[INFO] fetching crate gled 1.2.0...
[INFO] documenting gled-1.2.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate gled 1.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate gled 1.2.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gled 1.2.0
[INFO] finished tweaking crates.io crate gled 1.2.0
[INFO] tweaked toml for crates.io crate gled 1.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate gled 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.47.0" "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] 0426db2aad0abc53dde15443c63e0077d70ff3af93a3589442b06b9b6b780494
[INFO] running `Command { std: "docker" "start" "-a" "0426db2aad0abc53dde15443c63e0077d70ff3af93a3589442b06b9b6b780494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0426db2aad0abc53dde15443c63e0077d70ff3af93a3589442b06b9b6b780494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0426db2aad0abc53dde15443c63e0077d70ff3af93a3589442b06b9b6b780494", kill_on_drop: false }`
[INFO] [stdout] 0426db2aad0abc53dde15443c63e0077d70ff3af93a3589442b06b9b6b780494
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23fd1b0553420ecafa326c8ca9c9aef8c1a783e5a34114ba672e39f4f56d2e0e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "23fd1b0553420ecafa326c8ca9c9aef8c1a783e5a34114ba672e39f4f56d2e0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling gio v0.9.0
[INFO] [stderr]     Checking xmlparser v0.13.2
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]    Compiling pango v0.9.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking xmlparser v0.9.0
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking unicode-script v0.5.0
[INFO] [stderr]    Compiling gdk v0.13.0
[INFO] [stderr]     Checking rgb v0.8.16
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]     Checking pico-args v0.3.3
[INFO] [stderr]     Checking lab v0.7.2
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking floating-duration v0.1.2
[INFO] [stderr]     Checking elapsed v0.1.2
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]    Compiling gtk v0.9.0
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking kurbo v0.6.2
[INFO] [stderr]     Checking roxmltree v0.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking delta_e v0.2.1
[INFO] [stderr]     Checking roxmltree v0.6.1
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking deflate v0.8.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking artnet_protocol v0.2.0
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking svgfilters v0.2.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking svgdom v0.18.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking png v0.16.6
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling rustybuzz v0.1.1
[INFO] [stderr]    Compiling tiny-skia v0.1.0
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking fontdb 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-1.0.33/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"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=1b2de42e91fa6c69 -C extra-filename=-1b2de42e91fa6c69 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f7724ea5db4d40ba.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5a444b37a036867b.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-dad6b49abdc0b26b.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" "23fd1b0553420ecafa326c8ca9c9aef8c1a783e5a34114ba672e39f4f56d2e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23fd1b0553420ecafa326c8ca9c9aef8c1a783e5a34114ba672e39f4f56d2e0e", kill_on_drop: false }`
[INFO] [stdout] 23fd1b0553420ecafa326c8ca9c9aef8c1a783e5a34114ba672e39f4f56d2e0e
