Dec 07 17:12:55.289 INFO testing exponential-backoff-0.2.2 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 17:12:55.289 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 17:12:55.698 INFO [stdout] e18f0378a1d3ef840c675ff3b22d14db8f3ae0218dcbc7954d474fe2215de76b
Dec 07 17:12:55.699 INFO running `"docker" "start" "-a" "e18f0378a1d3ef840c675ff3b22d14db8f3ae0218dcbc7954d474fe2215de76b"`
Dec 07 17:12:56.903 INFO [stderr] usermod: no changes
Dec 07 17:12:57.000 INFO [stderr]    Compiling exponential-backoff v0.2.2 (/source)
Dec 07 17:12:57.910 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Dec 07 17:12:57.915 INFO [stderr] su: No module specific data is present
Dec 07 17:12:58.336 INFO running `"docker" "inspect" "e18f0378a1d3ef840c675ff3b22d14db8f3ae0218dcbc7954d474fe2215de76b"`
Dec 07 17:12:58.675 INFO running `"docker" "rm" "-f" "e18f0378a1d3ef840c675ff3b22d14db8f3ae0218dcbc7954d474fe2215de76b"`
Dec 07 17:12:58.916 INFO [stdout] e18f0378a1d3ef840c675ff3b22d14db8f3ae0218dcbc7954d474fe2215de76b
Dec 07 17:12:58.916 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 17:12:59.344 INFO [stdout] efca4a93b9627a3a066eaae491283ec615d0a78c9c153c2dafe7555fff0289e9
Dec 07 17:12:59.350 INFO running `"docker" "start" "-a" "efca4a93b9627a3a066eaae491283ec615d0a78c9c153c2dafe7555fff0289e9"`
Dec 07 17:13:00.376 INFO [stderr] usermod: no changes
Dec 07 17:13:00.492 INFO [stderr]    Compiling exponential-backoff v0.2.2 (/source)
Dec 07 17:13:02.707 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
Dec 07 17:13:02.712 INFO [stderr] su: No module specific data is present
Dec 07 17:13:03.053 INFO running `"docker" "inspect" "efca4a93b9627a3a066eaae491283ec615d0a78c9c153c2dafe7555fff0289e9"`
Dec 07 17:13:03.256 INFO running `"docker" "rm" "-f" "efca4a93b9627a3a066eaae491283ec615d0a78c9c153c2dafe7555fff0289e9"`
Dec 07 17:13:03.464 INFO [stdout] efca4a93b9627a3a066eaae491283ec615d0a78c9c153c2dafe7555fff0289e9
Dec 07 17:13:03.471 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 17:13:03.728 INFO [stdout] 58cf402590049665722ed9e95c5250046b78345ca91774a68e688d84dfb5a0c5
Dec 07 17:13:03.729 INFO running `"docker" "start" "-a" "58cf402590049665722ed9e95c5250046b78345ca91774a68e688d84dfb5a0c5"`
Dec 07 17:13:05.106 INFO [stderr] usermod: no changes
Dec 07 17:13:05.188 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 07 17:13:05.196 INFO [stderr]      Running /target/debug/deps/exponential_backoff-970c52d15990ebdc
Dec 07 17:13:05.200 INFO [stdout] 
Dec 07 17:13:05.200 INFO [stdout] running 0 tests
Dec 07 17:13:05.200 INFO [stdout] 
Dec 07 17:13:05.200 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 17:13:05.200 INFO [stdout] 
Dec 07 17:13:05.201 INFO [stderr]      Running /target/debug/deps/test-95eb11781ec9e723
Dec 07 17:13:05.207 INFO [stdout] 
Dec 07 17:13:05.207 INFO [stdout] running 1 test
Dec 07 17:13:05.207 INFO [stdout] test doesnt_crash ... ok
Dec 07 17:13:05.207 INFO [stdout] 
Dec 07 17:13:05.207 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 17:13:05.207 INFO [stdout] 
Dec 07 17:13:05.207 INFO [stderr]    Doc-tests exponential-backoff
Dec 07 17:13:06.628 INFO [stdout] 
Dec 07 17:13:06.628 INFO [stderr] su: No module specific data is present
Dec 07 17:13:06.628 INFO [stdout] running 0 tests
Dec 07 17:13:06.628 INFO [stdout] 
Dec 07 17:13:06.628 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 17:13:06.628 INFO [stdout] 
Dec 07 17:13:07.230 INFO running `"docker" "inspect" "58cf402590049665722ed9e95c5250046b78345ca91774a68e688d84dfb5a0c5"`
Dec 07 17:13:07.421 INFO running `"docker" "rm" "-f" "58cf402590049665722ed9e95c5250046b78345ca91774a68e688d84dfb5a0c5"`
Dec 07 17:13:07.626 INFO [stdout] 58cf402590049665722ed9e95c5250046b78345ca91774a68e688d84dfb5a0c5