[INFO] cloning repository https://github.com/reidbhuntley/rustsynth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reidbhuntley/rustsynth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidbhuntley%2Frustsynth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidbhuntley%2Frustsynth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 708a7cc15b5d181bb4778542aef17b47d9b2b404
[INFO] checking reidbhuntley/rustsynth against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidbhuntley%2Frustsynth" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reidbhuntley/rustsynth on toolchain 2ad5292aea6328113b55968b4322528d48261316
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reidbhuntley/rustsynth
[INFO] finished tweaking git repo https://github.com/reidbhuntley/rustsynth
[INFO] tweaked toml for git repo https://github.com/reidbhuntley/rustsynth written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/reidbhuntley/rustsynth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+2ad5292aea6328113b55968b4322528d48261316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5175dc39c2b2cf77927f6fb69a7b0dcde833f71b6d36d2a1ff66020b39983a87
[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" "5175dc39c2b2cf77927f6fb69a7b0dcde833f71b6d36d2a1ff66020b39983a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5175dc39c2b2cf77927f6fb69a7b0dcde833f71b6d36d2a1ff66020b39983a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5175dc39c2b2cf77927f6fb69a7b0dcde833f71b6d36d2a1ff66020b39983a87", kill_on_drop: false }`
[INFO] [stdout] 5175dc39c2b2cf77927f6fb69a7b0dcde833f71b6d36d2a1ff66020b39983a87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+2ad5292aea6328113b55968b4322528d48261316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b1d7d87c67e27441b9471ab9f00173648f64fb8369590eae3b3e1b1df0e593f
[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" "2b1d7d87c67e27441b9471ab9f00173648f64fb8369590eae3b3e1b1df0e593f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cpal v0.13.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking memalloc v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling alsa-sys v0.3.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking lewton v0.10.1
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking minimp3 v0.5.0
[INFO] [stderr]     Checking alsa v0.4.2
[INFO] [stderr]     Checking midly v0.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling arr_macro_impl v0.1.3
[INFO] [stderr]    Compiling enum-ordinalize v3.1.8
[INFO] [stderr]     Checking midir v0.7.0
[INFO] [stderr]     Checking arr_macro v0.1.3
[INFO] [stderr]    Compiling educe v0.4.13
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking rodio v0.13.0
[INFO] [stderr]     Checking rustsynth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "2b1d7d87c67e27441b9471ab9f00173648f64fb8369590eae3b3e1b1df0e593f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1d7d87c67e27441b9471ab9f00173648f64fb8369590eae3b3e1b1df0e593f", kill_on_drop: false }`
[INFO] [stdout] 2b1d7d87c67e27441b9471ab9f00173648f64fb8369590eae3b3e1b1df0e593f