[INFO] fetching crate simple_tones 0.1.0...
[INFO] checking simple_tones-0.1.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate simple_tones 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate simple_tones 0.1.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_tones 0.1.0
[INFO] finished tweaking crates.io crate simple_tones 0.1.0
[INFO] tweaked toml for crates.io crate simple_tones 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", 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] b644ca1a908e2c62ad2958329d5890c1880fe3953fdfe19c3ee7ba788fd0a00e
[INFO] running `Command { std: "docker" "start" "-a" "b644ca1a908e2c62ad2958329d5890c1880fe3953fdfe19c3ee7ba788fd0a00e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b644ca1a908e2c62ad2958329d5890c1880fe3953fdfe19c3ee7ba788fd0a00e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b644ca1a908e2c62ad2958329d5890c1880fe3953fdfe19c3ee7ba788fd0a00e", kill_on_drop: false }`
[INFO] [stdout] b644ca1a908e2c62ad2958329d5890c1880fe3953fdfe19c3ee7ba788fd0a00e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22ceaefe2e8deeea525c8a229c2740ae513feb1033ef5adb77bb378439e667f3
[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" "22ceaefe2e8deeea525c8a229c2740ae513feb1033ef5adb77bb378439e667f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking tinyvec v1.3.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking alsa v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking minimp3 v0.5.1
[INFO] [stderr]     Checking cpal v0.13.3
[INFO] [stderr]     Checking rodio v0.13.1
[INFO] [stderr]     Checking simple_tones v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.64s
[INFO] running `Command { std: "docker" "inspect" "22ceaefe2e8deeea525c8a229c2740ae513feb1033ef5adb77bb378439e667f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ceaefe2e8deeea525c8a229c2740ae513feb1033ef5adb77bb378439e667f3", kill_on_drop: false }`
[INFO] [stdout] 22ceaefe2e8deeea525c8a229c2740ae513feb1033ef5adb77bb378439e667f3