[INFO] cloning repository https://github.com/RustBicycleBook/wordcount
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustBicycleBook/wordcount" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustBicycleBook%2Fwordcount", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustBicycleBook%2Fwordcount'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3db5a191f5905cd48088161c13cdcfb19e83b247
[INFO] testing RustBicycleBook/wordcount against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustBicycleBook%2Fwordcount" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RustBicycleBook/wordcount on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RustBicycleBook/wordcount
[INFO] finished tweaking git repo https://github.com/RustBicycleBook/wordcount
[INFO] tweaked toml for git repo https://github.com/RustBicycleBook/wordcount written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/RustBicycleBook/wordcount already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0b6b6a40d2e5c558801b2df55e7f1ef86a5a368cd946f783d3ff6294ff2408f
[INFO] running `Command { std: "docker" "start" "-a" "a0b6b6a40d2e5c558801b2df55e7f1ef86a5a368cd946f783d3ff6294ff2408f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0b6b6a40d2e5c558801b2df55e7f1ef86a5a368cd946f783d3ff6294ff2408f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0b6b6a40d2e5c558801b2df55e7f1ef86a5a368cd946f783d3ff6294ff2408f", kill_on_drop: false }`
[INFO] [stdout] a0b6b6a40d2e5c558801b2df55e7f1ef86a5a368cd946f783d3ff6294ff2408f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7dfbd98745be62087ad78727a0501d976c0ffedbc527df50cbede326ef5c7c4
[INFO] running `Command { std: "docker" "start" "-a" "f7dfbd98745be62087ad78727a0501d976c0ffedbc527df50cbede326ef5c7c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.29s
[INFO] running `Command { std: "docker" "inspect" "f7dfbd98745be62087ad78727a0501d976c0ffedbc527df50cbede326ef5c7c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7dfbd98745be62087ad78727a0501d976c0ffedbc527df50cbede326ef5c7c4", kill_on_drop: false }`
[INFO] [stdout] f7dfbd98745be62087ad78727a0501d976c0ffedbc527df50cbede326ef5c7c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 780fe7c4be7e1e30846d6354583dd335928b24008e4cf2566c9770d50d43d420
[INFO] running `Command { std: "docker" "start" "-a" "780fe7c4be7e1e30846d6354583dd335928b24008e4cf2566c9770d50d43d420", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "780fe7c4be7e1e30846d6354583dd335928b24008e4cf2566c9770d50d43d420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "780fe7c4be7e1e30846d6354583dd335928b24008e4cf2566c9770d50d43d420", kill_on_drop: false }`
[INFO] [stdout] 780fe7c4be7e1e30846d6354583dd335928b24008e4cf2566c9770d50d43d420
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3d4cb3c3c8bfa55793dd5349971710573fd54acc680967aca3562f195a19bf5
[INFO] running `Command { std: "docker" "start" "-a" "a3d4cb3c3c8bfa55793dd5349971710573fd54acc680967aca3562f195a19bf5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.95s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bicycle_book_wordcount-2b2796f460020571)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test word_count_works ... ok
[INFO] [stdout] test word_count_do_not_contain_unknown_words - should panic ... ok
[INFO] [stdout] test word_count_works3 ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bicycle_book_wordcount-a8d39223fb12db11)
[INFO] [stdout] test test::word_count_works3 ... ok
[INFO] [stdout] test word_count_works2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[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-ca6a80771b0f58b7)
[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 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test line_count_lfcr ... ok
[INFO] [stdout] test line_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-61a8e53478942735)
[INFO] [stderr]    Doc-tests 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 1.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a3d4cb3c3c8bfa55793dd5349971710573fd54acc680967aca3562f195a19bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d4cb3c3c8bfa55793dd5349971710573fd54acc680967aca3562f195a19bf5", kill_on_drop: false }`
[INFO] [stdout] a3d4cb3c3c8bfa55793dd5349971710573fd54acc680967aca3562f195a19bf5