Nov 17 13:53:29.398 INFO testing LiteUnder/testing_rust against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 13:53:29.398 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 17 13:53:29.642 INFO [stdout] 265157ae2939422b20dc8884fada4312b92749ed4ec2e9d9110f0326bfe84824
Nov 17 13:53:29.648 INFO running `"docker" "start" "-a" "265157ae2939422b20dc8884fada4312b92749ed4ec2e9d9110f0326bfe84824"`
Nov 17 13:53:30.149 INFO [stderr] usermod: no changes
Nov 17 13:53:30.178 INFO [stderr]    Compiling testing_rust v0.1.0 (/source)
Nov 17 13:53:30.491 INFO [stderr] warning: unused variable: `x`
Nov 17 13:53:30.491 INFO [stderr]   --> src/main.rs:12:9
Nov 17 13:53:30.491 INFO [stderr]    |
Nov 17 13:53:30.492 INFO [stderr] 12 |     let x = Some(5);
Nov 17 13:53:30.492 INFO [stderr]    |         ^ help: consider using `_x` instead
Nov 17 13:53:30.492 INFO [stderr]    |
Nov 17 13:53:30.492 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 13:53:30.492 INFO [stderr] 
Nov 17 13:53:30.492 INFO [stderr] warning: unused variable: `y`
Nov 17 13:53:30.492 INFO [stderr]   --> src/main.rs:13:9
Nov 17 13:53:30.492 INFO [stderr]    |
Nov 17 13:53:30.492 INFO [stderr] 13 |     let y: Option<i8> = None;
Nov 17 13:53:30.492 INFO [stderr]    |         ^ help: consider using `_y` instead
Nov 17 13:53:30.492 INFO [stderr] 
Nov 17 13:53:30.740 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Nov 17 13:53:30.742 INFO [stderr] su: No module specific data is present
Nov 17 13:53:31.026 INFO running `"docker" "inspect" "265157ae2939422b20dc8884fada4312b92749ed4ec2e9d9110f0326bfe84824"`
Nov 17 13:53:31.094 INFO running `"docker" "rm" "-f" "265157ae2939422b20dc8884fada4312b92749ed4ec2e9d9110f0326bfe84824"`
Nov 17 13:53:31.210 INFO [stdout] 265157ae2939422b20dc8884fada4312b92749ed4ec2e9d9110f0326bfe84824
Nov 17 13:53:31.216 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 17 13:53:31.420 INFO [stdout] 9387d9e93cf5844184daceff261eef82844dc9d68350bcfd559bd72d431ae35e
Nov 17 13:53:31.424 INFO running `"docker" "start" "-a" "9387d9e93cf5844184daceff261eef82844dc9d68350bcfd559bd72d431ae35e"`
Nov 17 13:53:31.937 INFO [stderr] usermod: no changes
Nov 17 13:53:31.964 INFO [stderr]    Compiling testing_rust v0.1.0 (/source)
Nov 17 13:53:32.299 INFO [stderr] warning: unused variable: `x`
Nov 17 13:53:32.299 INFO [stderr]   --> src/main.rs:12:9
Nov 17 13:53:32.299 INFO [stderr]    |
Nov 17 13:53:32.299 INFO [stderr] 12 |     let x = Some(5);
Nov 17 13:53:32.299 INFO [stderr]    |         ^ help: consider using `_x` instead
Nov 17 13:53:32.299 INFO [stderr]    |
Nov 17 13:53:32.299 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 13:53:32.299 INFO [stderr] 
Nov 17 13:53:32.299 INFO [stderr] warning: unused variable: `y`
Nov 17 13:53:32.299 INFO [stderr]   --> src/main.rs:13:9
Nov 17 13:53:32.299 INFO [stderr]    |
Nov 17 13:53:32.299 INFO [stderr] 13 |     let y: Option<i8> = None;
Nov 17 13:53:32.299 INFO [stderr]    |         ^ help: consider using `_y` instead
Nov 17 13:53:32.299 INFO [stderr] 
Nov 17 13:53:32.567 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Nov 17 13:53:32.567 INFO [stderr] su: No module specific data is present
Nov 17 13:53:33.061 INFO running `"docker" "inspect" "9387d9e93cf5844184daceff261eef82844dc9d68350bcfd559bd72d431ae35e"`
Nov 17 13:53:33.281 INFO running `"docker" "rm" "-f" "9387d9e93cf5844184daceff261eef82844dc9d68350bcfd559bd72d431ae35e"`
Nov 17 13:53:33.429 INFO [stdout] 9387d9e93cf5844184daceff261eef82844dc9d68350bcfd559bd72d431ae35e
Nov 17 13:53:33.432 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 17 13:53:33.595 INFO [stdout] d84836e61e327ab7d38bed20c9148bf59ea859b0377c64a7d3523074aff4e65d
Nov 17 13:53:33.600 INFO running `"docker" "start" "-a" "d84836e61e327ab7d38bed20c9148bf59ea859b0377c64a7d3523074aff4e65d"`
Nov 17 13:53:34.118 INFO [stderr] usermod: no changes
Nov 17 13:53:34.154 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 17 13:53:34.154 INFO [stderr]      Running /target/debug/deps/testing_rust-c16a0cd43cddf9ca
Nov 17 13:53:34.160 INFO [stdout] 
Nov 17 13:53:34.160 INFO [stdout] running 0 tests
Nov 17 13:53:34.160 INFO [stdout] 
Nov 17 13:53:34.160 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 13:53:34.160 INFO [stdout] 
Nov 17 13:53:34.162 INFO [stderr] su: No module specific data is present
Nov 17 13:53:34.450 INFO running `"docker" "inspect" "d84836e61e327ab7d38bed20c9148bf59ea859b0377c64a7d3523074aff4e65d"`
Nov 17 13:53:34.531 INFO running `"docker" "rm" "-f" "d84836e61e327ab7d38bed20c9148bf59ea859b0377c64a7d3523074aff4e65d"`
Nov 17 13:53:34.625 INFO [stdout] d84836e61e327ab7d38bed20c9148bf59ea859b0377c64a7d3523074aff4e65d