Dec 15 21:46:39.846 INFO testing backoff-0.1.2 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 21:46:39.846 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 15 21:46:40.207 INFO [stdout] 85bd81b083a5a49df9326381d280fd8fa0ae3a2fdf7f2c8da13ff89a4d2f7a2b
Dec 15 21:46:40.209 INFO running `"docker" "start" "-a" "85bd81b083a5a49df9326381d280fd8fa0ae3a2fdf7f2c8da13ff89a4d2f7a2b"`
Dec 15 21:46:40.979 INFO [stderr] usermod: no changes
Dec 15 21:46:41.112 INFO [stderr]    Compiling backoff v0.1.2 (/source)
Dec 15 21:46:41.952 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 15 21:46:41.960 INFO [stderr] su: No module specific data is present
Dec 15 21:46:42.722 INFO running `"docker" "inspect" "85bd81b083a5a49df9326381d280fd8fa0ae3a2fdf7f2c8da13ff89a4d2f7a2b"`
Dec 15 21:46:42.942 INFO running `"docker" "rm" "-f" "85bd81b083a5a49df9326381d280fd8fa0ae3a2fdf7f2c8da13ff89a4d2f7a2b"`
Dec 15 21:46:43.275 INFO [stdout] 85bd81b083a5a49df9326381d280fd8fa0ae3a2fdf7f2c8da13ff89a4d2f7a2b
Dec 15 21:46:43.283 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 15 21:46:43.743 INFO [stdout] 6f9a28e9146b31bc159d80ef7b5828bc016485e329f118ab63a278f25014f3e1
Dec 15 21:46:43.747 INFO running `"docker" "start" "-a" "6f9a28e9146b31bc159d80ef7b5828bc016485e329f118ab63a278f25014f3e1"`
Dec 15 21:46:45.068 INFO [stderr] usermod: no changes
Dec 15 21:46:45.231 INFO [stderr]    Compiling backoff v0.1.2 (/source)
Dec 15 21:46:45.519 INFO [stderr] warning: unknown lint: `needless_pass_by_value`
Dec 15 21:46:45.519 INFO [stderr]   --> examples/permanent_error.rs:10:9
Dec 15 21:46:45.519 INFO [stderr]    |
Dec 15 21:46:45.519 INFO [stderr] 10 | #[allow(needless_pass_by_value)]
Dec 15 21:46:45.519 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:46:45.519 INFO [stderr]    |
Dec 15 21:46:45.519 INFO [stderr]    = note: #[warn(unknown_lints)] on by default
Dec 15 21:46:45.519 INFO [stderr] 
Dec 15 21:46:55.559 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.46s
Dec 15 21:46:55.571 INFO [stderr] su: No module specific data is present
Dec 15 21:46:56.847 INFO running `"docker" "inspect" "6f9a28e9146b31bc159d80ef7b5828bc016485e329f118ab63a278f25014f3e1"`
Dec 15 21:46:57.187 INFO running `"docker" "rm" "-f" "6f9a28e9146b31bc159d80ef7b5828bc016485e329f118ab63a278f25014f3e1"`
Dec 15 21:46:57.487 INFO [stdout] 6f9a28e9146b31bc159d80ef7b5828bc016485e329f118ab63a278f25014f3e1
Dec 15 21:46:57.489 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 15 21:46:57.995 INFO [stdout] fc2b52b1665bbc673003d6d0d2d2e1877ac2f8a0efe4bb9ecae5e87de7fe08f5
Dec 15 21:46:58.000 INFO running `"docker" "start" "-a" "fc2b52b1665bbc673003d6d0d2d2e1877ac2f8a0efe4bb9ecae5e87de7fe08f5"`
Dec 15 21:46:59.371 INFO [stderr] usermod: no changes
Dec 15 21:46:59.531 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
Dec 15 21:46:59.547 INFO [stderr]      Running /target/debug/deps/backoff-86983afc392a1392
Dec 15 21:46:59.547 INFO [stdout] 
Dec 15 21:46:59.547 INFO [stdout] running 1 test
Dec 15 21:46:59.547 INFO [stdout] test exponential::get_randomized_interval ... ok
Dec 15 21:46:59.547 INFO [stdout] 
Dec 15 21:46:59.547 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 21:46:59.547 INFO [stdout] 
Dec 15 21:46:59.547 INFO [stderr]      Running /target/debug/deps/exponential-7e276241f4af33ec
Dec 15 21:46:59.551 INFO [stderr]      Running /target/debug/deps/retry-743543ca076d7cfd
Dec 15 21:46:59.551 INFO [stdout] 
Dec 15 21:46:59.551 INFO [stdout] running 3 tests
Dec 15 21:46:59.551 INFO [stdout] test max_elapsed_time ... ok
Dec 15 21:46:59.551 INFO [stdout] test get_elapsed_time ... ok
Dec 15 21:46:59.551 INFO [stdout] test backoff ... ok
Dec 15 21:46:59.551 INFO [stdout] 
Dec 15 21:46:59.551 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 21:46:59.551 INFO [stdout] 
Dec 15 21:46:59.555 INFO [stdout] 
Dec 15 21:46:59.555 INFO [stdout] running 2 tests
Dec 15 21:46:59.555 INFO [stdout] test permanent_error_immediately_returned ... ok
Dec 15 21:47:00.883 INFO [stderr]    Doc-tests backoff
Dec 15 21:47:00.883 INFO [stdout] test retry ... ok
Dec 15 21:47:00.883 INFO [stdout] 
Dec 15 21:47:00.883 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 21:47:00.883 INFO [stdout] 
Dec 15 21:47:02.342 INFO [stdout] 
Dec 15 21:47:02.342 INFO [stdout] running 4 tests
Dec 15 21:47:02.343 INFO [stdout] test src/lib.rs -  (line 20) ... ignored
Dec 15 21:47:02.343 INFO [stdout] test src/lib.rs -  (line 9) ... ignored
Dec 15 21:47:04.928 INFO [stdout] test src/retry.rs - retry::Operation::retry_notify (line 47) ... ok
Dec 15 21:47:05.374 INFO [stdout] test src/retry.rs - retry::Operation::retry (line 23) ... ok
Dec 15 21:47:05.374 INFO [stdout] 
Dec 15 21:47:05.374 INFO [stdout] test result: ok. 2 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
Dec 15 21:47:05.375 INFO [stdout] 
Dec 15 21:47:05.388 INFO [stderr] su: No module specific data is present
Dec 15 21:47:06.217 INFO running `"docker" "inspect" "fc2b52b1665bbc673003d6d0d2d2e1877ac2f8a0efe4bb9ecae5e87de7fe08f5"`
Dec 15 21:47:06.467 INFO running `"docker" "rm" "-f" "fc2b52b1665bbc673003d6d0d2d2e1877ac2f8a0efe4bb9ecae5e87de7fe08f5"`
Dec 15 21:47:06.786 INFO [stdout] fc2b52b1665bbc673003d6d0d2d2e1877ac2f8a0efe4bb9ecae5e87de7fe08f5