[INFO] cloning repository https://github.com/memchk/LedDesk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/memchk/LedDesk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmemchk%2FLedDesk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmemchk%2FLedDesk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96637a3e3f2ce4813f8ba9b58a95fd4d34ea9336
[INFO] checking memchk/LedDesk against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmemchk%2FLedDesk" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/memchk/LedDesk on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/memchk/LedDesk
[INFO] finished tweaking git repo https://github.com/memchk/LedDesk
[INFO] tweaked toml for git repo https://github.com/memchk/LedDesk written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/memchk/LedDesk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/RustAudio/cpal`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded libudev v0.2.0
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded structopt v0.2.15
[INFO] [stderr]   Downloaded structopt-derive v0.2.15
[INFO] [stderr]   Downloaded thiserror-impl v1.0.5
[INFO] [stderr]   Downloaded thiserror v1.0.5
[INFO] [stderr]   Downloaded serialport v3.2.0
[INFO] [stderr]   Downloaded cc v1.0.32
[INFO] [stderr]   Downloaded aho-corasick v0.7.1
[INFO] [stderr]   Downloaded regex v1.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ed7179bbffcbd2be8db607c19d4890e08c24f216d924372ac7decf5b77a0df3
[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" "7ed7179bbffcbd2be8db607c19d4890e08c24f216d924372ac7decf5b77a0df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ed7179bbffcbd2be8db607c19d4890e08c24f216d924372ac7decf5b77a0df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed7179bbffcbd2be8db607c19d4890e08c24f216d924372ac7decf5b77a0df3", kill_on_drop: false }`
[INFO] [stdout] 7ed7179bbffcbd2be8db607c19d4890e08c24f216d924372ac7decf5b77a0df3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 070a4bf33f5b19825f528fe4d843df27f27d72e1e9e399406e602a561f5ef1a8
[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" "070a4bf33f5b19825f528fe4d843df27f27d72e1e9e399406e602a561f5ef1a8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling cpal v0.10.0 (https://github.com/RustAudio/cpal#90be5244)
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking strength_reduce v0.2.1
[INFO] [stderr]    Compiling alsa-sys v0.1.1 (https://github.com/RustAudio/cpal#90be5244)
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking arrayvec v0.4.10
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking rustfft v3.0.0
[INFO] [stderr]     Checking serialport v3.2.0
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.5
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking thiserror v1.0.5
[INFO] [stderr]     Checking fft_desk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.23s
[INFO] running `Command { std: "docker" "inspect" "070a4bf33f5b19825f528fe4d843df27f27d72e1e9e399406e602a561f5ef1a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "070a4bf33f5b19825f528fe4d843df27f27d72e1e9e399406e602a561f5ef1a8", kill_on_drop: false }`
[INFO] [stdout] 070a4bf33f5b19825f528fe4d843df27f27d72e1e9e399406e602a561f5ef1a8