[INFO] fetching crate wasmcloud-system-interface 0.1.1...
[INFO] checking wasmcloud-system-interface-0.1.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate wasmcloud-system-interface 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate wasmcloud-system-interface 0.1.1 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0861840b897aa239a0fdde51e6de4e8b5d4c454abfc58bf791782d3f82e8733c
[INFO] running `Command { std: "docker" "start" "-a" "0861840b897aa239a0fdde51e6de4e8b5d4c454abfc58bf791782d3f82e8733c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0861840b897aa239a0fdde51e6de4e8b5d4c454abfc58bf791782d3f82e8733c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0861840b897aa239a0fdde51e6de4e8b5d4c454abfc58bf791782d3f82e8733c", kill_on_drop: false }`
[INFO] [stdout] 0861840b897aa239a0fdde51e6de4e8b5d4c454abfc58bf791782d3f82e8733c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5088a6fe9b44931874d9c66392d104ce70d34a637eaf75e211f06a9a2dd21a7
[INFO] running `Command { std: "docker" "start" "-a" "a5088a6fe9b44931874d9c66392d104ce70d34a637eaf75e211f06a9a2dd21a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling frodobuf-derive v0.1.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking frodobuf-schema v0.1.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking handlebars v3.5.5
[INFO] [stderr]    Compiling midl-parser v0.1.1
[INFO] [stderr]     Checking 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-84ca8ec605cdfb31/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: 1626959857, tv_nsec: 536900623 }
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain 'dfd7b8d03fb93d0e03147d28b3be6d93260fa94d'
[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]   Error: Other("rustfmt: rustfmt exited with error exit status: 1")
[INFO] running `Command { std: "docker" "inspect" "a5088a6fe9b44931874d9c66392d104ce70d34a637eaf75e211f06a9a2dd21a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5088a6fe9b44931874d9c66392d104ce70d34a637eaf75e211f06a9a2dd21a7", kill_on_drop: false }`
[INFO] [stdout] a5088a6fe9b44931874d9c66392d104ce70d34a637eaf75e211f06a9a2dd21a7