[INFO] fetching crate putioarr 0.5.36...
[INFO] building putioarr-0.5.36 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate putioarr 0.5.36 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate putioarr 0.5.36 on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate putioarr 0.5.36
[INFO] finished tweaking crates.io crate putioarr 0.5.36
[INFO] tweaked toml for crates.io crate putioarr 0.5.36 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate putioarr 0.5.36 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d381083e22225a1d913ac6bbb88bc67ad2654c6b4eea526f22c062497c76b2c3
[INFO] running `Command { std: "docker" "start" "-a" "d381083e22225a1d913ac6bbb88bc67ad2654c6b4eea526f22c062497c76b2c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d381083e22225a1d913ac6bbb88bc67ad2654c6b4eea526f22c062497c76b2c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d381083e22225a1d913ac6bbb88bc67ad2654c6b4eea526f22c062497c76b2c3", kill_on_drop: false }`
[INFO] [stdout] d381083e22225a1d913ac6bbb88bc67ad2654c6b4eea526f22c062497c76b2c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bab2cf685c796d0767abd25f30723e44220f45c2d55ef103dc4edff88237e515
[INFO] running `Command { std: "docker" "start" "-a" "bab2cf685c796d0767abd25f30723e44220f45c2d55ef103dc4edff88237e515", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling litemap v0.7.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling syn v2.0.94
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling rustls-pki-types v1.10.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]    Compiling serde_json v1.0.134
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling local-waker v0.1.4
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cpufeatures v0.2.16
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling rustls v0.23.20
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling time-macros v0.2.19
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.2
[INFO] [stderr]    Compiling cc v1.2.6
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling actix-service v2.0.2
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling bytestring v1.4.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling tokio v1.42.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling brotli-decompressor v4.0.1
[INFO] [stderr]    Compiling actix-utils v3.0.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling local-channel v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling winnow v0.6.21
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling brotli v6.0.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling language-tags v0.3.2
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling webpki-roots v0.26.7
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]    Compiling textwrap v0.16.1
[INFO] [stderr]    Compiling actix-router v0.5.3
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling impl-more v0.1.9
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling clap_builder v4.5.23
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling num_cpus v1.16.0
[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/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.94/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=259b61f55df3077a -C extra-filename=-1922d077b54e3932 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-76a7e2c5d69a0fe5.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f6cf04d28c4e5682.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-c7dddffd65aa8f13.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bab2cf685c796d0767abd25f30723e44220f45c2d55ef103dc4edff88237e515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bab2cf685c796d0767abd25f30723e44220f45c2d55ef103dc4edff88237e515", kill_on_drop: false }`
[INFO] [stdout] bab2cf685c796d0767abd25f30723e44220f45c2d55ef103dc4edff88237e515