[INFO] fetching crate print_chords 0.1.1...
[INFO] checking print_chords-0.1.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate print_chords 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate print_chords 0.1.1 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 print_chords 0.1.1
[INFO] finished tweaking crates.io crate print_chords 0.1.1
[INFO] tweaked toml for crates.io crate print_chords 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate print_chords 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vecstorage v0.1.2
[INFO] [stderr]   Downloaded rsynth v0.1.1
[INFO] [stderr]   Downloaded jack-sys v0.2.2
[INFO] [stderr]   Downloaded midi-consts v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 8bfabab02fc604b08bb6740428f411b565223485f45595d12db1838d025f5484
[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" "8bfabab02fc604b08bb6740428f411b565223485f45595d12db1838d025f5484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bfabab02fc604b08bb6740428f411b565223485f45595d12db1838d025f5484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfabab02fc604b08bb6740428f411b565223485f45595d12db1838d025f5484", kill_on_drop: false }`
[INFO] [stdout] 8bfabab02fc604b08bb6740428f411b565223485f45595d12db1838d025f5484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8bb56db1eeadf340d9250fe6a89d9eccc0b23b3d5b248d1228bfd1227a590dbf
[INFO] running `Command { std: "docker" "start" "-a" "8bb56db1eeadf340d9250fe6a89d9eccc0b23b3d5b248d1228bfd1227a590dbf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking midi-consts v0.1.0
[INFO] [stderr]     Checking vecstorage v0.1.2
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking jack-sys v0.2.2
[INFO] [stderr]     Checking jack v0.6.5
[INFO] [stderr]     Checking rsynth v0.1.1
[INFO] [stderr]     Checking print_chords v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "8bb56db1eeadf340d9250fe6a89d9eccc0b23b3d5b248d1228bfd1227a590dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bb56db1eeadf340d9250fe6a89d9eccc0b23b3d5b248d1228bfd1227a590dbf", kill_on_drop: false }`
[INFO] [stdout] 8bb56db1eeadf340d9250fe6a89d9eccc0b23b3d5b248d1228bfd1227a590dbf