[INFO] fetching crate arti 1.7.0...
[INFO] checking arti-1.7.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate arti 1.7.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate arti 1.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate arti 1.7.0
[INFO] tweaked toml for crates.io crate arti 1.7.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arti 1.7.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate arti 1.7.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c18282ede14f72f1f58e769aeffe8dce30a7bc10e90bcaa58bbcca32f600ee06
[INFO] running `Command { std: "docker" "start" "-a" "c18282ede14f72f1f58e769aeffe8dce30a7bc10e90bcaa58bbcca32f600ee06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c18282ede14f72f1f58e769aeffe8dce30a7bc10e90bcaa58bbcca32f600ee06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c18282ede14f72f1f58e769aeffe8dce30a7bc10e90bcaa58bbcca32f600ee06", kill_on_drop: false }`
[INFO] [stdout] c18282ede14f72f1f58e769aeffe8dce30a7bc10e90bcaa58bbcca32f600ee06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6d8a42ba4589c7f5046759d213762b99ecd137babfd7c3c472a0e75ce8d08ff
[INFO] running `Command { std: "docker" "start" "-a" "c6d8a42ba4589c7f5046759d213762b99ecd137babfd7c3c472a0e75ce8d08ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking heck v0.5.0
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling derive-deftly-macros v1.3.0
[INFO] [stderr]    Compiling derive-deftly-macros v0.14.6
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking retry-error v0.9.0
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]    Compiling async_executors v0.7.0
[INFO] [stderr]     Checking lock_api v0.4.13
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling toml_edit v0.23.6
[INFO] [stderr]     Checking serde_spanned v1.0.2
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking toml_writer v1.0.3
[INFO] [stderr]     Checking humantime v2.3.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]     Checking amplify_num v0.5.3
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]     Checking notify-types v2.0.0
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking coarsetime v0.1.36
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking inotify v0.11.0
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking toml v0.9.7
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking serde_ignored v0.1.14
[INFO] [stderr]     Checking weak-table v0.3.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sysinfo v0.36.1
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking fluid-let v1.0.0
[INFO] [stderr]     Checking rdrand v0.8.3
[INFO] [stderr]     Checking rand_jitter v0.5.0
[INFO] [stderr]     Checking notify v8.2.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking caret v0.8.0
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking ssh-encoding v0.2.0
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking deranged v0.5.4
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking by_address v1.2.1
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking anstream v0.6.20
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking directories v6.0.0
[INFO] [stderr]     Checking fslock v0.2.1
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking inventory v0.3.21
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking glob-match v0.2.1
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking priority-queue v2.7.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking typed-index-collections v3.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling amplify_syn v2.0.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking nonany v0.3.0
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[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/4f260f0f20b3133d20cfb50353c0221943af5796/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"' --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=601d45444fc31abe -C extra-filename=-2abb2e3314606ccf --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d80b3fd541bf7d3a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e52f95bea5f84458.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-4c4978ebd10c680a.rmeta --cap-lints allow --cap-lints=forbid -Dunmustuse_in_always_ok` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c6d8a42ba4589c7f5046759d213762b99ecd137babfd7c3c472a0e75ce8d08ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d8a42ba4589c7f5046759d213762b99ecd137babfd7c3c472a0e75ce8d08ff", kill_on_drop: false }`
[INFO] [stdout] c6d8a42ba4589c7f5046759d213762b99ecd137babfd7c3c472a0e75ce8d08ff