[INFO] cloning repository https://github.com/grng3r/file_send_client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grng3r/file_send_client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrng3r%2Ffile_send_client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrng3r%2Ffile_send_client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da97c1f4076e486af3c2182790c8fe858489988f
[INFO] testing grng3r/file_send_client against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrng3r%2Ffile_send_client" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grng3r/file_send_client 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/grng3r/file_send_client
[INFO] finished tweaking git repo https://github.com/grng3r/file_send_client
[INFO] tweaked toml for git repo https://github.com/grng3r/file_send_client written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/grng3r/file_send_client 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytelines v2.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 7aceb23a89b7e416e2c032ffbcce5b255b9b9274310206f3158f6bc4927a2e43
[INFO] running `Command { std: "docker" "start" "-a" "7aceb23a89b7e416e2c032ffbcce5b255b9b9274310206f3158f6bc4927a2e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aceb23a89b7e416e2c032ffbcce5b255b9b9274310206f3158f6bc4927a2e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aceb23a89b7e416e2c032ffbcce5b255b9b9274310206f3158f6bc4927a2e43", kill_on_drop: false }`
[INFO] [stdout] 7aceb23a89b7e416e2c032ffbcce5b255b9b9274310206f3158f6bc4927a2e43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] e8261308c348431abbba8ebff764283e9f462e21669ca104231dc7a273f07bc6
[INFO] running `Command { std: "docker" "start" "-a" "e8261308c348431abbba8ebff764283e9f462e21669ca104231dc7a273f07bc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytelines v2.2.2
[INFO] [stderr]    Compiling read_file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "e8261308c348431abbba8ebff764283e9f462e21669ca104231dc7a273f07bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8261308c348431abbba8ebff764283e9f462e21669ca104231dc7a273f07bc6", kill_on_drop: false }`
[INFO] [stdout] e8261308c348431abbba8ebff764283e9f462e21669ca104231dc7a273f07bc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] cf73a2de9c28ac2f9b34683e933992259f484aa7b7bb76e1d82467081a8b733a
[INFO] running `Command { std: "docker" "start" "-a" "cf73a2de9c28ac2f9b34683e933992259f484aa7b7bb76e1d82467081a8b733a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling read_file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.34s
[INFO] running `Command { std: "docker" "inspect" "cf73a2de9c28ac2f9b34683e933992259f484aa7b7bb76e1d82467081a8b733a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf73a2de9c28ac2f9b34683e933992259f484aa7b7bb76e1d82467081a8b733a", kill_on_drop: false }`
[INFO] [stdout] cf73a2de9c28ac2f9b34683e933992259f484aa7b7bb76e1d82467081a8b733a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 5263ca053c2bca7b65c36b93fe692e96130adf743c1f6f357d18c02226e9e4be
[INFO] running `Command { std: "docker" "start" "-a" "5263ca053c2bca7b65c36b93fe692e96130adf743c1f6f357d18c02226e9e4be", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/read_file-d9a9d7844d8468b3)
[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] running `Command { std: "docker" "inspect" "5263ca053c2bca7b65c36b93fe692e96130adf743c1f6f357d18c02226e9e4be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5263ca053c2bca7b65c36b93fe692e96130adf743c1f6f357d18c02226e9e4be", kill_on_drop: false }`
[INFO] [stdout] 5263ca053c2bca7b65c36b93fe692e96130adf743c1f6f357d18c02226e9e4be