[INFO] fetching crate silver-platter 0.5.20...
[INFO] checking silver-platter-0.5.20 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate silver-platter 0.5.20 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate silver-platter 0.5.20 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate silver-platter 0.5.20
[INFO] finished tweaking crates.io crate silver-platter 0.5.20
[INFO] tweaked toml for crates.io crate silver-platter 0.5.20 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate silver-platter 0.5.20 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winnow v0.5.31
[INFO] [stderr]   Downloaded serde_yaml v0.9.29
[INFO] [stderr]   Downloaded ignore v0.4.21
[INFO] [stderr]   Downloaded deunicode v1.4.2
[INFO] [stderr]   Downloaded pyo3 v0.20.0
[INFO] [stderr]   Downloaded pyo3-filelike v0.2.0
[INFO] [stderr]   Downloaded clap v4.4.12
[INFO] [stderr]   Downloaded distro-info v0.4.0
[INFO] [stderr]   Downloaded debversion v0.2.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.20.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.20.0
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.20.0
[INFO] [stderr]   Downloaded pyo3-macros v0.20.0
[INFO] [stderr]   Downloaded trivialdb v0.1.4
[INFO] [stderr]   Downloaded deb822-lossless v0.1.7
[INFO] [stderr]   Downloaded debian-control v0.1.7
[INFO] [stderr]   Downloaded debian-copyright v0.1.7
[INFO] [stderr]   Downloaded configparser v3.0.3
[INFO] [stderr]   Downloaded debian-changelog v0.1.10
[INFO] [stderr]   Downloaded breezyshim v0.1.69
[INFO] [stderr]   Downloaded debian-analyzer v0.154.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13516aea2bb696b4e9e6cece27ad11bd97fb6719766bec715143dccd921c104a
[INFO] running `Command { std: "docker" "start" "-a" "13516aea2bb696b4e9e6cece27ad11bd97fb6719766bec715143dccd921c104a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13516aea2bb696b4e9e6cece27ad11bd97fb6719766bec715143dccd921c104a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13516aea2bb696b4e9e6cece27ad11bd97fb6719766bec715143dccd921c104a", kill_on_drop: false }`
[INFO] [stdout] 13516aea2bb696b4e9e6cece27ad11bd97fb6719766bec715143dccd921c104a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89ea0f74150187e7862dc4c8c05b51b76db933fd719759da59743b54406c956e
[INFO] running `Command { std: "docker" "start" "-a" "89ea0f74150187e7862dc4c8c05b51b76db933fd719759da59743b54406c956e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling target-lexicon v0.12.12
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling thiserror v1.0.52
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling phf_shared v0.11.2
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[INFO] [stderr]    Compiling pyo3-build-config v0.20.0
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[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking percent-encoding v2.3.1
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[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking countme v3.0.1
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[INFO] [stderr]     Checking text-size v1.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]     Checking equivalent v1.0.1
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[INFO] [stderr]    Compiling phf_codegen v0.11.2
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[INFO] [stderr]     Checking rowan v0.15.15
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking unicode-normalization v0.1.22
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[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
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[INFO] [stderr]     Checking utf8parse v0.2.1
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[INFO] [stderr]     Checking gimli v0.28.1
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[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling pyo3-ffi v0.20.0
[INFO] [stderr]    Compiling pyo3 v0.20.0
[INFO] [stderr]     Checking object v0.32.2
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[INFO] [stderr]    Compiling serde_json v1.0.108
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[INFO] [stderr]    Compiling libm v0.2.8
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[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking want v0.3.1
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[INFO] [stderr]     Checking anstream v0.6.5
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[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking clap_builder v4.4.12
[INFO] [stderr]     Checking tempfile v3.9.0
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking whoami v1.4.1
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking deunicode v1.4.2
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.20.0
[INFO] [stderr]     Checking ignore v0.4.21
[INFO] [stderr]     Checking slug v0.1.5
[INFO] [stderr]     Checking env_logger v0.10.1
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking unsafe-libyaml v0.2.10
[INFO] [stderr]     Checking humansize v2.1.3
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking configparser v3.0.3
[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/506512391b1a75ae450d36c9420978402a91abcc/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.43/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="quote"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=821582fe10fc335e -C extra-filename=-821582fe10fc335e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-db8db9f1bac87ef2.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-47ff61d77a97a9cf.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b828347d8713ecd.rmeta --cap-lints allow --cap-lints=allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "89ea0f74150187e7862dc4c8c05b51b76db933fd719759da59743b54406c956e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ea0f74150187e7862dc4c8c05b51b76db933fd719759da59743b54406c956e", kill_on_drop: false }`
[INFO] [stdout] 89ea0f74150187e7862dc4c8c05b51b76db933fd719759da59743b54406c956e