Dec 05 02:23:13.909 INFO testing vti/rust-test against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 02:23:13.909 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 02:23:14.268 INFO [stdout] 15677486c4996d6ab6fda74c5c5d994e09cec1f3c6ea87ae8a765f4595d5c8a3
Dec 05 02:23:14.270 INFO running `"docker" "start" "-a" "15677486c4996d6ab6fda74c5c5d994e09cec1f3c6ea87ae8a765f4595d5c8a3"`
Dec 05 02:23:15.232 INFO [stderr] usermod: no changes
Dec 05 02:23:15.308 INFO [stderr]    Compiling rust-test v0.1.0 (/source)
Dec 05 02:23:15.504 INFO [stderr] warning: value assigned to `a` is never read
Dec 05 02:23:15.504 INFO [stderr]  --> src/main.rs:7:5
Dec 05 02:23:15.504 INFO [stderr]   |
Dec 05 02:23:15.504 INFO [stderr] 7 |     a = a + b;
Dec 05 02:23:15.504 INFO [stderr]   |     ^
Dec 05 02:23:15.504 INFO [stderr]   |
Dec 05 02:23:15.504 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 05 02:23:15.504 INFO [stderr] 
Dec 05 02:23:15.504 INFO [stderr] warning: variable does not need to be mutable
Dec 05 02:23:15.504 INFO [stderr]  --> src/main.rs:5:9
Dec 05 02:23:15.504 INFO [stderr]   |
Dec 05 02:23:15.504 INFO [stderr] 5 |     let mut b = 0;
Dec 05 02:23:15.504 INFO [stderr]   |         ----^
Dec 05 02:23:15.504 INFO [stderr]   |         |
Dec 05 02:23:15.504 INFO [stderr]   |         help: remove this `mut`
Dec 05 02:23:15.504 INFO [stderr]   |
Dec 05 02:23:15.504 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 05 02:23:15.504 INFO [stderr] 
Dec 05 02:23:15.840 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Dec 05 02:23:15.844 INFO [stderr] su: No module specific data is present
Dec 05 02:23:16.684 INFO running `"docker" "inspect" "15677486c4996d6ab6fda74c5c5d994e09cec1f3c6ea87ae8a765f4595d5c8a3"`
Dec 05 02:23:16.996 INFO running `"docker" "rm" "-f" "15677486c4996d6ab6fda74c5c5d994e09cec1f3c6ea87ae8a765f4595d5c8a3"`
Dec 05 02:23:17.290 INFO [stdout] 15677486c4996d6ab6fda74c5c5d994e09cec1f3c6ea87ae8a765f4595d5c8a3
Dec 05 02:23:17.294 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 02:23:17.919 INFO [stdout] 26e0f72818af0497ce1fea4b0e1fa316eac389a6606540ff454dd3e22258a20b
Dec 05 02:23:17.928 INFO running `"docker" "start" "-a" "26e0f72818af0497ce1fea4b0e1fa316eac389a6606540ff454dd3e22258a20b"`
Dec 05 02:23:19.001 INFO [stderr] usermod: no changes
Dec 05 02:23:19.048 INFO [stderr]    Compiling rust-test v0.1.0 (/source)
Dec 05 02:23:19.212 INFO [stderr] warning: value assigned to `a` is never read
Dec 05 02:23:19.212 INFO [stderr]  --> src/main.rs:7:5
Dec 05 02:23:19.212 INFO [stderr]   |
Dec 05 02:23:19.212 INFO [stderr] 7 |     a = a + b;
Dec 05 02:23:19.212 INFO [stderr]   |     ^
Dec 05 02:23:19.212 INFO [stderr]   |
Dec 05 02:23:19.212 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 05 02:23:19.212 INFO [stderr] 
Dec 05 02:23:19.212 INFO [stderr] warning: variable does not need to be mutable
Dec 05 02:23:19.212 INFO [stderr]  --> src/main.rs:5:9
Dec 05 02:23:19.212 INFO [stderr]   |
Dec 05 02:23:19.212 INFO [stderr] 5 |     let mut b = 0;
Dec 05 02:23:19.212 INFO [stderr]   |         ----^
Dec 05 02:23:19.212 INFO [stderr]   |         |
Dec 05 02:23:19.212 INFO [stderr]   |         help: remove this `mut`
Dec 05 02:23:19.212 INFO [stderr]   |
Dec 05 02:23:19.212 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 05 02:23:19.212 INFO [stderr] 
Dec 05 02:23:19.564 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Dec 05 02:23:19.571 INFO [stderr] su: No module specific data is present
Dec 05 02:23:20.204 INFO running `"docker" "inspect" "26e0f72818af0497ce1fea4b0e1fa316eac389a6606540ff454dd3e22258a20b"`
Dec 05 02:23:20.598 INFO running `"docker" "rm" "-f" "26e0f72818af0497ce1fea4b0e1fa316eac389a6606540ff454dd3e22258a20b"`
Dec 05 02:23:20.860 INFO [stdout] 26e0f72818af0497ce1fea4b0e1fa316eac389a6606540ff454dd3e22258a20b
Dec 05 02:23:20.870 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 02:23:21.251 INFO [stdout] bb77c7058aee5bb688c58121face3cb656f4091835836e130a46609ba97253fc
Dec 05 02:23:21.261 INFO running `"docker" "start" "-a" "bb77c7058aee5bb688c58121face3cb656f4091835836e130a46609ba97253fc"`
Dec 05 02:23:22.484 INFO [stderr] usermod: no changes
Dec 05 02:23:22.561 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 05 02:23:22.576 INFO [stderr]      Running /target/debug/deps/rust_test-24ddb9f3c8b32d32
Dec 05 02:23:22.576 INFO [stdout] 
Dec 05 02:23:22.576 INFO [stdout] running 0 tests
Dec 05 02:23:22.576 INFO [stdout] 
Dec 05 02:23:22.576 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 02:23:22.576 INFO [stdout] 
Dec 05 02:23:22.585 INFO [stderr] su: No module specific data is present
Dec 05 02:23:23.115 INFO running `"docker" "inspect" "bb77c7058aee5bb688c58121face3cb656f4091835836e130a46609ba97253fc"`
Dec 05 02:23:23.410 INFO running `"docker" "rm" "-f" "bb77c7058aee5bb688c58121face3cb656f4091835836e130a46609ba97253fc"`
Dec 05 02:23:23.814 INFO [stdout] bb77c7058aee5bb688c58121face3cb656f4091835836e130a46609ba97253fc