[INFO] fetching crate shellfn-attribute 0.1.1...
[INFO] checking shellfn-attribute-0.1.1 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate shellfn-attribute 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate shellfn-attribute 0.1.1 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 shellfn-attribute 0.1.1
[INFO] finished tweaking crates.io crate shellfn-attribute 0.1.1
[INFO] tweaked toml for crates.io crate shellfn-attribute 0.1.1 written to /workspace/builds/worker-6/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-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab550f60093e90abc576f50236091513e369bfccdd701c9e83859222b05f286d
[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" "ab550f60093e90abc576f50236091513e369bfccdd701c9e83859222b05f286d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab550f60093e90abc576f50236091513e369bfccdd701c9e83859222b05f286d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab550f60093e90abc576f50236091513e369bfccdd701c9e83859222b05f286d", kill_on_drop: false }`
[INFO] [stdout] ab550f60093e90abc576f50236091513e369bfccdd701c9e83859222b05f286d
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] a1f20de77ba467bf94943e10edcbdd23a387a57ca893d8741b0f6b16eb80d198
[INFO] running `Command { std: "docker" "start" "-a" "a1f20de77ba467bf94943e10edcbdd23a387a57ca893d8741b0f6b16eb80d198", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking shellfn-core v0.1.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking shellwords v1.1.0
[INFO] [stderr]     Checking darling_core v0.8.6
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]     Checking darling v0.8.6
[INFO] [stderr]     Checking shellfn-attribute v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.37s
[INFO] running `Command { std: "docker" "inspect" "a1f20de77ba467bf94943e10edcbdd23a387a57ca893d8741b0f6b16eb80d198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f20de77ba467bf94943e10edcbdd23a387a57ca893d8741b0f6b16eb80d198", kill_on_drop: false }`
[INFO] [stdout] a1f20de77ba467bf94943e10edcbdd23a387a57ca893d8741b0f6b16eb80d198