[INFO] fetching crate engula-supreme-unit 0.1.0...
[INFO] testing engula-supreme-unit-0.1.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate engula-supreme-unit 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate engula-supreme-unit 0.1.0
[INFO] finished tweaking crates.io crate engula-supreme-unit 0.1.0
[INFO] tweaked toml for crates.io crate engula-supreme-unit 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate engula-supreme-unit 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 125 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tonic-build v0.5.2
[INFO] [stderr]   Downloaded microunit v0.1.1
[INFO] [stderr]   Downloaded prost v0.8.0
[INFO] [stderr]   Downloaded clap_lex v0.2.4
[INFO] [stderr]   Downloaded fixedbitset v0.2.0
[INFO] [stderr]   Downloaded prost-derive v0.8.0
[INFO] [stderr]   Downloaded prost-types v0.8.0
[INFO] [stderr]   Downloaded os_str_bytes v6.6.1
[INFO] [stderr]   Downloaded textwrap v0.16.4
[INFO] [stderr]   Downloaded tonic v0.5.2
[INFO] [stderr]   Downloaded petgraph v0.5.1
[INFO] [stderr]   Downloaded clap v3.2.25
[INFO] [stderr]   Downloaded prost-build v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2caad8e11aee5d9c4f417dc6aca69cb5eaa830805d685f65979404f2dc2fe077
[INFO] running `Command { std: "docker" "start" "2caad8e11aee5d9c4f417dc6aca69cb5eaa830805d685f65979404f2dc2fe077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2caad8e11aee5d9c4f417dc6aca69cb5eaa830805d685f65979404f2dc2fe077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2caad8e11aee5d9c4f417dc6aca69cb5eaa830805d685f65979404f2dc2fe077" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2caad8e11aee5d9c4f417dc6aca69cb5eaa830805d685f65979404f2dc2fe077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2caad8e11aee5d9c4f417dc6aca69cb5eaa830805d685f65979404f2dc2fe077" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling futures-task v0.3.34
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling textwrap v0.16.4
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling mio v1.2.4
[INFO] [stderr]    Compiling socket2 v0.6.5
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling rand v0.8.8
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling async-trait v0.1.92
[INFO] [stderr]    Compiling tokio v1.53.3
[INFO] [stderr]    Compiling tonic-build v0.5.2
[INFO] [stderr]    Compiling microunit v0.1.1
[INFO] [stderr] error: failed to run custom build command for `microunit v0.1.1`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_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/release/build/microunit-5b2778d04156b726/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain '1.99.0-beta.8-x86_64-unknown-linux-gnu'.
[INFO] [stderr]   help: run `rustup component add --toolchain 1.99.0-beta.8-x86_64-unknown-linux-gnu rustfmt` to install it
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2caad8e11aee5d9c4f417dc6aca69cb5eaa830805d685f65979404f2dc2fe077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2caad8e11aee5d9c4f417dc6aca69cb5eaa830805d685f65979404f2dc2fe077", kill_on_drop: false }`
[INFO] [stdout] 2caad8e11aee5d9c4f417dc6aca69cb5eaa830805d685f65979404f2dc2fe077
