[INFO] fetching crate docktor 0.35.2...
[INFO] testing docktor-0.35.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate docktor 0.35.2 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate docktor 0.35.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate docktor 0.35.2
[INFO] finished tweaking crates.io crate docktor 0.35.2
[INFO] tweaked toml for crates.io crate docktor 0.35.2 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate crates.io crate docktor 0.35.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded systemstat v0.1.10
[INFO] [stderr]   Downloaded pnet v0.29.0
[INFO] [stderr]   Downloaded pnet_packet v0.29.0
[INFO] [stderr]   Downloaded pnet_transport v0.29.0
[INFO] [stderr]   Downloaded pnet_sys v0.29.0
[INFO] [stderr]   Downloaded ipnetwork v0.18.0
[INFO] [stderr]   Downloaded pnet_datalink v0.29.0
[INFO] [stderr]   Downloaded pnet_macros v0.29.0
[INFO] [stderr]   Downloaded eyre v0.6.6
[INFO] [stderr]   Downloaded num_threads v0.1.2
[INFO] [stderr]   Downloaded aws-smithy-http v0.35.2
[INFO] [stderr]   Downloaded security-framework v2.5.0
[INFO] [stderr]   Downloaded aws-smithy-http-tower v0.35.2
[INFO] [stderr]   Downloaded aws-smithy-async v0.35.2
[INFO] [stderr]   Downloaded bollard-stubs v1.41.0
[INFO] [stderr]   Downloaded serde_with v1.11.0
[INFO] [stderr]   Downloaded ct-logs v0.8.0
[INFO] [stderr]   Downloaded serde_with_macros v1.5.1
[INFO] [stderr]   Downloaded tower-http v0.1.3
[INFO] [stderr]   Downloaded axum-server v0.3.3
[INFO] [stderr]   Downloaded bollard v0.11.1
[INFO] [stderr]   Downloaded async-ssh2-lite v0.2.1
[INFO] [stderr]   Downloaded aws-smithy-http-server v0.35.2
[INFO] [stderr]   Downloaded security-framework-sys v2.5.0
[INFO] [stderr]   Downloaded iri-string v0.4.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.6
[INFO] [stderr]   Downloaded color-eyre v0.6.0
[INFO] [stderr]   Downloaded docktor-api v0.35.2
[INFO] [stderr]   Downloaded docktor-api-client v0.35.2
[INFO] [stderr]   Downloaded time v0.3.6
[INFO] [stderr]   Downloaded socket2 v0.4.3
[INFO] [stderr]   Downloaded rustls-native-certs v0.5.0
[INFO] [stderr]   Downloaded owo-colors v3.2.0
[INFO] [stderr]   Downloaded aws-smithy-xml v0.35.2
[INFO] [stderr]   Downloaded aws-smithy-client v0.35.2
[INFO] [stderr]   Downloaded bytes-utils v0.1.1
[INFO] [stderr]   Downloaded aws-smithy-json v0.35.2
[INFO] [stderr]   Downloaded aws-smithy-types v0.35.2
[INFO] [stderr]   Downloaded getset v0.1.2
[INFO] [stderr]   Downloaded pnet_base v0.29.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.29.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d4a5bf78ec0d9cb6e9d59404b80c1d949d36d5df4d6c9bb9b0843defe761964
[INFO] running `Command { std: "docker" "start" "-a" "3d4a5bf78ec0d9cb6e9d59404b80c1d949d36d5df4d6c9bb9b0843defe761964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d4a5bf78ec0d9cb6e9d59404b80c1d949d36d5df4d6c9bb9b0843defe761964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4a5bf78ec0d9cb6e9d59404b80c1d949d36d5df4d6c9bb9b0843defe761964", kill_on_drop: false }`
[INFO] [stdout] 3d4a5bf78ec0d9cb6e9d59404b80c1d949d36d5df4d6c9bb9b0843defe761964
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] debb3a32f5815b59cc58e4978b1a7c52605e7ab3868251b2a07b2ee83fc4c8d5
[INFO] running `Command { std: "docker" "start" "-a" "debb3a32f5815b59cc58e4978b1a7c52605e7ab3868251b2a07b2ee83fc4c8d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.135
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling serde v1.0.135
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling num_threads v0.1.2
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling pnet_base v0.29.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling eyre v0.6.6
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling pnet v0.29.0
[INFO] [stderr]    Compiling owo-colors v3.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling arc-swap v1.5.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling http-range-header v0.3.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling pnet_macros_support v0.29.0
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling rustls-pemfile v0.2.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling bytes-utils v0.1.1
[INFO] [stderr]    Compiling brotli-decompressor v2.3.2
[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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --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=71dab053db1b6952 -C extra-filename=-71dab053db1b6952 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "debb3a32f5815b59cc58e4978b1a7c52605e7ab3868251b2a07b2ee83fc4c8d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "debb3a32f5815b59cc58e4978b1a7c52605e7ab3868251b2a07b2ee83fc4c8d5", kill_on_drop: false }`
[INFO] [stdout] debb3a32f5815b59cc58e4978b1a7c52605e7ab3868251b2a07b2ee83fc4c8d5