[INFO] fetching crate cipepser-bicycle-book-wordcount 0.1.0...
[INFO] testing cipepser-bicycle-book-wordcount-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate cipepser-bicycle-book-wordcount 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cipepser-bicycle-book-wordcount 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cipepser-bicycle-book-wordcount 0.1.0
[INFO] finished tweaking crates.io crate cipepser-bicycle-book-wordcount 0.1.0
[INFO] tweaked toml for crates.io crate cipepser-bicycle-book-wordcount 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a207c5bf7ebbc163e3d450f15ad8ba5f7534614c551212bc34998ad0c55814c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a207c5bf7ebbc163e3d450f15ad8ba5f7534614c551212bc34998ad0c55814c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a207c5bf7ebbc163e3d450f15ad8ba5f7534614c551212bc34998ad0c55814c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a207c5bf7ebbc163e3d450f15ad8ba5f7534614c551212bc34998ad0c55814c7", kill_on_drop: false }`
[INFO] [stdout] a207c5bf7ebbc163e3d450f15ad8ba5f7534614c551212bc34998ad0c55814c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92cc665c9602f8e978dafd39e5d48918d0d29ed72c2c26c742ee352ce2ed25ab
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "92cc665c9602f8e978dafd39e5d48918d0d29ed72c2c26c742ee352ce2ed25ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cipepser-bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.14s
[INFO] running `Command { std: "docker" "inspect" "92cc665c9602f8e978dafd39e5d48918d0d29ed72c2c26c742ee352ce2ed25ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92cc665c9602f8e978dafd39e5d48918d0d29ed72c2c26c742ee352ce2ed25ab", kill_on_drop: false }`
[INFO] [stdout] 92cc665c9602f8e978dafd39e5d48918d0d29ed72c2c26c742ee352ce2ed25ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05185a6fff2a6b353252cae948ca83099ff7a17e291fc881fdbd07075e4fba1d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "05185a6fff2a6b353252cae948ca83099ff7a17e291fc881fdbd07075e4fba1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cipepser-bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "05185a6fff2a6b353252cae948ca83099ff7a17e291fc881fdbd07075e4fba1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05185a6fff2a6b353252cae948ca83099ff7a17e291fc881fdbd07075e4fba1d", kill_on_drop: false }`
[INFO] [stdout] 05185a6fff2a6b353252cae948ca83099ff7a17e291fc881fdbd07075e4fba1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e7e3eb6218ab8693165a723c2d75f35b984d45ed00cf8f4db04c29bbe85a6e6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2e7e3eb6218ab8693165a723c2d75f35b984d45ed00cf8f4db04c29bbe85a6e6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cipepser_bicycle_book_wordcount-37678cbeec071fff)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test word_count_works2 ... ok
[INFO] [stdout] test word_count_works ... ok
[INFO] [stdout] test test::word_count_works3 ... ok
[INFO] [stdout] test word_count_do_not_contain_unknown_words - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cipepser_bicycle_book_wordcount-81de0c0a97b36357)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/char.rs (/opt/rustwide/target/debug/deps/char-d78fa725bfd619ce)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test char_count_utf8 ... ok
[INFO] [stdout] test char_count_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/line.rs (/opt/rustwide/target/debug/deps/line-7863e14e45d4b7c7)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test line_count_works ... ok
[INFO] [stdout] test line_count_utf8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cipepser-bicycle-book-wordcount
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - count (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e7e3eb6218ab8693165a723c2d75f35b984d45ed00cf8f4db04c29bbe85a6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e7e3eb6218ab8693165a723c2d75f35b984d45ed00cf8f4db04c29bbe85a6e6", kill_on_drop: false }`
[INFO] [stdout] 2e7e3eb6218ab8693165a723c2d75f35b984d45ed00cf8f4db04c29bbe85a6e6