Nov 17 09:31:40.096 INFO testing amatho/challenges-rs against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 09:31:40.096 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 09:31:40.406 INFO [stdout] 21f7fe0dce41b85325a391ec0afbebdb593ab1c68de653a3537169f8f6c91028
Nov 17 09:31:40.408 INFO running `"docker" "start" "-a" "21f7fe0dce41b85325a391ec0afbebdb593ab1c68de653a3537169f8f6c91028"`
Nov 17 09:31:41.067 INFO [stderr] usermod: no changes
Nov 17 09:31:41.092 INFO [stderr]    Compiling challenges v0.1.0 (/source)
Nov 17 09:31:42.413 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Nov 17 09:31:42.416 INFO [stderr] su: No module specific data is present
Nov 17 09:31:42.667 INFO running `"docker" "inspect" "21f7fe0dce41b85325a391ec0afbebdb593ab1c68de653a3537169f8f6c91028"`
Nov 17 09:31:42.778 INFO running `"docker" "rm" "-f" "21f7fe0dce41b85325a391ec0afbebdb593ab1c68de653a3537169f8f6c91028"`
Nov 17 09:31:42.873 INFO [stdout] 21f7fe0dce41b85325a391ec0afbebdb593ab1c68de653a3537169f8f6c91028
Nov 17 09:31:42.876 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 09:31:43.055 INFO [stdout] 48309953839d1e5712c73c6ff9db799d9da1c3bc9473c722373f60f02e9b8f5c
Nov 17 09:31:43.061 INFO running `"docker" "start" "-a" "48309953839d1e5712c73c6ff9db799d9da1c3bc9473c722373f60f02e9b8f5c"`
Nov 17 09:31:43.781 INFO [stderr] usermod: no changes
Nov 17 09:31:43.810 INFO [stderr]    Compiling challenges v0.1.0 (/source)
Nov 17 09:31:44.835 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Nov 17 09:31:44.836 INFO [stderr] su: No module specific data is present
Nov 17 09:31:45.319 INFO running `"docker" "inspect" "48309953839d1e5712c73c6ff9db799d9da1c3bc9473c722373f60f02e9b8f5c"`
Nov 17 09:31:45.535 INFO running `"docker" "rm" "-f" "48309953839d1e5712c73c6ff9db799d9da1c3bc9473c722373f60f02e9b8f5c"`
Nov 17 09:31:45.779 INFO [stdout] 48309953839d1e5712c73c6ff9db799d9da1c3bc9473c722373f60f02e9b8f5c
Nov 17 09:31:45.783 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 09:31:46.239 INFO [stdout] a8d54717b66bc400f598086684bd21bab9d3f558b7ce3346ce32ecff1469f7a5
Nov 17 09:31:46.239 INFO running `"docker" "start" "-a" "a8d54717b66bc400f598086684bd21bab9d3f558b7ce3346ce32ecff1469f7a5"`
Nov 17 09:31:47.023 INFO [stderr] usermod: no changes
Nov 17 09:31:47.067 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 17 09:31:47.068 INFO [stderr]      Running /target/debug/deps/challenges-bb3517b2f41d6034
Nov 17 09:31:47.072 INFO [stdout] 
Nov 17 09:31:47.072 INFO [stdout] running 1 test
Nov 17 09:31:47.072 INFO [stdout] test tests::get_middle ... ok
Nov 17 09:31:47.072 INFO [stdout] 
Nov 17 09:31:47.072 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 09:31:47.072 INFO [stdout] 
Nov 17 09:31:47.074 INFO [stdout] 
Nov 17 09:31:47.074 INFO [stderr]      Running /target/debug/deps/challenges-953a4e993dde224b
Nov 17 09:31:47.074 INFO [stdout] running 0 tests
Nov 17 09:31:47.074 INFO [stdout] 
Nov 17 09:31:47.074 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 09:31:47.074 INFO [stdout] 
Nov 17 09:31:47.076 INFO [stderr]    Doc-tests challenges
Nov 17 09:31:47.548 INFO [stdout] 
Nov 17 09:31:47.548 INFO [stdout] running 0 tests
Nov 17 09:31:47.548 INFO [stdout] 
Nov 17 09:31:47.548 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 09:31:47.548 INFO [stdout] 
Nov 17 09:31:47.559 INFO [stderr] su: No module specific data is present
Nov 17 09:31:47.854 INFO running `"docker" "inspect" "a8d54717b66bc400f598086684bd21bab9d3f558b7ce3346ce32ecff1469f7a5"`
Nov 17 09:31:47.928 INFO running `"docker" "rm" "-f" "a8d54717b66bc400f598086684bd21bab9d3f558b7ce3346ce32ecff1469f7a5"`
Nov 17 09:31:48.018 INFO [stdout] a8d54717b66bc400f598086684bd21bab9d3f558b7ce3346ce32ecff1469f7a5