[INFO] cloning repository https://github.com/mlsteele/cpal-input-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mlsteele/cpal-input-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlsteele%2Fcpal-input-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlsteele%2Fcpal-input-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c110c7bacd16d234ff666fe7015267a7080daf1c
[INFO] checking mlsteele/cpal-input-demo against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlsteele%2Fcpal-input-demo" "/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/mlsteele/cpal-input-demo 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/mlsteele/cpal-input-demo
[INFO] finished tweaking git repo https://github.com/mlsteele/cpal-input-demo
[INFO] tweaked toml for git repo https://github.com/mlsteele/cpal-input-demo written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mlsteele/cpal-input-demo 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] 6e8f031b5ac724e6b798fbe413e659f01f1825f4fe6a9ad5d323108890e0618c
[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" "6e8f031b5ac724e6b798fbe413e659f01f1825f4fe6a9ad5d323108890e0618c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e8f031b5ac724e6b798fbe413e659f01f1825f4fe6a9ad5d323108890e0618c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e8f031b5ac724e6b798fbe413e659f01f1825f4fe6a9ad5d323108890e0618c", kill_on_drop: false }`
[INFO] [stdout] 6e8f031b5ac724e6b798fbe413e659f01f1825f4fe6a9ad5d323108890e0618c
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 231c3034976cdbc9403d7892d0e170485a85b74f8cab5940552508ca0d721be5
[INFO] running `Command { std: "docker" "start" "-a" "231c3034976cdbc9403d7892d0e170485a85b74f8cab5940552508ca0d721be5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking backtrace-sys v0.1.31
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking cpal-input-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.74s
[INFO] running `Command { std: "docker" "inspect" "231c3034976cdbc9403d7892d0e170485a85b74f8cab5940552508ca0d721be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "231c3034976cdbc9403d7892d0e170485a85b74f8cab5940552508ca0d721be5", kill_on_drop: false }`
[INFO] [stdout] 231c3034976cdbc9403d7892d0e170485a85b74f8cab5940552508ca0d721be5