[INFO] fetching crate dura 0.1.0...
[INFO] documenting dura-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate dura 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate dura 0.1.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dura 0.1.0
[INFO] finished tweaking crates.io crate dura 0.1.0
[INFO] tweaked toml for crates.io crate dura 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate dura 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] [stderr]   Downloaded thread_local v1.1.3
[INFO] [stderr]   Downloaded fastrand v1.6.0
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] [stderr]   Downloaded tracing-attributes v0.1.18
[INFO] [stderr]   Downloaded serde_json v1.0.74
[INFO] [stderr]   Downloaded tracing-log v0.1.2
[INFO] [stderr]   Downloaded tracing-core v0.1.21
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.5
[INFO] [stderr]   Downloaded tracing v0.1.29
[INFO] [stderr]   Downloaded clap v3.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb8876121c56ab1f1d45a5f588955f2f0546e59fa6c8ccfdaecdf78bf3796ee2
[INFO] running `Command { std: "docker" "start" "-a" "fb8876121c56ab1f1d45a5f588955f2f0546e59fa6c8ccfdaecdf78bf3796ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb8876121c56ab1f1d45a5f588955f2f0546e59fa6c8ccfdaecdf78bf3796ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8876121c56ab1f1d45a5f588955f2f0546e59fa6c8ccfdaecdf78bf3796ee2", kill_on_drop: false }`
[INFO] [stdout] fb8876121c56ab1f1d45a5f588955f2f0546e59fa6c8ccfdaecdf78bf3796ee2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad93b06def00410cf75e912ca2d450d0baa42562614c950bdb8ddc1f8eaa14a9
[INFO] running `Command { std: "docker" "start" "-a" "ad93b06def00410cf75e912ca2d450d0baa42562614c950bdb8ddc1f8eaa14a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking clap v3.0.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.85/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=2 --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"' --cfg 'feature="visit-mut"' -C metadata=e77258c8139164d2 -C extra-filename=-e77258c8139164d2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-57030c87ab48c29a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-18dfebb3cf23827e.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-893a1d89efc86dd7.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ad93b06def00410cf75e912ca2d450d0baa42562614c950bdb8ddc1f8eaa14a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad93b06def00410cf75e912ca2d450d0baa42562614c950bdb8ddc1f8eaa14a9", kill_on_drop: false }`
[INFO] [stdout] ad93b06def00410cf75e912ca2d450d0baa42562614c950bdb8ddc1f8eaa14a9