[INFO] cloning repository https://github.com/irekf/rusty-csv-diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/irekf/rusty-csv-diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firekf%2Frusty-csv-diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firekf%2Frusty-csv-diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7ed7312545ccabea74c935433d0262d6b38a288
[INFO] checking irekf/rusty-csv-diff against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firekf%2Frusty-csv-diff" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/irekf/rusty-csv-diff on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/irekf/rusty-csv-diff
[INFO] finished tweaking git repo https://github.com/irekf/rusty-csv-diff
[INFO] tweaked toml for git repo https://github.com/irekf/rusty-csv-diff written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/irekf/rusty-csv-diff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d4c72b8f339e09558e2dca3cd2162debfa6327ba23638c582d33c68040d6808e
[INFO] running `Command { std: "docker" "start" "-a" "d4c72b8f339e09558e2dca3cd2162debfa6327ba23638c582d33c68040d6808e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4c72b8f339e09558e2dca3cd2162debfa6327ba23638c582d33c68040d6808e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c72b8f339e09558e2dca3cd2162debfa6327ba23638c582d33c68040d6808e", kill_on_drop: false }`
[INFO] [stdout] d4c72b8f339e09558e2dca3cd2162debfa6327ba23638c582d33c68040d6808e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a9ec7475f8fdc53af3e83751bb875e4c6c93f5a70d94cd462eeb5a2b94923c7
[INFO] running `Command { std: "docker" "start" "-a" "7a9ec7475f8fdc53af3e83751bb875e4c6c93f5a70d94cd462eeb5a2b94923c7", 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]     Checking libc v0.2.37
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking regex v0.2.6
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]     Checking rusty-csv-diff v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.93s
[INFO] running `Command { std: "docker" "inspect" "7a9ec7475f8fdc53af3e83751bb875e4c6c93f5a70d94cd462eeb5a2b94923c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9ec7475f8fdc53af3e83751bb875e4c6c93f5a70d94cd462eeb5a2b94923c7", kill_on_drop: false }`
[INFO] [stdout] 7a9ec7475f8fdc53af3e83751bb875e4c6c93f5a70d94cd462eeb5a2b94923c7