[INFO] fetching crate cargo-5730 0.2.1...
[INFO] checking cargo-5730-0.2.1 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate cargo-5730 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cargo-5730 0.2.1 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-5730 0.2.1
[INFO] finished tweaking crates.io crate cargo-5730 0.2.1
[INFO] tweaked toml for crates.io crate cargo-5730 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae4d19ed0a1f01aab19f1bb5bd869a6cbe5d06f1bd05f78e1b53d110f593a52d
[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" "ae4d19ed0a1f01aab19f1bb5bd869a6cbe5d06f1bd05f78e1b53d110f593a52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae4d19ed0a1f01aab19f1bb5bd869a6cbe5d06f1bd05f78e1b53d110f593a52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae4d19ed0a1f01aab19f1bb5bd869a6cbe5d06f1bd05f78e1b53d110f593a52d", kill_on_drop: false }`
[INFO] [stdout] ae4d19ed0a1f01aab19f1bb5bd869a6cbe5d06f1bd05f78e1b53d110f593a52d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a77ba891d8fa6921c31628c105842d307ec95b3bbbbf88d1ccd935fa4fc7fc3c
[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" "a77ba891d8fa6921c31628c105842d307ec95b3bbbbf88d1ccd935fa4fc7fc3c", kill_on_drop: false }`
[INFO] [stderr]     Checking cargo-5730 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "a77ba891d8fa6921c31628c105842d307ec95b3bbbbf88d1ccd935fa4fc7fc3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a77ba891d8fa6921c31628c105842d307ec95b3bbbbf88d1ccd935fa4fc7fc3c", kill_on_drop: false }`
[INFO] [stdout] a77ba891d8fa6921c31628c105842d307ec95b3bbbbf88d1ccd935fa4fc7fc3c