[INFO] fetching crate maker-panel 0.12.4...
[INFO] checking maker-panel-0.12.4 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate maker-panel 0.12.4 into /workspace/builds/worker-68/source
[INFO] validating manifest of crates.io crate maker-panel 0.12.4 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maker-panel 0.12.4
[INFO] finished tweaking crates.io crate maker-panel 0.12.4
[INFO] tweaked toml for crates.io crate maker-panel 0.12.4 written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate crates.io crate maker-panel 0.12.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21a21e8012031c9645975a917777b98a6ef6a81915a78e99b4196af37cb0d448
[INFO] running `Command { std: "docker" "start" "-a" "21a21e8012031c9645975a917777b98a6ef6a81915a78e99b4196af37cb0d448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21a21e8012031c9645975a917777b98a6ef6a81915a78e99b4196af37cb0d448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a21e8012031c9645975a917777b98a6ef6a81915a78e99b4196af37cb0d448", kill_on_drop: false }`
[INFO] [stdout] 21a21e8012031c9645975a917777b98a6ef6a81915a78e99b4196af37cb0d448
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cec7f6d4a8b04d289360872e9aacc12d87b8fb2d8d1d506cfa8810d8ab442ea6
[INFO] running `Command { std: "docker" "start" "-a" "cec7f6d4a8b04d289360872e9aacc12d87b8fb2d8d1d506cfa8810d8ab442ea6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling unicode-general-category v0.2.0
[INFO] [stderr]    Compiling pico-args v0.4.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking ttf-parser v0.9.0
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-script v0.5.2
[INFO] [stderr]     Checking unicode-ccc v0.1.1
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking robust v0.2.3
[INFO] [stderr]     Checking robust v0.1.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking embedded-graphics v0.1.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking kurbo v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.23/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=037e1edd5e400425 -C extra-filename=-037e1edd5e400425 --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" "cec7f6d4a8b04d289360872e9aacc12d87b8fb2d8d1d506cfa8810d8ab442ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cec7f6d4a8b04d289360872e9aacc12d87b8fb2d8d1d506cfa8810d8ab442ea6", kill_on_drop: false }`
[INFO] [stdout] cec7f6d4a8b04d289360872e9aacc12d87b8fb2d8d1d506cfa8810d8ab442ea6