Dec 13 15:39:47.385 INFO testing jetilling/rust_example against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 15:39:47.385 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 13 15:39:47.807 INFO [stdout] b77d40418a2153cd40886035fbade6b78d303539648f8e937c0a82fb4eb46b9b
Dec 13 15:39:47.809 INFO running `"docker" "start" "-a" "b77d40418a2153cd40886035fbade6b78d303539648f8e937c0a82fb4eb46b9b"`
Dec 13 15:39:48.904 INFO [stderr] usermod: no changes
Dec 13 15:39:48.948 INFO [stderr]    Compiling rust_example_app v0.1.0 (/source)
Dec 13 15:39:49.311 INFO [stderr] warning: unused variable: `f`
Dec 13 15:39:49.311 INFO [stderr]   --> src/lib.rs:29:28
Dec 13 15:39:49.311 INFO [stderr]    |
Dec 13 15:39:49.311 INFO [stderr] 29 |   pub fn execute<F>(&self, f: F)
Dec 13 15:39:49.311 INFO [stderr]    |                            ^ help: consider using `_f` instead
Dec 13 15:39:49.311 INFO [stderr]    |
Dec 13 15:39:49.311 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 15:39:49.311 INFO [stderr] 
Dec 13 15:39:49.311 INFO [stderr] warning: field is never used: `workers`
Dec 13 15:39:49.311 INFO [stderr]  --> src/lib.rs:4:3
Dec 13 15:39:49.311 INFO [stderr]   |
Dec 13 15:39:49.311 INFO [stderr] 4 |   workers: Vec<Worker>
Dec 13 15:39:49.311 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
Dec 13 15:39:49.311 INFO [stderr]   |
Dec 13 15:39:49.311 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 15:39:49.311 INFO [stderr] 
Dec 13 15:39:49.311 INFO [stderr] warning: field is never used: `id`
Dec 13 15:39:49.311 INFO [stderr]   --> src/lib.rs:38:3
Dec 13 15:39:49.311 INFO [stderr]    |
Dec 13 15:39:49.311 INFO [stderr] 38 |   id: usize,
Dec 13 15:39:49.311 INFO [stderr]    |   ^^^^^^^^^
Dec 13 15:39:49.311 INFO [stderr] 
Dec 13 15:39:49.311 INFO [stderr] warning: field is never used: `thread`
Dec 13 15:39:49.311 INFO [stderr]   --> src/lib.rs:39:3
Dec 13 15:39:49.311 INFO [stderr]    |
Dec 13 15:39:49.311 INFO [stderr] 39 |   thread: thread::JoinHandle<()>,
Dec 13 15:39:49.311 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:39:49.311 INFO [stderr] 
Dec 13 15:39:50.228 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Dec 13 15:39:50.232 INFO [stderr] su: No module specific data is present
Dec 13 15:39:51.072 INFO running `"docker" "inspect" "b77d40418a2153cd40886035fbade6b78d303539648f8e937c0a82fb4eb46b9b"`
Dec 13 15:39:51.325 INFO running `"docker" "rm" "-f" "b77d40418a2153cd40886035fbade6b78d303539648f8e937c0a82fb4eb46b9b"`
Dec 13 15:39:51.566 INFO [stdout] b77d40418a2153cd40886035fbade6b78d303539648f8e937c0a82fb4eb46b9b
Dec 13 15:39:51.573 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 13 15:39:52.198 INFO [stdout] ae185def0edd86c45d1507b9535020642a399995d9099ce9ca9eee21b908e204
Dec 13 15:39:52.203 INFO running `"docker" "start" "-a" "ae185def0edd86c45d1507b9535020642a399995d9099ce9ca9eee21b908e204"`
Dec 13 15:39:53.367 INFO [stderr] usermod: no changes
Dec 13 15:39:53.423 INFO [stderr]    Compiling rust_example_app v0.1.0 (/source)
Dec 13 15:39:53.931 INFO [stderr] warning: unused variable: `f`
Dec 13 15:39:53.931 INFO [stderr]   --> src/lib.rs:29:28
Dec 13 15:39:53.931 INFO [stderr]    |
Dec 13 15:39:53.931 INFO [stderr] 29 |   pub fn execute<F>(&self, f: F)
Dec 13 15:39:53.931 INFO [stderr]    |                            ^ help: consider using `_f` instead
Dec 13 15:39:53.931 INFO [stderr]    |
