Dec 14 02:01:41.895 INFO testing azengard/hello-rust against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 02:01:41.895 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 02:01:42.431 INFO [stdout] 7c9d15b23af553fcb5095b28ca5779e82526621edc205ff37e08e030e28730ca
Dec 14 02:01:42.437 INFO running `"docker" "start" "-a" "7c9d15b23af553fcb5095b28ca5779e82526621edc205ff37e08e030e28730ca"`
Dec 14 02:01:43.607 INFO [stderr] usermod: no changes
Dec 14 02:01:43.640 INFO [stderr]    Compiling hello-rust v0.1.0 (/source)
Dec 14 02:01:44.033 INFO [stderr] warning: struct is never constructed: `Nil`
Dec 14 02:01:44.033 INFO [stderr]   --> src/main.rs:80:1
Dec 14 02:01:44.033 INFO [stderr]    |
Dec 14 02:01:44.033 INFO [stderr] 80 | struct Nil; // unit struct
Dec 14 02:01:44.034 INFO [stderr]    | ^^^^^^^^^^^
Dec 14 02:01:44.034 INFO [stderr]    |
Dec 14 02:01:44.034 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 02:01:44.034 INFO [stderr] 
Dec 14 02:01:44.034 INFO [stderr] warning: struct is never constructed: `Pair`
Dec 14 02:01:44.034 INFO [stderr]   --> src/main.rs:82:1
Dec 14 02:01:44.034 INFO [stderr]    |
Dec 14 02:01:44.034 INFO [stderr] 82 | struct Pair(i32, f32); //tuple struct
Dec 14 02:01:44.034 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 14 02:01:44.034 INFO [stderr] 
Dec 14 02:01:44.294 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 14 02:01:44.297 INFO [stderr] su: No module specific data is present
Dec 14 02:01:44.576 INFO running `"docker" "inspect" "7c9d15b23af553fcb5095b28ca5779e82526621edc205ff37e08e030e28730ca"`
Dec 14 02:01:44.694 INFO running `"docker" "rm" "-f" "7c9d15b23af553fcb5095b28ca5779e82526621edc205ff37e08e030e28730ca"`
Dec 14 02:01:44.781 INFO [stdout] 7c9d15b23af553fcb5095b28ca5779e82526621edc205ff37e08e030e28730ca
Dec 14 02:01:44.783 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 02:01:44.982 INFO [stdout] 74363416b3b034568945c87c655f8b915c856999a5d8601719eeb65c3ab374cf
Dec 14 02:01:44.984 INFO running `"docker" "start" "-a" "74363416b3b034568945c87c655f8b915c856999a5d8601719eeb65c3ab374cf"`
Dec 14 02:01:45.614 INFO [stderr] usermod: no changes
Dec 14 02:01:45.631 INFO [stderr]    Compiling hello-rust v0.1.0 (/source)
Dec 14 02:01:46.118 INFO [stderr] warning: struct is never constructed: `Nil`
Dec 14 02:01:46.118 INFO [stderr]   --> src/main.rs:80:1
Dec 14 02:01:46.118 INFO [stderr]    |
Dec 14 02:01:46.118 INFO [stderr] 80 | struct Nil; // unit struct
Dec 14 02:01:46.118 INFO [stderr]    | ^^^^^^^^^^^
Dec 14 02:01:46.118 INFO [stderr]    |
Dec 14 02:01:46.118 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 02:01:46.118 INFO [stderr] 
Dec 14 02:01:46.118 INFO [stderr] warning: struct is never constructed: `Pair`
Dec 14 02:01:46.118 INFO [stderr]   --> src/main.rs:82:1
Dec 14 02:01:46.118 INFO [stderr]    |
Dec 14 02:01:46.118 INFO [stderr] 82 | struct Pair(i32, f32); //tuple struct
Dec 14 02:01:46.118 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 14 02:01:46.118 INFO [stderr] 
Dec 14 02:01:46.320 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Dec 14 02:01:46.320 INFO [stderr] su: No module specific data is present
Dec 14 02:01:46.671 INFO running `"docker" "inspect" "74363416b3b034568945c87c655f8b915c856999a5d8601719eeb65c3ab374cf"`
Dec 14 02:01:46.743 INFO running `"docker" "rm" "-f" "74363416b3b034568945c87c655f8b915c856999a5d8601719eeb65c3ab374cf"`
Dec 14 02:01:46.880 INFO [stdout] 74363416b3b034568945c87c655f8b915c856999a5d8601719eeb65c3ab374cf
Dec 14 02:01:46.885 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 02:01:47.030 INFO [stdout] b59c971aab9eaa50ab686068d2518d01f6fa4da2aab1e2739407293034d021b7
Dec 14 02:01:47.037 INFO running `"docker" "start" "-a" "b59c971aab9eaa50ab686068d2518d01f6fa4da2aab1e2739407293034d021b7"`
Dec 14 02:01:47.552 INFO [stderr] usermod: no changes
Dec 14 02:01:47.600 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 02:01:47.600 INFO [stderr]      Running /target/debug/deps/hello_rust-838d8ee489813092
Dec 14 02:01:47.600 INFO [stdout] 
Dec 14 02:01:47.600 INFO [stderr] su: No module specific data is present
Dec 14 02:01:47.600 INFO [stdout] running 0 tests
Dec 14 02:01:47.600 INFO [stdout] 
Dec 14 02:01:47.600 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 02:01:47.600 INFO [stdout] 
Dec 14 02:01:47.956 INFO running `"docker" "inspect" "b59c971aab9eaa50ab686068d2518d01f6fa4da2aab1e2739407293034d021b7"`
Dec 14 02:01:48.038 INFO running `"docker" "rm" "-f" "b59c971aab9eaa50ab686068d2518d01f6fa4da2aab1e2739407293034d021b7"`
Dec 14 02:01:48.153 INFO [stdout] b59c971aab9eaa50ab686068d2518d01f6fa4da2aab1e2739407293034d021b7