[INFO] cloning repository https://github.com/Ks5810/file_manipulation_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ks5810/file_manipulation_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKs5810%2Ffile_manipulation_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKs5810%2Ffile_manipulation_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6f2b8da48a512f638d7cfd297f4f82a95a601f5
[INFO] testing Ks5810/file_manipulation_rust against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKs5810%2Ffile_manipulation_rust" "/workspace/builds/worker-80/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-80/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ks5810/file_manipulation_rust on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ks5810/file_manipulation_rust
[INFO] finished tweaking git repo https://github.com/Ks5810/file_manipulation_rust
[INFO] tweaked toml for git repo https://github.com/Ks5810/file_manipulation_rust written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] crate git repo https://github.com/Ks5810/file_manipulation_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62af23cb4df2642ebd7b977d89310a4fec00244e98439cf02fb4e5192e094212
[INFO] running `Command { std: "docker" "start" "-a" "62af23cb4df2642ebd7b977d89310a4fec00244e98439cf02fb4e5192e094212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62af23cb4df2642ebd7b977d89310a4fec00244e98439cf02fb4e5192e094212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62af23cb4df2642ebd7b977d89310a4fec00244e98439cf02fb4e5192e094212", kill_on_drop: false }`
[INFO] [stdout] 62af23cb4df2642ebd7b977d89310a4fec00244e98439cf02fb4e5192e094212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53dc130668e5bf8f06cf3cd1d521bec3171dee9a62f1ca3aeabcb44160efdeb2
[INFO] running `Command { std: "docker" "start" "-a" "53dc130668e5bf8f06cf3cd1d521bec3171dee9a62f1ca3aeabcb44160efdeb2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling file_manipulation_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.03s
[INFO] running `Command { std: "docker" "inspect" "53dc130668e5bf8f06cf3cd1d521bec3171dee9a62f1ca3aeabcb44160efdeb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53dc130668e5bf8f06cf3cd1d521bec3171dee9a62f1ca3aeabcb44160efdeb2", kill_on_drop: false }`
[INFO] [stdout] 53dc130668e5bf8f06cf3cd1d521bec3171dee9a62f1ca3aeabcb44160efdeb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8f5e74b380912077ac2c7270dac1340dd6e6aa556bbd110ec5a8cb210af480e
[INFO] running `Command { std: "docker" "start" "-a" "e8f5e74b380912077ac2c7270dac1340dd6e6aa556bbd110ec5a8cb210af480e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling file_manipulation_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "e8f5e74b380912077ac2c7270dac1340dd6e6aa556bbd110ec5a8cb210af480e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8f5e74b380912077ac2c7270dac1340dd6e6aa556bbd110ec5a8cb210af480e", kill_on_drop: false }`
[INFO] [stdout] e8f5e74b380912077ac2c7270dac1340dd6e6aa556bbd110ec5a8cb210af480e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9ed356e221c01023b5d603730d3c072a1e1e6f568c9961e364fe5de54bb2bd7
[INFO] running `Command { std: "docker" "start" "-a" "f9ed356e221c01023b5d603730d3c072a1e1e6f568c9961e364fe5de54bb2bd7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/file_manipulation_rust-977e9580ec64eb2b)
[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" "f9ed356e221c01023b5d603730d3c072a1e1e6f568c9961e364fe5de54bb2bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9ed356e221c01023b5d603730d3c072a1e1e6f568c9961e364fe5de54bb2bd7", kill_on_drop: false }`
[INFO] [stdout] f9ed356e221c01023b5d603730d3c072a1e1e6f568c9961e364fe5de54bb2bd7