[INFO] crate cobalt-bin 0.15.4 is already in cache
[INFO] checking cobalt-bin-0.15.4 against beta-2019-10-27 for pr-65897
[INFO] extracting crate cobalt-bin 0.15.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cobalt-bin 0.15.4 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cobalt-bin 0.15.4
[INFO] finished tweaking crates.io crate cobalt-bin 0.15.4
[INFO] tweaked toml for crates.io crate cobalt-bin 0.15.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 374fa8eb30798622c5a225d4b49ed626dc36be4964b2a002b164100902a70b99
[INFO] running `"docker" "start" "-a" "374fa8eb30798622c5a225d4b49ed626dc36be4964b2a002b164100902a70b99"`
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]     Checking liquid-error v0.18.1
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking deunicode v1.0.0
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]     Checking normalize-line-endings v0.2.2
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.7
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]    Compiling sass-sys v0.4.14
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]     Checking ghp v0.1.2
[INFO] [stderr]     Checking liquid-value v0.18.1
[INFO] [stderr]     Checking bincode v1.2.0
[INFO] [stderr]     Checking plist v0.4.2
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]     Checking jsonfeed v0.2.0
[INFO] [stderr]     Checking notify v4.0.14
[INFO] [stderr]     Checking liquid-interpreter v0.18.1
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr]     Checking quick-xml v0.14.0
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr] error: could not compile `regex`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.3.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="aho-corasick"' --cfg 'feature="default"' --cfg 'feature="memchr"' --cfg 'feature="perf"' --cfg 'feature="perf-cache"' --cfg 'feature="perf-dfa"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="std"' --cfg 'feature="thread_local"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=86cefab812359a01 -C extra-filename=-86cefab812359a01 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-cb849310beaa272c.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-3bd62448c084ea5d.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-02b67b2794d27a54.rmeta --extern thread_local=/opt/rustwide/target/debug/deps/libthread_local-878ef33b22f48345.rmeta --cap-lints allow --cap-lints=allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `darling_core`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name darling_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/darling_core-0.9.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="strsim"' --cfg 'feature="suggestions"' -C metadata=716b48d21821e5e0 -C extra-filename=-716b48d21821e5e0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-7000c7068811fa9a.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-5aa1396c366d13c7.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3ec8f8a5a3fb6bc1.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-47231a5b81eaabb4.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-974b87d1f20a6016.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-4b9517d88b6350e0.rmeta --cap-lints allow --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 `"docker" "inspect" "374fa8eb30798622c5a225d4b49ed626dc36be4964b2a002b164100902a70b99"`
[INFO] running `"docker" "rm" "-f" "374fa8eb30798622c5a225d4b49ed626dc36be4964b2a002b164100902a70b99"`
[INFO] [stdout] 374fa8eb30798622c5a225d4b49ed626dc36be4964b2a002b164100902a70b99