[INFO] fetching crate catlines 1.0.4...
[INFO] checking catlines-1.0.4 against beta for pr-78714
[INFO] extracting crate catlines 1.0.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate catlines 1.0.4 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate catlines 1.0.4
[INFO] finished tweaking crates.io crate catlines 1.0.4
[INFO] tweaked toml for crates.io crate catlines 1.0.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9ef6208bf373f8fc9093d37fff52bf0fc7d0ba3444a79e1e9f5c1a8ca93de2a
[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" "a9ef6208bf373f8fc9093d37fff52bf0fc7d0ba3444a79e1e9f5c1a8ca93de2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9ef6208bf373f8fc9093d37fff52bf0fc7d0ba3444a79e1e9f5c1a8ca93de2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ef6208bf373f8fc9093d37fff52bf0fc7d0ba3444a79e1e9f5c1a8ca93de2a", kill_on_drop: false }`
[INFO] [stdout] a9ef6208bf373f8fc9093d37fff52bf0fc7d0ba3444a79e1e9f5c1a8ca93de2a
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 548abe8da35b8187a1d47ca77abe65edb59079ca2f2878e625e7e9179a7da52e
[INFO] running `Command { std: "docker" "start" "-a" "548abe8da35b8187a1d47ca77abe65edb59079ca2f2878e625e7e9179a7da52e", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]     Checking catlines v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "548abe8da35b8187a1d47ca77abe65edb59079ca2f2878e625e7e9179a7da52e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548abe8da35b8187a1d47ca77abe65edb59079ca2f2878e625e7e9179a7da52e", kill_on_drop: false }`
[INFO] [stdout] 548abe8da35b8187a1d47ca77abe65edb59079ca2f2878e625e7e9179a7da52e