[INFO] fetching crate hashconsing 1.1.0...
[INFO] checking hashconsing-1.1.0 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate hashconsing 1.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate hashconsing 1.1.0 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hashconsing 1.1.0
[INFO] finished tweaking crates.io crate hashconsing 1.1.0
[INFO] tweaked toml for crates.io crate hashconsing 1.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85136aa2cf1df2d74142e2f3d0139bc7c2fc0cd5034717ce87c90b1f6bcc8e5b
[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" "85136aa2cf1df2d74142e2f3d0139bc7c2fc0cd5034717ce87c90b1f6bcc8e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85136aa2cf1df2d74142e2f3d0139bc7c2fc0cd5034717ce87c90b1f6bcc8e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85136aa2cf1df2d74142e2f3d0139bc7c2fc0cd5034717ce87c90b1f6bcc8e5b", kill_on_drop: false }`
[INFO] [stdout] 85136aa2cf1df2d74142e2f3d0139bc7c2fc0cd5034717ce87c90b1f6bcc8e5b
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43d40cbdd0e33cdf5d056e070eba0c2dc7cd7f3f602891dac2bb1c58db3aff3f
[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" "43d40cbdd0e33cdf5d056e070eba0c2dc7cd7f3f602891dac2bb1c58db3aff3f", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking hashconsing v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.86s
[INFO] running `Command { std: "docker" "inspect" "43d40cbdd0e33cdf5d056e070eba0c2dc7cd7f3f602891dac2bb1c58db3aff3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d40cbdd0e33cdf5d056e070eba0c2dc7cd7f3f602891dac2bb1c58db3aff3f", kill_on_drop: false }`
[INFO] [stdout] 43d40cbdd0e33cdf5d056e070eba0c2dc7cd7f3f602891dac2bb1c58db3aff3f