[INFO] fetching crate steamguard 0.10.1...
[INFO] documenting steamguard-0.10.1 against 1.71.0 for beta-1.72-rustdoc-1
[INFO] extracting crate steamguard 0.10.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate steamguard 0.10.1 on toolchain 1.71.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.71.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate steamguard 0.10.1
[INFO] finished tweaking crates.io crate steamguard 0.10.1
[INFO] tweaked toml for crates.io crate steamguard 0.10.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.71.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.71.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oncemutex v0.1.1
[INFO] [stderr]   Downloaded regex-cache v0.2.1
[INFO] [stderr]   Downloaded hmac-sha256 v1.1.7
[INFO] [stderr]   Downloaded cookie_store v0.16.2
[INFO] [stderr]   Downloaded protobuf-json-mapping v3.2.0
[INFO] [stderr]   Downloaded hmac-sha1 v0.1.3
[INFO] [stderr]   Downloaded phonenumber v0.3.2+8.13.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+1.71.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76e9033f5528c12be5c1cdc773cc1b64de07d1363f8499aa8eb5aca7afdaeb5d
[INFO] running `Command { std: "docker" "start" "-a" "76e9033f5528c12be5c1cdc773cc1b64de07d1363f8499aa8eb5aca7afdaeb5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76e9033f5528c12be5c1cdc773cc1b64de07d1363f8499aa8eb5aca7afdaeb5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76e9033f5528c12be5c1cdc773cc1b64de07d1363f8499aa8eb5aca7afdaeb5d", kill_on_drop: false }`
[INFO] [stdout] 76e9033f5528c12be5c1cdc773cc1b64de07d1363f8499aa8eb5aca7afdaeb5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+1.71.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8288a3daa9bcb1dadc2bd0987d97b339f0394fd91699d1fceff0174741e7899
[INFO] running `Command { std: "docker" "start" "-a" "d8288a3daa9bcb1dadc2bd0987d97b339f0394fd91699d1fceff0174741e7899", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling protobuf v3.2.0
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.3
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling rustls v0.21.5
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling time-macros v0.2.10
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.3.3
[INFO] [stderr]    Compiling serde v1.0.177
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking dtoa v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling tempfile v3.7.0
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking dtoa-short v0.3.4
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]    Compiling mime_guess v2.0.4
[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/1.71.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.27/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 -C debuginfo=0 --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"' -C metadata=9e32435dca7e9157 -C extra-filename=-9e32435dca7e9157 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-40dfe76090503f3d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c587c0da2c753bd2.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-4b9d497d4b60b3e8.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d8288a3daa9bcb1dadc2bd0987d97b339f0394fd91699d1fceff0174741e7899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8288a3daa9bcb1dadc2bd0987d97b339f0394fd91699d1fceff0174741e7899", kill_on_drop: false }`
[INFO] [stdout] d8288a3daa9bcb1dadc2bd0987d97b339f0394fd91699d1fceff0174741e7899