[INFO] fetching crate safe-proc-macro2 1.0.24...
[INFO] checking safe-proc-macro2-1.0.24 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate safe-proc-macro2 1.0.24 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate safe-proc-macro2 1.0.24 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe-proc-macro2 1.0.24
[INFO] finished tweaking crates.io crate safe-proc-macro2 1.0.24
[INFO] tweaked toml for crates.io crate safe-proc-macro2 1.0.24 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7b39942897e6ecf4c8ccd6340ef5d664f5adbc4ce55dcd456657f83bf35328a
[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" "c7b39942897e6ecf4c8ccd6340ef5d664f5adbc4ce55dcd456657f83bf35328a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7b39942897e6ecf4c8ccd6340ef5d664f5adbc4ce55dcd456657f83bf35328a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7b39942897e6ecf4c8ccd6340ef5d664f5adbc4ce55dcd456657f83bf35328a", kill_on_drop: false }`
[INFO] [stdout] c7b39942897e6ecf4c8ccd6340ef5d664f5adbc4ce55dcd456657f83bf35328a
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebbeb8b01dc763d43212d506f422ba2caad09d9d9ebfe99c49eb7fe9bb888c22
[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" "ebbeb8b01dc763d43212d506f422ba2caad09d9d9ebfe99c49eb7fe9bb888c22", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-proc-macro2 v1.0.24 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "ebbeb8b01dc763d43212d506f422ba2caad09d9d9ebfe99c49eb7fe9bb888c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebbeb8b01dc763d43212d506f422ba2caad09d9d9ebfe99c49eb7fe9bb888c22", kill_on_drop: false }`
[INFO] [stdout] ebbeb8b01dc763d43212d506f422ba2caad09d9d9ebfe99c49eb7fe9bb888c22