[INFO] cloning repository https://github.com/cyclopunk/werkflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyclopunk/werkflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyclopunk%2Fwerkflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyclopunk%2Fwerkflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d9a1476334150ab3d6f995aebf5d03d2e96a9cc
[INFO] checking cyclopunk/werkflow against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyclopunk%2Fwerkflow" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyclopunk/werkflow on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cyclopunk/werkflow
[INFO] finished tweaking git repo https://github.com/cyclopunk/werkflow
[INFO] tweaked toml for git repo https://github.com/cyclopunk/werkflow written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cyclopunk/werkflow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/cyclopunk/cloudflare-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slog-kvfilter v0.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.18
[INFO] [stderr]   Downloaded native-tls v0.2.6
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.18
[INFO] [stderr]   Downloaded protobuf v2.18.0
[INFO] [stderr]   Downloaded serde_qs v0.4.6
[INFO] [stderr]   Downloaded slog-term v2.6.0
[INFO] [stderr]   Downloaded async-trait v0.1.41
[INFO] [stderr]   Downloaded trackable_derive v0.1.3
[INFO] [stderr]   Downloaded trackable v0.2.23
[INFO] [stderr]   Downloaded slog-async v2.5.0
[INFO] [stderr]   Downloaded reqwest v0.10.9
[INFO] [stderr]   Downloaded bollard-stubs v1.40.6
[INFO] [stderr]   Downloaded tokio v0.2.23
[INFO] [stderr]   Downloaded machine-ip v0.2.1
[INFO] [stderr]   Downloaded custom_error v1.8.0
[INFO] [stderr]   Downloaded acme2-slim v0.2.0
[INFO] [stderr]   Downloaded cc v1.0.63
[INFO] [stderr]   Downloaded serde_with v1.5.1
[INFO] [stderr]   Downloaded bollard v0.8.0
[INFO] [stderr]   Downloaded handlebars v3.5.1
[INFO] [stderr]   Downloaded socket2 v0.3.16
[INFO] [stderr]   Downloaded rhai_codegen v0.2.0
[INFO] [stderr]   Downloaded hyper-unix-connector v0.1.5
[INFO] [stderr]   Downloaded serde_with_macros v1.2.2
[INFO] [stderr]   Downloaded slog-stdlog v3.0.5
[INFO] [stderr]   Downloaded cdrs v2.3.3
[INFO] [stderr]   Downloaded amiquip v0.3.3
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.0
[INFO] [stderr]   Downloaded tokio v0.3.4
[INFO] [stderr]   Downloaded ammonia v3.1.0
[INFO] [stderr]   Downloaded async-io v1.2.0
[INFO] [stderr]   Downloaded proc-macro2 v0.1.10
[INFO] [stderr]   Downloaded tokio-test v0.3.0
[INFO] [stderr]   Downloaded cdrs_helpers_derive v0.3.3
[INFO] [stderr]   Downloaded redis v0.17.0
[INFO] [stderr]   Downloaded lz4-compress v0.1.0
[INFO] [stderr]   Downloaded rdkafka v0.24.0
[INFO] [stderr]   Downloaded rhai v0.19.5
[INFO] [stderr]   Downloaded ring v0.16.16
[INFO] [stderr]   Downloaded sloggers v0.3.6
[INFO] [stderr]   Downloaded rdkafka-sys v2.1.0+1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b7f39f68eaadd4a7debf78f33426fbc37204a2abc5e171fdd5226a551ee9011
[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" "3b7f39f68eaadd4a7debf78f33426fbc37204a2abc5e171fdd5226a551ee9011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b7f39f68eaadd4a7debf78f33426fbc37204a2abc5e171fdd5226a551ee9011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b7f39f68eaadd4a7debf78f33426fbc37204a2abc5e171fdd5226a551ee9011", kill_on_drop: false }`
[INFO] [stdout] 3b7f39f68eaadd4a7debf78f33426fbc37204a2abc5e171fdd5226a551ee9011
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1ad7fe185e9b489152dfc6317aaaf7a7fdb5257407e6dd0844892679bcb690e
[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" "a1ad7fe185e9b489152dfc6317aaaf7a7fdb5257407e6dd0844892679bcb690e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling cookie-factory v0.2.4
[INFO] [stderr]     Checking custom_error v1.8.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling protobuf v2.18.0
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling proc-macro2 v0.1.10
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking lz4-compress v0.1.0
[INFO] [stderr]     Checking encoding_rs v0.8.26
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling tokio v0.3.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.21/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="default"' --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=87e9a0bf275eee12 -C extra-filename=-87e9a0bf275eee12 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (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" "a1ad7fe185e9b489152dfc6317aaaf7a7fdb5257407e6dd0844892679bcb690e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1ad7fe185e9b489152dfc6317aaaf7a7fdb5257407e6dd0844892679bcb690e", kill_on_drop: false }`
[INFO] [stdout] a1ad7fe185e9b489152dfc6317aaaf7a7fdb5257407e6dd0844892679bcb690e