[INFO] fetching crate openpgp-ca-lib 0.10.1...
[INFO] documenting openpgp-ca-lib-0.10.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate openpgp-ca-lib 0.10.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate openpgp-ca-lib 0.10.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate openpgp-ca-lib 0.10.1
[INFO] finished tweaking crates.io crate openpgp-ca-lib 0.10.1
[INFO] tweaked toml for crates.io crate openpgp-ca-lib 0.10.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 sequoia-net v0.23.0
[INFO] [stderr]   Downloaded zbase32 v0.1.2
[INFO] [stderr]   Downloaded chbs v0.0.8
[INFO] [stderr]   Downloaded openpgp-keylist v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1e02b36b536224f5166ae9a4775aff6daabd70428fa47d7e7e03ceb461683ecf
[INFO] running `Command { std: "docker" "start" "-a" "1e02b36b536224f5166ae9a4775aff6daabd70428fa47d7e7e03ceb461683ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e02b36b536224f5166ae9a4775aff6daabd70428fa47d7e7e03ceb461683ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e02b36b536224f5166ae9a4775aff6daabd70428fa47d7e7e03ceb461683ecf", kill_on_drop: false }`
[INFO] [stdout] 1e02b36b536224f5166ae9a4775aff6daabd70428fa47d7e7e03ceb461683ecf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6562b77d8dec90604ebee9632aa039b8a9c5d0e5b234494e8d8cc3628e428b2b
[INFO] running `Command { std: "docker" "start" "-a" "6562b77d8dec90604ebee9632aa039b8a9c5d0e5b234494e8d8cc3628e428b2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling derive_builder v0.6.0
[INFO] [stderr]     Checking zbase32 v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling lalrpop-util v0.19.6
[INFO] [stderr]     Checking sha1collisiondetection v0.2.3
[INFO] [stderr]     Checking futures-util v0.3.16
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]    Compiling diesel v1.4.7
[INFO] [stderr]     Checking serde v1.0.127
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking tokio v1.9.0
[INFO] [stderr]     Checking buffered-reader v1.0.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling lalrpop v0.19.6
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]    Compiling darling_core v0.6.3
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.13.11/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --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"' -C metadata=2b060deb6cf4aeec -C extra-filename=-2b060deb6cf4aeec --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e585f1890383ec80.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-cdb06053222a901c.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-17566c89b81f032a.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6562b77d8dec90604ebee9632aa039b8a9c5d0e5b234494e8d8cc3628e428b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6562b77d8dec90604ebee9632aa039b8a9c5d0e5b234494e8d8cc3628e428b2b", kill_on_drop: false }`
[INFO] [stdout] 6562b77d8dec90604ebee9632aa039b8a9c5d0e5b234494e8d8cc3628e428b2b
