[INFO] cloning repository https://github.com/sestinj/threader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sestinj/threader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsestinj%2Fthreader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsestinj%2Fthreader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 467925416e2eced4eb6234e486e36f818191c3b9
[INFO] testing sestinj/threader against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsestinj%2Fthreader" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sestinj/threader
[INFO] finished tweaking git repo https://github.com/sestinj/threader
[INFO] tweaked toml for git repo https://github.com/sestinj/threader written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sestinj/threader on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sestinj/threader 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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7172cfc2f9e235259dd5a2baff55523c6196d8a6858519f86fa6a78d04a849a
[INFO] running `Command { std: "docker" "start" "-a" "a7172cfc2f9e235259dd5a2baff55523c6196d8a6858519f86fa6a78d04a849a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7172cfc2f9e235259dd5a2baff55523c6196d8a6858519f86fa6a78d04a849a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7172cfc2f9e235259dd5a2baff55523c6196d8a6858519f86fa6a78d04a849a", kill_on_drop: false }`
[INFO] [stdout] a7172cfc2f9e235259dd5a2baff55523c6196d8a6858519f86fa6a78d04a849a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53d617195d3578413d20c4984f45d796f52c42414e5c8223570df355fc37236d
[INFO] running `Command { std: "docker" "start" "-a" "53d617195d3578413d20c4984f45d796f52c42414e5c8223570df355fc37236d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling bytes v1.11.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling zmij v1.0.17
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling cc v1.2.54
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling rustls-pki-types v1.14.0
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling socket2 v0.6.2
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling time v0.3.46
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling uuid v1.20.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling av-scenechange v0.14.1
[INFO] [stderr]    Compiling built v0.8.0
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling aligned v0.4.3
[INFO] [stderr]    Compiling webpki-roots v1.0.5
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling pastey v0.1.1
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling y4m v0.8.0
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling rav1e v0.8.1
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling bitstream-io v4.9.0
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling sentry-contexts v0.35.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling iri-string v0.7.10
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling imgref v1.12.0
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling zune-jpeg v0.4.21
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling universal-hash v0.5.1
[INFO] [stderr]    Compiling uname v0.1.1
[INFO] [stderr]    Compiling hostname v0.4.2
[INFO] [stderr]    Compiling avif-serialize v0.8.6
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling pxfm v0.1.27
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling is-docker v0.2.0
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling base64ct v1.8.3
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling zune-core v0.5.1
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling zune-jpeg v0.5.12
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling clap_builder v4.5.55
[INFO] [stderr]    Compiling gif v0.14.1
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling image-webp v0.2.4
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling poly1305 v0.8.0
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling is-wsl v0.4.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.9
[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/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --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=c2a7d23af989fca0 -C extra-filename=-71443eeb12106779 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bc33634ba91eea12.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ca0a370f885b1094.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a0775ff901404d1b.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" "53d617195d3578413d20c4984f45d796f52c42414e5c8223570df355fc37236d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d617195d3578413d20c4984f45d796f52c42414e5c8223570df355fc37236d", kill_on_drop: false }`
[INFO] [stdout] 53d617195d3578413d20c4984f45d796f52c42414e5c8223570df355fc37236d