[INFO] fetching crate trunk 0.7.2...
[INFO] documenting trunk-0.7.2 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate trunk 0.7.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate trunk 0.7.2 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trunk 0.7.2
[INFO] finished tweaking crates.io crate trunk 0.7.2
[INFO] tweaked toml for crates.io crate trunk 0.7.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate trunk 0.7.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-internal v0.4.26
[INFO] [stderr]   Downloaded async-global-executor v1.3.0
[INFO] [stderr]   Downloaded envy v0.4.1
[INFO] [stderr]   Downloaded semver v0.10.0
[INFO] [stderr]   Downloaded async-io v0.2.7
[INFO] [stderr]   Downloaded html5ever v0.25.1
[INFO] [stderr]   Downloaded futf v0.1.4
[INFO] [stderr]   Downloaded dtoa-short v0.3.2
[INFO] [stderr]   Downloaded string_cache v0.8.0
[INFO] [stderr]   Downloaded markup5ever v0.10.0
[INFO] [stderr]   Downloaded mac v0.1.1
[INFO] [stderr]   Downloaded open v1.4.0
[INFO] [stderr]   Downloaded selectors v0.22.0
[INFO] [stderr]   Downloaded pin-project v0.4.26
[INFO] [stderr]   Downloaded http-types v2.5.0
[INFO] [stderr]   Downloaded string_cache_codegen v0.5.1
[INFO] [stderr]   Downloaded isahc v0.9.10
[INFO] [stderr]   Downloaded surf v2.0.0
[INFO] [stderr]   Downloaded sass-rs v0.2.2
[INFO] [stderr]   Downloaded blocking v0.6.1
[INFO] [stderr]   Downloaded async-process v0.1.3
[INFO] [stderr]   Downloaded cssparser-macros v0.6.0
[INFO] [stderr]   Downloaded phf_codegen v0.8.0
[INFO] [stderr]   Downloaded thin-slice v0.1.1
[INFO] [stderr]   Downloaded servo_arc v0.1.1
[INFO] [stderr]   Downloaded seahash v4.0.1
[INFO] [stderr]   Downloaded cargo_metadata v0.11.3
[INFO] [stderr]   Downloaded http-client v6.1.0
[INFO] [stderr]   Downloaded async-attributes v1.1.1
[INFO] [stderr]   Downloaded tendril v0.4.1
[INFO] [stderr]   Downloaded cssparser v0.27.2
[INFO] [stderr]   Downloaded nipper v0.1.8
[INFO] [stderr]   Downloaded sass-sys v0.4.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 54d6d557c5edd6928b6f27a27476b8bebd9b9a2c678303969a0e7a297f617bf8
[INFO] running `Command { std: "docker" "start" "-a" "54d6d557c5edd6928b6f27a27476b8bebd9b9a2c678303969a0e7a297f617bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54d6d557c5edd6928b6f27a27476b8bebd9b9a2c678303969a0e7a297f617bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54d6d557c5edd6928b6f27a27476b8bebd9b9a2c678303969a0e7a297f617bf8", kill_on_drop: false }`
[INFO] [stdout] 54d6d557c5edd6928b6f27a27476b8bebd9b9a2c678303969a0e7a297f617bf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 1d0f5a111079556d1f1c0729a47b36f2bc9112ef94e6a4593ac98ab59cad3675
[INFO] running `Command { std: "docker" "start" "-a" "1d0f5a111079556d1f1c0729a47b36f2bc9112ef94e6a4593ac98ab59cad3675", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.43
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking async-task v4.0.2
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling http-types v2.5.0
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling isahc v0.9.10
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking vec-arena v0.5.2
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking route-recognizer v0.2.0
[INFO] [stderr]     Checking seahash v4.0.1
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking open v1.4.0
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking polling v1.1.0
[INFO] [stderr]     Checking polling v0.1.9
[INFO] [stderr]     Checking futures-lite v1.11.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]    Compiling sass-sys v0.4.21
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking byte-pool v0.2.2
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking polyval v0.4.1
[INFO] [stderr]     Checking hkdf v0.9.0
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking aes-gcm v0.6.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking async-io v1.1.6
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-io v0.2.7
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking async-process v0.1.3
[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-1.0.43/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="fold"' --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=00bc1bfab1d70ce2 -C extra-filename=-00bc1bfab1d70ce2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-db256853d8ab4a1e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ade5fbeeb7bccbe4.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b888af50774a486c.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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1d0f5a111079556d1f1c0729a47b36f2bc9112ef94e6a4593ac98ab59cad3675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d0f5a111079556d1f1c0729a47b36f2bc9112ef94e6a4593ac98ab59cad3675", kill_on_drop: false }`
[INFO] [stdout] 1d0f5a111079556d1f1c0729a47b36f2bc9112ef94e6a4593ac98ab59cad3675
