[INFO] fetching crate git-ref 0.4.1...
[INFO] checking git-ref-0.4.1 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate git-ref 0.4.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate git-ref 0.4.1 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-ref 0.4.1
[INFO] finished tweaking crates.io crate git-ref 0.4.1
[INFO] tweaked toml for crates.io crate git-ref 0.4.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2675587cd4c97bd024b05ac7456dc62a351d7bf10fa7f00c082437b3a53b027b
[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" "2675587cd4c97bd024b05ac7456dc62a351d7bf10fa7f00c082437b3a53b027b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2675587cd4c97bd024b05ac7456dc62a351d7bf10fa7f00c082437b3a53b027b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2675587cd4c97bd024b05ac7456dc62a351d7bf10fa7f00c082437b3a53b027b", kill_on_drop: false }`
[INFO] [stdout] 2675587cd4c97bd024b05ac7456dc62a351d7bf10fa7f00c082437b3a53b027b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "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] 91131ef654af5404bc373cfc639c75dc9f5af095804ce30ba14bb1423bf12730
[INFO] running `Command { std: "docker" "start" "-a" "91131ef654af5404bc373cfc639c75dc9f5af095804ce30ba14bb1423bf12730", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking git-ref v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "91131ef654af5404bc373cfc639c75dc9f5af095804ce30ba14bb1423bf12730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91131ef654af5404bc373cfc639c75dc9f5af095804ce30ba14bb1423bf12730", kill_on_drop: false }`
[INFO] [stdout] 91131ef654af5404bc373cfc639c75dc9f5af095804ce30ba14bb1423bf12730