[INFO] cloning repository https://github.com/etherealist/mus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/etherealist/mus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetherealist%2Fmus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetherealist%2Fmus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9927f7386b1689a812370cf3654d20e4dd15cd00
[INFO] checking etherealist/mus against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetherealist%2Fmus" "/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/etherealist/mus 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] removed /workspace/builds/worker-12/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/etherealist/mus
[INFO] finished tweaking git repo https://github.com/etherealist/mus
[INFO] tweaked toml for git repo https://github.com/etherealist/mus written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/etherealist/mus 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-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" "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] 213cb880336d02ee29ae8a557f17436cd4d15bbd161f98dce5d248b3b7e770b5
[INFO] running `Command { std: "docker" "start" "-a" "213cb880336d02ee29ae8a557f17436cd4d15bbd161f98dce5d248b3b7e770b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "213cb880336d02ee29ae8a557f17436cd4d15bbd161f98dce5d248b3b7e770b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "213cb880336d02ee29ae8a557f17436cd4d15bbd161f98dce5d248b3b7e770b5", kill_on_drop: false }`
[INFO] [stdout] 213cb880336d02ee29ae8a557f17436cd4d15bbd161f98dce5d248b3b7e770b5
[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" "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] fa9f48d98385cf91a4dcca0dcc5182aab9cc371e04b55233ba2a9c41c4bf8252
[INFO] running `Command { std: "docker" "start" "-a" "fa9f48d98385cf91a4dcca0dcc5182aab9cc371e04b55233ba2a9c41c4bf8252", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking freeverb v0.1.0 (/opt/rustwide/workdir/freeverb)
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking mus v0.1.0 (/opt/rustwide/workdir/mus)
[INFO] [stderr]     Checking mus-bin v0.1.0 (/opt/rustwide/workdir/mus-bin)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.48s
[INFO] running `Command { std: "docker" "inspect" "fa9f48d98385cf91a4dcca0dcc5182aab9cc371e04b55233ba2a9c41c4bf8252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9f48d98385cf91a4dcca0dcc5182aab9cc371e04b55233ba2a9c41c4bf8252", kill_on_drop: false }`
[INFO] [stdout] fa9f48d98385cf91a4dcca0dcc5182aab9cc371e04b55233ba2a9c41c4bf8252