[INFO] fetching crate wasmcloud-system-interface 0.1.1...
[INFO] testing wasmcloud-system-interface-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate wasmcloud-system-interface 0.1.1 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate wasmcloud-system-interface 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmcloud-system-interface 0.1.1
[INFO] finished tweaking crates.io crate wasmcloud-system-interface 0.1.1
[INFO] tweaked toml for crates.io crate wasmcloud-system-interface 0.1.1 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frodobuf-derive v0.1.0
[INFO] [stderr]   Downloaded handlebars v3.5.5
[INFO] [stderr]   Downloaded frodobuf v0.1.2
[INFO] [stderr]   Downloaded frodobuf-schema v0.1.1
[INFO] [stderr]   Downloaded midl-parser v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fece662cb8fdf3c493c8cf23e800ab91dff8692cdf6df46c612f55cc0db4d92c
[INFO] running `Command { std: "docker" "start" "-a" "fece662cb8fdf3c493c8cf23e800ab91dff8692cdf6df46c612f55cc0db4d92c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fece662cb8fdf3c493c8cf23e800ab91dff8692cdf6df46c612f55cc0db4d92c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fece662cb8fdf3c493c8cf23e800ab91dff8692cdf6df46c612f55cc0db4d92c", kill_on_drop: false }`
[INFO] [stdout] fece662cb8fdf3c493c8cf23e800ab91dff8692cdf6df46c612f55cc0db4d92c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3c1bc1828d181a55c06941a1f571514218fb5c790e22925cf0dcd9e200e132b
[INFO] running `Command { std: "docker" "start" "-a" "f3c1bc1828d181a55c06941a1f571514218fb5c790e22925cf0dcd9e200e132b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling frodobuf-derive v0.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling frodobuf-schema v0.1.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling rmp-serde v0.15.5
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling handlebars v3.5.5
[INFO] [stderr]    Compiling midl-parser v0.1.1
[INFO] [stderr]    Compiling frodobuf v0.1.2
[INFO] [stderr]    Compiling wasmcloud-system-interface v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `wasmcloud-system-interface v0.1.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/wasmcloud-system-interface-8eb07a420571abc2/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=./system.midl
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   # codegen ran at t=SystemTime { tv_sec: 1631355140, tv_nsec: 970130471 }
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain '1.55.0-x86_64-unknown-linux-gnu'
[INFO] [stderr]   To install, run `rustup component add rustfmt --toolchain 1.55.0-x86_64-unknown-linux-gnu`
[INFO] [stderr]   Error: Other("rustfmt: rustfmt exited with error exit status: 1")
[INFO] running `Command { std: "docker" "inspect" "f3c1bc1828d181a55c06941a1f571514218fb5c790e22925cf0dcd9e200e132b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c1bc1828d181a55c06941a1f571514218fb5c790e22925cf0dcd9e200e132b", kill_on_drop: false }`
[INFO] [stdout] f3c1bc1828d181a55c06941a1f571514218fb5c790e22925cf0dcd9e200e132b