[INFO] cloning repository https://github.com/hitohata/tessoku-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hitohata/tessoku-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitohata%2Ftessoku-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitohata%2Ftessoku-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5349036f81b8a1f246d602cb6b71934b541cb46
[INFO] checking hitohata/tessoku-book against try#0fe3684930279e4d3be3aca66b30f82946ce9ac2 for pr-138340
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitohata%2Ftessoku-book" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hitohata/tessoku-book on toolchain 0fe3684930279e4d3be3aca66b30f82946ce9ac2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hitohata/tessoku-book
[INFO] finished tweaking git repo https://github.com/hitohata/tessoku-book
[INFO] checking hitohata/tessoku-book against try#0fe3684930279e4d3be3aca66b30f82946ce9ac2 for pr-138340
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitohata%2Ftessoku-book" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file testcases/b28.yml
[INFO] [stderr] error: unable to write file testcases/b29.yml
[INFO] [stderr] error: unable to write file testcases/b30.yml
[INFO] [stderr] error: unable to write file testcases/b31.yml
[INFO] [stderr] error: unable to write file testcases/b32.yml
[INFO] [stderr] error: unable to write file testcases/b33.yml
[INFO] [stderr] error: unable to write file testcases/b34.yml
[INFO] [stderr] error: unable to write file testcases/b36.yml
[INFO] [stderr] error: unable to write file testcases/b37.yml
[INFO] [stderr] error: unable to write file testcases/b38.yml
[INFO] [stderr] fatal: unable to checkout working tree
[INFO] [stderr] warning: Clone succeeded, but checkout failed.
[INFO] [stderr] You can inspect what was checked out with 'git status'
[INFO] [stderr] and retry with 'git restore --source=HEAD :/'
[INFO] [stderr] 
[INFO] checking hitohata/tessoku-book against try#0fe3684930279e4d3be3aca66b30f82946ce9ac2 for pr-138340
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitohata%2Ftessoku-book" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hitohata/tessoku-book on toolchain 0fe3684930279e4d3be3aca66b30f82946ce9ac2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hitohata/tessoku-book
[INFO] finished tweaking git repo https://github.com/hitohata/tessoku-book
[INFO] tweaked toml for git repo https://github.com/hitohata/tessoku-book written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hitohata/tessoku-book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking hitohata/tessoku-book against try#0fe3684930279e4d3be3aca66b30f82946ce9ac2 for pr-138340
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitohata%2Ftessoku-book" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hitohata/tessoku-book on toolchain 0fe3684930279e4d3be3aca66b30f82946ce9ac2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hitohata/tessoku-book
[INFO] finished tweaking git repo https://github.com/hitohata/tessoku-book
[INFO] tweaked toml for git repo https://github.com/hitohata/tessoku-book written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hitohata/tessoku-book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1612d3c4ab2a16ee57b1955a194471a80f27ce2e74fd36e4717d9a5ea343a71
[INFO] running `Command { std: "docker" "start" "-a" "d1612d3c4ab2a16ee57b1955a194471a80f27ce2e74fd36e4717d9a5ea343a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1612d3c4ab2a16ee57b1955a194471a80f27ce2e74fd36e4717d9a5ea343a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1612d3c4ab2a16ee57b1955a194471a80f27ce2e74fd36e4717d9a5ea343a71", kill_on_drop: false }`
[INFO] [stdout] d1612d3c4ab2a16ee57b1955a194471a80f27ce2e74fd36e4717d9a5ea343a71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d304872325d2f5976c5d3ee7c584e8c26da645cc93ea279cd8f3eadedea917ec
[INFO] running `Command { std: "docker" "start" "-a" "d304872325d2f5976c5d3ee7c584e8c26da645cc93ea279cd8f3eadedea917ec", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking proconio v0.4.3
[INFO] [stderr]     Checking tessoku-book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "d304872325d2f5976c5d3ee7c584e8c26da645cc93ea279cd8f3eadedea917ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d304872325d2f5976c5d3ee7c584e8c26da645cc93ea279cd8f3eadedea917ec", kill_on_drop: false }`
[INFO] [stdout] d304872325d2f5976c5d3ee7c584e8c26da645cc93ea279cd8f3eadedea917ec