[INFO] fetching crate kaioken 1.4.0...
[INFO] checking kaioken-1.4.0 against try#3fada14ee01d755dc8076e611f11bf65b28ffd21 for pr-154971
[INFO] extracting crate kaioken 1.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate kaioken 1.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate kaioken 1.4.0
[INFO] tweaked toml for crates.io crate kaioken 1.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kaioken 1.4.0 on toolchain 3fada14ee01d755dc8076e611f11bf65b28ffd21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kaioken 1.4.0 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" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e95f7495e569f3a032d690836cc08ffe2f70bf75c4598b158fa595e92fe9986f
[INFO] running `Command { std: "docker" "start" "-a" "e95f7495e569f3a032d690836cc08ffe2f70bf75c4598b158fa595e92fe9986f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e95f7495e569f3a032d690836cc08ffe2f70bf75c4598b158fa595e92fe9986f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e95f7495e569f3a032d690836cc08ffe2f70bf75c4598b158fa595e92fe9986f", kill_on_drop: false }`
[INFO] [stdout] e95f7495e569f3a032d690836cc08ffe2f70bf75c4598b158fa595e92fe9986f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce0bd40a2451c585814086790a610f63b2429d97e129f4951e3c07882786c821
[INFO] running `Command { std: "docker" "start" "-a" "ce0bd40a2451c585814086790a610f63b2429d97e129f4951e3c07882786c821", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking itoa v1.0.16
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling cc v1.2.50
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]     Checking litemap v0.8.1
[INFO] [stderr]     Checking writeable v0.6.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]     Checking rustls-pki-types v1.13.2
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking ryu v1.0.21
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling serde_json v1.0.146
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]    Compiling rustls v0.23.35
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking brotli-decompressor v5.0.0
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking indexmap v2.12.1
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking webpki-roots v1.0.4
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.7
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling pest v2.8.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking compression-core v0.4.31
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]     Checking brotli v8.0.2
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling instability v0.3.10
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking psl-types v2.0.11
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking iri-string v0.7.9
[INFO] [stderr]    Compiling pest_meta v2.8.4
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]     Checking toml_write v0.1.2
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking data-encoding v2.9.0
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling pest_generator v2.8.4
[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/3fada14ee01d755dc8076e611f11bf65b28ffd21/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.111/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=e209376b87ef2ba2 -C extra-filename=-fba29bd41dddff73 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fbba84f8e4cdcc21.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e6c3ea1396170d0a.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" "ce0bd40a2451c585814086790a610f63b2429d97e129f4951e3c07882786c821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0bd40a2451c585814086790a610f63b2429d97e129f4951e3c07882786c821", kill_on_drop: false }`
[INFO] [stdout] ce0bd40a2451c585814086790a610f63b2429d97e129f4951e3c07882786c821