[INFO] cloning repository https://github.com/dzil123/synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dzil123/synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdzil123%2Fsynth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdzil123%2Fsynth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a2a185512e528293da73c74d1cdfc1eaf175ccf
[INFO] checking dzil123/synth against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdzil123%2Fsynth" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dzil123/synth on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dzil123/synth
[INFO] finished tweaking git repo https://github.com/dzil123/synth
[INFO] tweaked toml for git repo https://github.com/dzil123/synth written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/dzil123/synth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded coremidi-sys v2.0.2
[INFO] [stderr]   Downloaded memalloc v0.1.0
[INFO] [stderr]   Downloaded midir v0.7.0
[INFO] [stderr]   Downloaded coremidi v0.4.0
[INFO] [stderr]   Downloaded ureq v1.5.4
[INFO] [stderr]   Downloaded fetch_unroll v0.2.2
[INFO] [stderr]   Downloaded derivative v2.1.3
[INFO] [stderr]   Downloaded wmidi v4.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ecf24be9befd41e80df1473c3113c937c6f72678336e992ea10704d1883de3a
[INFO] running `Command { std: "docker" "start" "-a" "4ecf24be9befd41e80df1473c3113c937c6f72678336e992ea10704d1883de3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ecf24be9befd41e80df1473c3113c937c6f72678336e992ea10704d1883de3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ecf24be9befd41e80df1473c3113c937c6f72678336e992ea10704d1883de3a", kill_on_drop: false }`
[INFO] [stdout] 4ecf24be9befd41e80df1473c3113c937c6f72678336e992ea10704d1883de3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d98d373e4bf8d2b1efe7e9b91a9c62994db0dbf0c271091a0512606dce61ce4b
[INFO] running `Command { std: "docker" "start" "-a" "d98d373e4bf8d2b1efe7e9b91a9c62994db0dbf0c271091a0512606dce61ce4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling cpal v0.13.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking wmidi v4.0.1
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking getrandom v0.2.1
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking alsa v0.4.3
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]     Checking midir v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking rodio v0.13.0
[INFO] [stderr]     Checking synth v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.15s
[INFO] running `Command { std: "docker" "inspect" "d98d373e4bf8d2b1efe7e9b91a9c62994db0dbf0c271091a0512606dce61ce4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98d373e4bf8d2b1efe7e9b91a9c62994db0dbf0c271091a0512606dce61ce4b", kill_on_drop: false }`
[INFO] [stdout] d98d373e4bf8d2b1efe7e9b91a9c62994db0dbf0c271091a0512606dce61ce4b