[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] 32ee0a94034aa9cccda63892931f8cada84154ab
[INFO] checking thunderseethe/type-inference-example against try#0c70cfbec949d241375e31c5a42066be70c720fc for pr-149681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthunderseethe%2Ftype-inference-example" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thunderseethe/type-inference-example on toolchain 0c70cfbec949d241375e31c5a42066be70c720fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "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" "+0c70cfbec949d241375e31c5a42066be70c720fc" "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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ae05d8a45bbc4df1ee5b88499c6ccb6578bdc3f5b58c4ee45b91fd558516ea0
[INFO] running `Command { std: "docker" "start" "-a" "3ae05d8a45bbc4df1ee5b88499c6ccb6578bdc3f5b58c4ee45b91fd558516ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ae05d8a45bbc4df1ee5b88499c6ccb6578bdc3f5b58c4ee45b91fd558516ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae05d8a45bbc4df1ee5b88499c6ccb6578bdc3f5b58c4ee45b91fd558516ea0", kill_on_drop: false }`
[INFO] [stdout] 3ae05d8a45bbc4df1ee5b88499c6ccb6578bdc3f5b58c4ee45b91fd558516ea0
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0405d77c56aa9346f5bd6ba094a6709711ff26708eb2ed0c40c587f4495ab376
[INFO] running `Command { std: "docker" "start" "-a" "0405d77c56aa9346f5bd6ba094a6709711ff26708eb2ed0c40c587f4495ab376", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]     Checking ena v0.14.3
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]    Compiling cranelift-assembler-x64-meta v0.118.0
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling pulley-interpreter v31.0.0
[INFO] [stderr]    Compiling cranelift-isle v0.118.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking leb128fmt v0.1.0
[INFO] [stderr]    Compiling cranelift-bitset v0.118.0
[INFO] [stderr]     Checking pretty v0.12.3
[INFO] [stderr]     Checking bumpalo v3.18.1
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking dissimilar v1.0.9
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.118.0
[INFO] [stderr]     Checking expect-test v1.5.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling wasmparser v0.226.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling logos-codegen v0.15.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking arbitrary v1.4.1
[INFO] [stderr]     Checking rustc-hash v2.1.1
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling cranelift-assembler-x64 v0.118.0
[INFO] [stderr]    Compiling wasm-encoder v0.234.0
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling wasm-encoder v0.226.0
[INFO] [stderr]     Checking wasmtime-math v31.0.0
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling cpp_demangle v0.4.4
[INFO] [stderr]     Checking cranelift-control v0.118.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking types-base v0.1.0 (/opt/rustwide/workdir/types/base)
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking lowering-base v0.1.0 (/opt/rustwide/workdir/lowering/base)
[INFO] [stderr]     Checking text-size v1.1.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking simplify-base v0.1.0 (/opt/rustwide/workdir/simplify/base)
[INFO] [stderr]     Checking winnow v0.7.11
[INFO] [stderr]     Checking countme v3.0.1
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> simplify/base/src/lib.rs:264:6
[INFO] [stdout]     |
[INFO] [stdout] 264 |   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] 264 -   Ty(&'a Type),
[INFO] [stdout] 264 +   Ty(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rowan v0.16.1
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]    Compiling wasm-encoder v0.227.1
[INFO] [stderr]     Checking wasmtime-component-util v31.0.0
[INFO] [stderr]    Compiling wasmparser v0.227.1
[INFO] [stderr]     Checking uuid v1.17.0
[INFO] [stderr]     Checking rustc-demangle v0.1.25
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling ittapi-sys v0.4.0
[INFO] [stderr]    Compiling wasmtime-component-macro v31.0.0
[INFO] [stderr]    Compiling wasmtime-cache v31.0.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking wast v234.0.0
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking wasmtime-asm-macros v31.0.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.118.0
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking monomorph-base v0.1.0 (/opt/rustwide/workdir/monomorph/base)
[INFO] [stderr]     Checking ittapi v0.4.0
[INFO] [stderr]     Checking closure-convert-base v0.1.0 (/opt/rustwide/workdir/closure_convert/base)
[INFO] [stderr]     Checking wasmtime-jit-icache-coherence v31.0.0
[INFO] [stderr]     Checking types-items v0.1.0 (/opt/rustwide/workdir/types/items)
[INFO] [stderr]     Checking types-rows v0.1.0 (/opt/rustwide/workdir/types/rows)
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking sptr v0.3.2
[INFO] [stderr]     Checking wasmtime-slab v31.0.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking jiff v0.2.14
[INFO] [stderr]     Checking lowering-rows v0.1.0 (/opt/rustwide/workdir/lowering/rows)
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]     Checking lowering-items v0.1.0 (/opt/rustwide/workdir/lowering/items)
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/0c70cfbec949d241375e31c5a42066be70c720fc/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.103/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=262c3e3ebe229609 -C extra-filename=-e93a1df36a65e353 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e6fd386b8b8d865f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-4e354ff8336ad124.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0405d77c56aa9346f5bd6ba094a6709711ff26708eb2ed0c40c587f4495ab376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0405d77c56aa9346f5bd6ba094a6709711ff26708eb2ed0c40c587f4495ab376", kill_on_drop: false }`
[INFO] [stdout] 0405d77c56aa9346f5bd6ba094a6709711ff26708eb2ed0c40c587f4495ab376