[INFO] cloning repository https://github.com/skoji/rust-bicycle-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skoji/rust-bicycle-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskoji%2Frust-bicycle-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskoji%2Frust-bicycle-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5b5f127c36e6be8c2dd920572317ddf797a4b61
[INFO] testing skoji/rust-bicycle-book against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskoji%2Frust-bicycle-book" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skoji/rust-bicycle-book on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skoji/rust-bicycle-book
[INFO] finished tweaking git repo https://github.com/skoji/rust-bicycle-book
[INFO] tweaked toml for git repo https://github.com/skoji/rust-bicycle-book written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/skoji/rust-bicycle-book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fa9b52e9aa1a8cca0f6cca12c24f74cab5eb6b671f279f4c72647f06bbe3b83
[INFO] running `Command { std: "docker" "start" "-a" "6fa9b52e9aa1a8cca0f6cca12c24f74cab5eb6b671f279f4c72647f06bbe3b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fa9b52e9aa1a8cca0f6cca12c24f74cab5eb6b671f279f4c72647f06bbe3b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa9b52e9aa1a8cca0f6cca12c24f74cab5eb6b671f279f4c72647f06bbe3b83", kill_on_drop: false }`
[INFO] [stdout] 6fa9b52e9aa1a8cca0f6cca12c24f74cab5eb6b671f279f4c72647f06bbe3b83
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a61c15ddcc74595dd15c6f7ce0c463fca435e6dce328d3fdcdf55c7c644d333e
[INFO] running `Command { std: "docker" "start" "-a" "a61c15ddcc74595dd15c6f7ce0c463fca435e6dce328d3fdcdf55c7c644d333e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "a61c15ddcc74595dd15c6f7ce0c463fca435e6dce328d3fdcdf55c7c644d333e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a61c15ddcc74595dd15c6f7ce0c463fca435e6dce328d3fdcdf55c7c644d333e", kill_on_drop: false }`
[INFO] [stdout] a61c15ddcc74595dd15c6f7ce0c463fca435e6dce328d3fdcdf55c7c644d333e
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e8dc9bb74f86e4b5e2eee0787f3182552ff2e74f4d78dcd475313533a550055
[INFO] running `Command { std: "docker" "start" "-a" "2e8dc9bb74f86e4b5e2eee0787f3182552ff2e74f4d78dcd475313533a550055", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "2e8dc9bb74f86e4b5e2eee0787f3182552ff2e74f4d78dcd475313533a550055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e8dc9bb74f86e4b5e2eee0787f3182552ff2e74f4d78dcd475313533a550055", kill_on_drop: false }`
[INFO] [stdout] 2e8dc9bb74f86e4b5e2eee0787f3182552ff2e74f4d78dcd475313533a550055
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 609de91e712374c151902a5ac4708ee3f2ce82c05060a23086f849afe96ddc50
[INFO] running `Command { std: "docker" "start" "-a" "609de91e712374c151902a5ac4708ee3f2ce82c05060a23086f849afe96ddc50", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_parser-44dbe3ad87394235)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_lexer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "609de91e712374c151902a5ac4708ee3f2ce82c05060a23086f849afe96ddc50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "609de91e712374c151902a5ac4708ee3f2ce82c05060a23086f849afe96ddc50", kill_on_drop: false }`
[INFO] [stdout] 609de91e712374c151902a5ac4708ee3f2ce82c05060a23086f849afe96ddc50