[INFO] fetching crate proc-macro2 1.0.40...
[INFO] checking proc-macro2-1.0.40 against master#a09c668c965f735f4cd59e7158662b9daa0b71ba for pr-98370
[INFO] extracting crate proc-macro2 1.0.40 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate proc-macro2 1.0.40 on toolchain a09c668c965f735f4cd59e7158662b9daa0b71ba
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a09c668c965f735f4cd59e7158662b9daa0b71ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proc-macro2 1.0.40
[INFO] finished tweaking crates.io crate proc-macro2 1.0.40
[INFO] tweaked toml for crates.io crate proc-macro2 1.0.40 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a09c668c965f735f4cd59e7158662b9daa0b71ba" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a09c668c965f735f4cd59e7158662b9daa0b71ba" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+a09c668c965f735f4cd59e7158662b9daa0b71ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90232693ce8a63f2adf21ad3c902cd95946ce8ed037cdfcf5707c8ad93324bb2
[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" "90232693ce8a63f2adf21ad3c902cd95946ce8ed037cdfcf5707c8ad93324bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90232693ce8a63f2adf21ad3c902cd95946ce8ed037cdfcf5707c8ad93324bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90232693ce8a63f2adf21ad3c902cd95946ce8ed037cdfcf5707c8ad93324bb2", kill_on_drop: false }`
[INFO] [stdout] 90232693ce8a63f2adf21ad3c902cd95946ce8ed037cdfcf5707c8ad93324bb2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+a09c668c965f735f4cd59e7158662b9daa0b71ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be63c4e228ff74fe81cd3a0be9ccdec582c993f809ed8615cee7927c2cc096e1
[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" "be63c4e228ff74fe81cd3a0be9ccdec582c993f809ed8615cee7927c2cc096e1", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling proc-macro2 v1.0.40 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "be63c4e228ff74fe81cd3a0be9ccdec582c993f809ed8615cee7927c2cc096e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be63c4e228ff74fe81cd3a0be9ccdec582c993f809ed8615cee7927c2cc096e1", kill_on_drop: false }`
[INFO] [stdout] be63c4e228ff74fe81cd3a0be9ccdec582c993f809ed8615cee7927c2cc096e1