Dec 13 15:39:53.931 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 15:39:53.931 INFO [stderr] 
Dec 13 15:39:53.931 INFO [stderr] warning: field is never used: `workers`
Dec 13 15:39:53.931 INFO [stderr]  --> src/lib.rs:4:3
Dec 13 15:39:53.931 INFO [stderr]   |
Dec 13 15:39:53.931 INFO [stderr] 4 |   workers: Vec<Worker>
Dec 13 15:39:53.931 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
Dec 13 15:39:53.931 INFO [stderr]   |
Dec 13 15:39:53.931 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 15:39:53.931 INFO [stderr] 
Dec 13 15:39:53.931 INFO [stderr] warning: field is never used: `id`
Dec 13 15:39:53.931 INFO [stderr]   --> src/lib.rs:38:3
Dec 13 15:39:53.931 INFO [stderr]    |
Dec 13 15:39:53.931 INFO [stderr] 38 |   id: usize,
Dec 13 15:39:53.931 INFO [stderr]    |   ^^^^^^^^^
Dec 13 15:39:53.931 INFO [stderr] 
Dec 13 15:39:53.931 INFO [stderr] warning: field is never used: `thread`
Dec 13 15:39:53.931 INFO [stderr]   --> src/lib.rs:39:3
Dec 13 15:39:53.931 INFO [stderr]    |
Dec 13 15:39:53.931 INFO [stderr] 39 |   thread: thread::JoinHandle<()>,
Dec 13 15:39:53.931 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:39:53.931 INFO [stderr] 
Dec 13 15:39:54.539 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Dec 13 15:39:54.541 INFO [stderr] su: No module specific data is present
Dec 13 15:39:55.135 INFO running `"docker" "inspect" "ae185def0edd86c45d1507b9535020642a399995d9099ce9ca9eee21b908e204"`
Dec 13 15:39:55.375 INFO running `"docker" "rm" "-f" "ae185def0edd86c45d1507b9535020642a399995d9099ce9ca9eee21b908e204"`
Dec 13 15:39:55.648 INFO [stdout] ae185def0edd86c45d1507b9535020642a399995d9099ce9ca9eee21b908e204
Dec 13 15:39:55.655 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 13 15:39:56.119 INFO [stdout] f569cc262c5cc6fd9085132529e3a1f128cd6df5726609095db5c2a4873d5dec
Dec 13 15:39:56.123 INFO running `"docker" "start" "-a" "f569cc262c5cc6fd9085132529e3a1f128cd6df5726609095db5c2a4873d5dec"`
Dec 13 15:39:57.230 INFO [stderr] usermod: no changes
Dec 13 15:39:57.287 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 15:39:57.291 INFO [stderr]      Running /target/debug/deps/rust_example_app-9b3b746ca5db3dab
Dec 13 15:39:57.291 INFO [stdout] 
Dec 13 15:39:57.291 INFO [stderr]      Running /target/debug/deps/main-fad6064c50026425
Dec 13 15:39:57.291 INFO [stdout] running 0 tests
Dec 13 15:39:57.291 INFO [stdout] 
Dec 13 15:39:57.291 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:39:57.291 INFO [stdout] 
Dec 13 15:39:57.301 INFO [stdout] 
Dec 13 15:39:57.301 INFO [stderr]    Doc-tests rust_example_app
Dec 13 15:39:57.301 INFO [stdout] running 0 tests
Dec 13 15:39:57.301 INFO [stdout] 
Dec 13 15:39:57.301 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:39:57.301 INFO [stdout] 
Dec 13 15:39:57.780 INFO [stdout] 
Dec 13 15:39:57.780 INFO [stdout] running 0 tests
Dec 13 15:39:57.780 INFO [stdout] 
Dec 13 15:39:57.780 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:39:57.780 INFO [stdout] 
Dec 13 15:39:57.799 INFO [stderr] su: No module specific data is present
Dec 13 15:39:58.400 INFO running `"docker" "inspect" "f569cc262c5cc6fd9085132529e3a1f128cd6df5726609095db5c2a4873d5dec"`
Dec 13 15:39:58.635 INFO running `"docker" "rm" "-f" "f569cc262c5cc6fd9085132529e3a1f128cd6df5726609095db5c2a4873d5dec"`
Dec 13 15:39:58.958 INFO [stdout] f569cc262c5cc6fd9085132529e3a1f128cd6df5726609095db5c2a4873d5dec