6:9
Nov 16 23:39:21.527 INFO [stderr]   |
Nov 16 23:39:21.527 INFO [stderr] 6 |     let y = 4;
Nov 16 23:39:21.527 INFO [stderr]   |         ^ help: consider using `_y` instead
Nov 16 23:39:21.527 INFO [stderr]   |
Nov 16 23:39:21.527 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 16 23:39:21.527 INFO [stderr] 
Nov 16 23:39:21.839 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
Nov 16 23:39:21.841 INFO [stderr] su: No module specific data is present
Nov 16 23:39:22.437 INFO running `"docker" "inspect" "9fbc2ea9b0a36c58c2f7e63073abc2a6a2c576507524df3b99156825e5b1c2c5"`
Nov 16 23:39:22.667 INFO running `"docker" "rm" "-f" "9fbc2ea9b0a36c58c2f7e63073abc2a6a2c576507524df3b99156825e5b1c2c5"`
Nov 16 23:39:22.943 INFO [stdout] 9fbc2ea9b0a36c58c2f7e63073abc2a6a2c576507524df3b99156825e5b1c2c5
Nov 16 23:39:22.948 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 23:39:23.231 INFO [stdout] 7ce688f7e9b34f6f0c596d0a6ad2801f393450316f524d9cdd85bd7efc253ed9
Nov 16 23:39:23.231 INFO running `"docker" "start" "-a" "7ce688f7e9b34f6f0c596d0a6ad2801f393450316f524d9cdd85bd7efc253ed9"`
Nov 16 23:39:23.608 INFO [stderr] usermod: no changes
Nov 16 23:39:23.634 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 16 23:39:23.635 INFO [stderr]      Running /target/debug/deps/hello_world-769fb5dc36dd76fb
Nov 16 23:39:23.647 INFO [stderr] su: No module specific data is present
Nov 16 23:39:23.647 INFO [stdout] 
Nov 16 23:39:23.647 INFO [stdout] running 0 tests
Nov 16 23:39:23.647 INFO [stdout] 
Nov 16 23:39:23.647 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 23:39:23.647 INFO [stdout] 
Nov 16 23:39:23.884 INFO running `"docker" "inspect" "7ce688f7e9b34f6f0c596d0a6ad2801f393450316f524d9cdd85bd7efc253ed9"`
Nov 16 23:39:23.969 INFO running `"docker" "rm" "-f" "7ce688f7e9b34f6f0c596d0a6ad2801f393450316f524d9cdd85bd7efc253ed9"`
Nov 16 23:39:24.083 INFO [stdout] 7ce688f7e9b34f6f0c596d0a6ad2801f393450316f524d9cdd85bd7efc253ed9