[INFO] fetching crate signal-hook-registry 1.2.1...
[INFO] checking signal-hook-registry-1.2.1 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] extracting crate signal-hook-registry 1.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate signal-hook-registry 1.2.1 on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signal-hook-registry 1.2.1
[INFO] finished tweaking crates.io crate signal-hook-registry 1.2.1
[INFO] tweaked toml for crates.io crate signal-hook-registry 1.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", 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] ec6ae4f63fc0af03b74fc92a641b5748b0f5b1b6523cfb56a24f7ce9a1a68d26
[INFO] running `Command { std: "docker" "start" "-a" "ec6ae4f63fc0af03b74fc92a641b5748b0f5b1b6523cfb56a24f7ce9a1a68d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec6ae4f63fc0af03b74fc92a641b5748b0f5b1b6523cfb56a24f7ce9a1a68d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec6ae4f63fc0af03b74fc92a641b5748b0f5b1b6523cfb56a24f7ce9a1a68d26", kill_on_drop: false }`
[INFO] [stdout] ec6ae4f63fc0af03b74fc92a641b5748b0f5b1b6523cfb56a24f7ce9a1a68d26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "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] 13b81c12593e30ebfb1d9c0c0419614e263843b97f1a09c9cca26bf9f52745cd
[INFO] running `Command { std: "docker" "start" "-a" "13b81c12593e30ebfb1d9c0c0419614e263843b97f1a09c9cca26bf9f52745cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking signal-hook-registry v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking pulldown-cmark v0.4.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.33s
[INFO] running `Command { std: "docker" "inspect" "13b81c12593e30ebfb1d9c0c0419614e263843b97f1a09c9cca26bf9f52745cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b81c12593e30ebfb1d9c0c0419614e263843b97f1a09c9cca26bf9f52745cd", kill_on_drop: false }`
[INFO] [stdout] 13b81c12593e30ebfb1d9c0c0419614e263843b97f1a09c9cca26bf9f52745cd