[INFO] cloning repository https://github.com/dbdr/robber
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dbdr/robber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbdr%2Frobber", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbdr%2Frobber'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce62bd2a253bcc3f4f66767bd3b3ac054e1ca8c7
[INFO] checking dbdr/robber against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbdr%2Frobber" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dbdr/robber 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/dbdr/robber
[INFO] finished tweaking git repo https://github.com/dbdr/robber
[INFO] tweaked toml for git repo https://github.com/dbdr/robber written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/dbdr/robber 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 980b8d2614f28237a4bbaf7cee54bbeb6c70d3f996ff841bce1cbcdbc10930d2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "980b8d2614f28237a4bbaf7cee54bbeb6c70d3f996ff841bce1cbcdbc10930d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "980b8d2614f28237a4bbaf7cee54bbeb6c70d3f996ff841bce1cbcdbc10930d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "980b8d2614f28237a4bbaf7cee54bbeb6c70d3f996ff841bce1cbcdbc10930d2", kill_on_drop: false }`
[INFO] [stdout] 980b8d2614f28237a4bbaf7cee54bbeb6c70d3f996ff841bce1cbcdbc10930d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] ba6717e1f361207d6bf2141b3c1281ce2e584efa36fdac7af59aa38526be8e5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ba6717e1f361207d6bf2141b3c1281ce2e584efa36fdac7af59aa38526be8e5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking proc-macro2 v1.0.10
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]     Checking robber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.27s
[INFO] running `Command { std: "docker" "inspect" "ba6717e1f361207d6bf2141b3c1281ce2e584efa36fdac7af59aa38526be8e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6717e1f361207d6bf2141b3c1281ce2e584efa36fdac7af59aa38526be8e5a", kill_on_drop: false }`
[INFO] [stdout] ba6717e1f361207d6bf2141b3c1281ce2e584efa36fdac7af59aa38526be8e5a