[INFO] cloning repository https://github.com/Octorine/blocks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Octorine/blocks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOctorine%2Fblocks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOctorine%2Fblocks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d00db29db0ab657e895b99970fbe1ea741919ebd
[INFO] testing Octorine/blocks against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOctorine%2Fblocks" "/workspace/builds/worker-99/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-99/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Octorine/blocks on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Octorine/blocks
[INFO] finished tweaking git repo https://github.com/Octorine/blocks
[INFO] tweaked toml for git repo https://github.com/Octorine/blocks written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate git repo https://github.com/Octorine/blocks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9f62e4ced4e32bc1c80d1462dcc55a4d504879160bfc05d2dfa6d79a744f30c
[INFO] running `Command { std: "docker" "start" "-a" "e9f62e4ced4e32bc1c80d1462dcc55a4d504879160bfc05d2dfa6d79a744f30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9f62e4ced4e32bc1c80d1462dcc55a4d504879160bfc05d2dfa6d79a744f30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9f62e4ced4e32bc1c80d1462dcc55a4d504879160bfc05d2dfa6d79a744f30c", kill_on_drop: false }`
[INFO] [stdout] e9f62e4ced4e32bc1c80d1462dcc55a4d504879160bfc05d2dfa6d79a744f30c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed0c5fde2e1235a63ba3f9fcd92edb2bf40dd11caec42e87eaa077371c944975
[INFO] running `Command { std: "docker" "start" "-a" "ed0c5fde2e1235a63ba3f9fcd92edb2bf40dd11caec42e87eaa077371c944975", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling atom v0.3.5
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling mint v0.5.4
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling colorful v0.2.1
[INFO] [stderr]    Compiling shrev v1.1.1
[INFO] [stderr]    Compiling tuple_utils v0.3.0
[INFO] [stderr]    Compiling edit-distance v2.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling tinystr v0.3.2
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling objekt v0.1.2
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling xi-unicode v0.2.0
[INFO] [stderr]    Compiling claxon v0.4.2
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling fluent-syntax v0.9.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling err-derive v0.1.6
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]    Compiling ogg v0.7.0
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.5
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling euclid v0.20.7
[INFO] [stderr]    Compiling hibitset v0.5.4
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[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-0.6.12/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="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=4055627397d2cec7 -C extra-filename=-4055627397d2cec7 --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" "ed0c5fde2e1235a63ba3f9fcd92edb2bf40dd11caec42e87eaa077371c944975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0c5fde2e1235a63ba3f9fcd92edb2bf40dd11caec42e87eaa077371c944975", kill_on_drop: false }`
[INFO] [stdout] ed0c5fde2e1235a63ba3f9fcd92edb2bf40dd11caec42e87eaa077371c944975