[INFO] fetching crate lesscode 0.1.4...
[INFO] checking lesscode-0.1.4 against try#0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 for pr-147185
[INFO] extracting crate lesscode 0.1.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate lesscode 0.1.4
[INFO] finished tweaking crates.io crate lesscode 0.1.4
[INFO] tweaked toml for crates.io crate lesscode 0.1.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lesscode 0.1.4 on toolchain 0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 364 packages to latest compatible versions
[INFO] [stderr]       Adding mongodb v2.8.2 (available: v3.3.0)
[INFO] [stderr]       Adding mysql v24.0.0 (available: v26.0.1)
[INFO] [stderr]       Adding neo4rs v0.6.2 (available: v0.8.0)
[INFO] [stderr]       Adding redis v0.23.3 (available: v0.32.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77de940f5bd949abfe08fded9e77acfe8113ee646e9ef76a9355f0447255ed5c
[INFO] running `Command { std: "docker" "start" "-a" "77de940f5bd949abfe08fded9e77acfe8113ee646e9ef76a9355f0447255ed5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77de940f5bd949abfe08fded9e77acfe8113ee646e9ef76a9355f0447255ed5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77de940f5bd949abfe08fded9e77acfe8113ee646e9ef76a9355f0447255ed5c", kill_on_drop: false }`
[INFO] [stdout] 77de940f5bd949abfe08fded9e77acfe8113ee646e9ef76a9355f0447255ed5c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b58bf6d44062a850f41c6e687bfa42ac3c4a0a33761557e54f70011dfd6274e5
[INFO] running `Command { std: "docker" "start" "-a" "b58bf6d44062a850f41c6e687bfa42ac3c4a0a33761557e54f70011dfd6274e5", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]     Checking ring v0.17.14
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking unicode-properties v0.1.3
[INFO] [stderr]    Compiling frunk_core v0.4.4
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking deranged v0.5.4
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]    Compiling subprocess v0.2.9
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.4
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling rust_decimal v1.38.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking siphasher v1.0.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking phf_shared v0.13.1
[INFO] [stderr]    Compiling frunk_derives v0.4.4
[INFO] [stderr]    Compiling frunk_proc_macros v0.1.4
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]     Checking postgres-protocol v0.6.9
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking postgres-types v0.2.10
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking phf v0.13.1
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]     Checking lexical v6.1.1
[INFO] [stderr]     Checking bigdecimal v0.3.1
[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling derive_utils v0.15.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[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/0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=e54157c28729b6ee -C extra-filename=-77d5ed2a8f27680a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a28683de7e2d991e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-de6dd437dfb273ce.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b4c15d9166d0a657.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" "b58bf6d44062a850f41c6e687bfa42ac3c4a0a33761557e54f70011dfd6274e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58bf6d44062a850f41c6e687bfa42ac3c4a0a33761557e54f70011dfd6274e5", kill_on_drop: false }`
[INFO] [stdout] b58bf6d44062a850f41c6e687bfa42ac3c4a0a33761557e54f70011dfd6274e5