[INFO] cloning repository https://github.com/GCLemon/wav_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GCLemon/wav_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGCLemon%2Fwav_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGCLemon%2Fwav_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd4d9add4a3bbe53188789b47952c66186228b4c
[INFO] checking GCLemon/wav_rust against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGCLemon%2Fwav_rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GCLemon/wav_rust on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GCLemon/wav_rust
[INFO] finished tweaking git repo https://github.com/GCLemon/wav_rust
[INFO] tweaked toml for git repo https://github.com/GCLemon/wav_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/GCLemon/wav_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", 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] 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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ca2d116c8138bef92cca367f586d6d74d5d577aaf6b6acc8c8fd9a2c4fda83c
[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" "6ca2d116c8138bef92cca367f586d6d74d5d577aaf6b6acc8c8fd9a2c4fda83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ca2d116c8138bef92cca367f586d6d74d5d577aaf6b6acc8c8fd9a2c4fda83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ca2d116c8138bef92cca367f586d6d74d5d577aaf6b6acc8c8fd9a2c4fda83c", kill_on_drop: false }`
[INFO] [stdout] 6ca2d116c8138bef92cca367f586d6d74d5d577aaf6b6acc8c8fd9a2c4fda83c
[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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f447209dd5fd248f48ebe31aa770ba0ae4f5c0589eb93a80a4690387e1debb4
[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" "2f447209dd5fd248f48ebe31aa770ba0ae4f5c0589eb93a80a4690387e1debb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.6 (https://github.com/rust-lang-nursery/failure.git#20f9a9e2)
[INFO] [stderr]    Compiling byteorder v1.3.2 (https://github.com/BurntSushi/byteorder.git#05823766)
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling al-sys v0.6.0 (https://github.com/jpernst/alto.git#df2f3038)
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking failure v0.1.6 (https://github.com/rust-lang-nursery/failure.git#20f9a9e2)
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking alto v3.0.3 (https://github.com/jpernst/alto.git#df2f3038)
[INFO] [stderr]     Checking wav_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.50s
[INFO] running `Command { std: "docker" "inspect" "2f447209dd5fd248f48ebe31aa770ba0ae4f5c0589eb93a80a4690387e1debb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f447209dd5fd248f48ebe31aa770ba0ae4f5c0589eb93a80a4690387e1debb4", kill_on_drop: false }`
[INFO] [stdout] 2f447209dd5fd248f48ebe31aa770ba0ae4f5c0589eb93a80a4690387e1debb4