[INFO] fetching crate monsta-client 0.0.1...
[INFO] testing monsta-client-0.0.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate monsta-client 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate monsta-client 0.0.1
[INFO] finished tweaking crates.io crate monsta-client 0.0.1
[INFO] tweaked toml for crates.io crate monsta-client 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate monsta-client 0.0.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate monsta-client 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0095d226fa05414d30114d028983e662b819d739b3c5f709c9c3f86b2eb67b8
[INFO] running `Command { std: "docker" "start" "-a" "d0095d226fa05414d30114d028983e662b819d739b3c5f709c9c3f86b2eb67b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0095d226fa05414d30114d028983e662b819d739b3c5f709c9c3f86b2eb67b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0095d226fa05414d30114d028983e662b819d739b3c5f709c9c3f86b2eb67b8", kill_on_drop: false }`
[INFO] [stdout] d0095d226fa05414d30114d028983e662b819d739b3c5f709c9c3f86b2eb67b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7338fbd831f4697e2ab0e64cfde3fc060af7c26530bdc71908ddf13539ed0d9d
[INFO] running `Command { std: "docker" "start" "-a" "7338fbd831f4697e2ab0e64cfde3fc060af7c26530bdc71908ddf13539ed0d9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.114
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling fixedbitset v0.4.1
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling which v4.2.4
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling socket2 v0.4.3
[INFO] [stderr]    Compiling prost-build v0.9.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling prost v0.9.0
[INFO] [stderr]    Compiling prost-types v0.9.0
[INFO] [stderr]    Compiling tonic-build v0.6.2
[INFO] [stderr]    Compiling monsta-proto v0.0.1
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-io-timeout v1.2.0
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr] error: failed to run custom build command for `monsta-proto v0.0.1`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/monsta-proto-a54c1205fc9bd026/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the custom toolchain 'b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b'.
[INFO] [stderr]   note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr]   help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7338fbd831f4697e2ab0e64cfde3fc060af7c26530bdc71908ddf13539ed0d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7338fbd831f4697e2ab0e64cfde3fc060af7c26530bdc71908ddf13539ed0d9d", kill_on_drop: false }`
[INFO] [stdout] 7338fbd831f4697e2ab0e64cfde3fc060af7c26530bdc71908ddf13539ed0d9d