[INFO] cloning repository https://github.com/superlou/signrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/superlou/signrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperlou%2Fsignrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperlou%2Fsignrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84d13301c1ace6f2d24045f1d75fb0e2bbfc0387
[INFO] documenting superlou/signrs against 1.99.0-beta.1 for beta-rustdoc-1.99-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperlou%2Fsignrs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/superlou/signrs
[INFO] finished tweaking git repo https://github.com/superlou/signrs
[INFO] tweaked toml for git repo https://github.com/superlou/signrs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/superlou/signrs on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/superlou/signrs 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f9b0b0d5e670992984152423bea8f4c09593536b4576d815629a6711f225205f
[INFO] running `Command { std: "docker" "start" "f9b0b0d5e670992984152423bea8f4c09593536b4576d815629a6711f225205f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9b0b0d5e670992984152423bea8f4c09593536b4576d815629a6711f225205f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f9b0b0d5e670992984152423bea8f4c09593536b4576d815629a6711f225205f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9b0b0d5e670992984152423bea8f4c09593536b4576d815629a6711f225205f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f9b0b0d5e670992984152423bea8f4c09593536b4576d815629a6711f225205f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling atomic-polyfill v1.0.3
[INFO] [stderr]     Checking critical-section v1.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.176
[INFO] [stderr]    Compiling xml-rs v0.8.16
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling serde v1.0.176
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking libloading v0.8.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking litemap v0.7.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking writeable v0.5.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]     Checking thin-vec v0.2.12
[INFO] [stderr]    Compiling winnow v0.5.1
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking boa_profiler v0.17.0 (https://github.com/boa-dev/boa.git#33e8c51f)
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking utf16_iter v1.0.4
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking utf8_iter v1.0.3
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.6
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.8
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking wayland-commons v0.29.5
[INFO] [stderr]     Checking regress v0.6.0
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling toml_edit v0.19.14
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking png v0.16.8
[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/1.99.0-beta.1-x86_64-unknown-linux-gnu/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --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=3a62e9141be07d6a -C extra-filename=-9843e1db30f1761d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8ad7a7c201edc096.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0b4b70ec4a73d4af.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-88a20ab10d75ac1b.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/1.99.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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 --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"' --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=47c0a84a792779e9 -C extra-filename=-9785ec05b1959a8d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8ad7a7c201edc096.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0b4b70ec4a73d4af.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-88a20ab10d75ac1b.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "f9b0b0d5e670992984152423bea8f4c09593536b4576d815629a6711f225205f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9b0b0d5e670992984152423bea8f4c09593536b4576d815629a6711f225205f", kill_on_drop: false }`
[INFO] [stdout] f9b0b0d5e670992984152423bea8f4c09593536b4576d815629a6711f225205f
