[INFO] fetching crate boxmux 0.190.0...
[INFO] checking boxmux-0.190.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate boxmux 0.190.0 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate boxmux 0.190.0
[INFO] finished tweaking crates.io crate boxmux 0.190.0
[INFO] tweaked toml for crates.io crate boxmux 0.190.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate boxmux 0.190.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate boxmux 0.190.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07a49d7d8ffc68005d5de9113e2b91a678982fcf9fab3ca29a80d79c1e58abf9
[INFO] running `Command { std: "docker" "start" "-a" "07a49d7d8ffc68005d5de9113e2b91a678982fcf9fab3ca29a80d79c1e58abf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07a49d7d8ffc68005d5de9113e2b91a678982fcf9fab3ca29a80d79c1e58abf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07a49d7d8ffc68005d5de9113e2b91a678982fcf9fab3ca29a80d79c1e58abf9", kill_on_drop: false }`
[INFO] [stdout] 07a49d7d8ffc68005d5de9113e2b91a678982fcf9fab3ca29a80d79c1e58abf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6a7b31eebf55a9b95e7ee42e3df7db36ca8aa4528233d0a10071677f3501449
[INFO] running `Command { std: "docker" "start" "-a" "a6a7b31eebf55a9b95e7ee42e3df7db36ca8aa4528233d0a10071677f3501449", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking tinyvec v1.6.1
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]     Checking brotli-decompressor v4.0.1
[INFO] [stderr]     Checking actix-utils v3.0.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking bytestring v1.3.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking unicode-properties v0.1.1
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking local-channel v0.1.5
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]    Compiling cc v1.0.104
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling pq-sys v0.4.8
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]     Checking clap_builder v4.5.41
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking brotli v6.0.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking rstar v0.11.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking robust v1.2.0
[INFO] [stderr]    Compiling prometheus v0.12.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking winnow v0.6.26
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rustix v0.38.34
[INFO] [stderr]     Checking spade v2.14.0
[INFO] [stderr]     Checking postgres-protocol v0.6.6
[INFO] [stderr]     Checking geo-types v0.7.13
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking postgres-types v0.2.6
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling zstd-sys v2.0.11+zstd.1.5.6
[INFO] [stderr]     Checking earcutr v0.4.3
[INFO] [stderr]     Checking geographiclib-rs v0.2.4
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.2
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling darling_core v0.20.11
[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/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.68/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=6edd5eec4897ff23 -C extra-filename=-23893c306986f888 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-90f4d189e3c1781a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ea54d792119c380c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "a6a7b31eebf55a9b95e7ee42e3df7db36ca8aa4528233d0a10071677f3501449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a7b31eebf55a9b95e7ee42e3df7db36ca8aa4528233d0a10071677f3501449", kill_on_drop: false }`
[INFO] [stdout] a6a7b31eebf55a9b95e7ee42e3df7db36ca8aa4528233d0a10071677f3501449