[INFO] fetching crate comment_app_backend 0.1.3...
[INFO] checking comment_app_backend-0.1.3 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate comment_app_backend 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate comment_app_backend 0.1.3 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 crates.io crate comment_app_backend 0.1.3
[INFO] finished tweaking crates.io crate comment_app_backend 0.1.3
[INFO] tweaked toml for crates.io crate comment_app_backend 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate comment_app_backend 0.1.3 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d336571b4c42bc1b072e5053efd7699d2231202d4281e322b005fcbc3e2ee782
[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" "d336571b4c42bc1b072e5053efd7699d2231202d4281e322b005fcbc3e2ee782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d336571b4c42bc1b072e5053efd7699d2231202d4281e322b005fcbc3e2ee782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d336571b4c42bc1b072e5053efd7699d2231202d4281e322b005fcbc3e2ee782", kill_on_drop: false }`
[INFO] [stdout] d336571b4c42bc1b072e5053efd7699d2231202d4281e322b005fcbc3e2ee782
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c6fb8eb542cfb790e253cd0d1c4386f8609f6d033fc00b15ff13e6ba0bdad959
[INFO] running `Command { std: "docker" "start" "-a" "c6fb8eb542cfb790e253cd0d1c4386f8609f6d033fc00b15ff13e6ba0bdad959", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
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[INFO] [stderr]    Compiling phf_generator v0.7.24
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[INFO] [stderr]    Compiling tokio-macros v0.2.5
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[INFO] [stderr]    Compiling pin-project-internal v0.4.8
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[INFO] [stderr]    Compiling time v0.2.9
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-executor v0.3.4
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[INFO] [stderr]     Checking comment_app_backend v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "c6fb8eb542cfb790e253cd0d1c4386f8609f6d033fc00b15ff13e6ba0bdad959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fb8eb542cfb790e253cd0d1c4386f8609f6d033fc00b15ff13e6ba0bdad959", kill_on_drop: false }`
[INFO] [stdout] c6fb8eb542cfb790e253cd0d1c4386f8609f6d033fc00b15ff13e6ba0bdad959