[INFO] cloning repository https://github.com/thunderseethe/type-inference-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thunderseethe/type-inference-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthunderseethe%2Ftype-inference-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthunderseethe%2Ftype-inference-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5f92dffe9d05155084b31a0de82a79ccbb30408
[INFO] checking thunderseethe/type-inference-example against master#ab1d2444533d829e2d5cff6634cd3c70de6d7103 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthunderseethe%2Ftype-inference-example" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thunderseethe/type-inference-example
[INFO] finished tweaking git repo https://github.com/thunderseethe/type-inference-example
[INFO] tweaked toml for git repo https://github.com/thunderseethe/type-inference-example written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thunderseethe/type-inference-example on toolchain ab1d2444533d829e2d5cff6634cd3c70de6d7103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thunderseethe/type-inference-example 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" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adb0d915fc8491199bf0d8870927145864a0ce5a5d339a0604c29db9a017739b
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[INFO] [stderr]     Checking types-rows v0.1.0 (/opt/rustwide/workdir/types/rows)
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[INFO] [stderr]     Checking simplify-base v0.1.0 (/opt/rustwide/workdir/simplify/base)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> simplify/base/src/lib.rs:266:6
[INFO] [stdout]     |
[INFO] [stdout] 266 |   Ty(&'a Type),
[INFO] [stdout]     |   -- ^^^^^^^^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 266 -   Ty(&'a Type),
[INFO] [stdout] 266 +   Ty(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking monomorph-base v0.1.0 (/opt/rustwide/workdir/monomorph/base)
[INFO] [stderr]     Checking closure-convert-base v0.1.0 (/opt/rustwide/workdir/closure_convert/base)
[INFO] [stderr] error: could not compile `wasmparser` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ab1d2444533d829e2d5cff6634cd3c70de6d7103/bin/rustc --crate-name wasmparser --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/wasmparser-0.226.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no '--allow=clippy::all' --deny=unsafe_code '--warn=clippy::unnecessary_to_owned' '--warn=clippy::map_clone' '--warn=clippy::manual_strip' '--warn=clippy::clone_on_copy' --cfg 'feature="component-model"' --cfg 'feature="features"' --cfg 'feature="simd"' --cfg 'feature="std"' --cfg 'feature="validate"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("component-model", "default", "features", "hash-collections", "prefer-btree-collections", "serde", "simd", "std", "validate"))' -C metadata=f7409ff583fd74df -C extra-filename=-3c54c30de840bd09 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e3d651804dbb5be8.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-7130aa101c792324.rmeta --cap-lints allow --cap-lints=forbid --cfg core_error --check-cfg 'cfg(core_error)'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> simplify/base/src/lib.rs:266:6
[INFO] [stdout]     |
[INFO] [stdout] 266 |   Ty(&'a Type),
[INFO] [stdout]     |   -- ^^^^^^^^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 266 -   Ty(&'a Type),
[INFO] [stdout] 266 +   Ty(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "adb0d915fc8491199bf0d8870927145864a0ce5a5d339a0604c29db9a017739b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb0d915fc8491199bf0d8870927145864a0ce5a5d339a0604c29db9a017739b", kill_on_drop: false }`
[INFO] [stdout] adb0d915fc8491199bf0d8870927145864a0ce5a5d339a0604c29db9a017739b
