[INFO] fetching crate lesscode 0.1.4...
[INFO] checking lesscode-0.1.4 against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[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 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 366 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[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: v0.32.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 958a1b8ea87ca9e4bd747c5736ebf5aa46ca9698bd908628897fc195d329ffe4
[INFO] running `Command { std: "docker" "start" "-a" "958a1b8ea87ca9e4bd747c5736ebf5aa46ca9698bd908628897fc195d329ffe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "958a1b8ea87ca9e4bd747c5736ebf5aa46ca9698bd908628897fc195d329ffe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "958a1b8ea87ca9e4bd747c5736ebf5aa46ca9698bd908628897fc195d329ffe4", kill_on_drop: false }`
[INFO] [stdout] 958a1b8ea87ca9e4bd747c5736ebf5aa46ca9698bd908628897fc195d329ffe4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad254ded5220297da6433f00dbc8fb271e7fa60ae9b8d60d9579b964628d76cd
[INFO] running `Command { std: "docker" "start" "-a" "ad254ded5220297da6433f00dbc8fb271e7fa60ae9b8d60d9579b964628d76cd", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking litemap v0.8.1
[INFO] [stderr]     Checking writeable v0.6.2
[INFO] [stderr]    Compiling cc v1.2.46
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling icu_properties_data v2.1.1
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking tinyvec v1.10.0
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling frunk_core v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking unicode-properties v0.1.4
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libz-sys v1.1.23
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling subprocess v0.2.9
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling rust_decimal v1.39.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking siphasher v1.0.1
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]     Checking phf_shared v0.13.1
[INFO] [stderr]     Checking postgres-protocol v0.6.9
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling synstructure v0.13.2
[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/78c81ee3917a99dcff6e2e6822800f0492c415c3/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.110/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=bbf3fba9bf450f47 -C extra-filename=-9654c080fa22e42f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7f248eb89d15af9d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e50ca8f86bc2df2a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.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" "ad254ded5220297da6433f00dbc8fb271e7fa60ae9b8d60d9579b964628d76cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad254ded5220297da6433f00dbc8fb271e7fa60ae9b8d60d9579b964628d76cd", kill_on_drop: false }`
[INFO] [stdout] ad254ded5220297da6433f00dbc8fb271e7fa60ae9b8d60d9579b964628d76cd