[INFO] cloning repository https://github.com/jlgerber/pbgui-messaging
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jlgerber/pbgui-messaging" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlgerber%2Fpbgui-messaging", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlgerber%2Fpbgui-messaging'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] beaeffb8e98b1caeadfb91dc15b448dcdd3e0d09
[INFO] checking jlgerber/pbgui-messaging against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlgerber%2Fpbgui-messaging" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jlgerber/pbgui-messaging on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jlgerber/pbgui-messaging
[INFO] finished tweaking git repo https://github.com/jlgerber/pbgui-messaging
[INFO] tweaked toml for git repo https://github.com/jlgerber/pbgui-messaging written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/packybara`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/pbgui-toolbar`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/pbgui-tree`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/pbgui-vpin`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/pbgui-withs`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/rust-qt-conductor`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/rustqt-utils`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/rust-lspec.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--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 memoffset v0.5.6
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f24ac82865b028413cbefe51c291a05021b11d85ab5f155d0954d8db68970397
[INFO] running `Command { std: "docker" "start" "-a" "f24ac82865b028413cbefe51c291a05021b11d85ab5f155d0954d8db68970397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f24ac82865b028413cbefe51c291a05021b11d85ab5f155d0954d8db68970397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24ac82865b028413cbefe51c291a05021b11d85ab5f155d0954d8db68970397", kill_on_drop: false }`
[INFO] [stdout] f24ac82865b028413cbefe51c291a05021b11d85ab5f155d0954d8db68970397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 446b36e391c3f8060cf9503ee743b3554d2493ef23a479a21bb17d9e728641eb
[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" "446b36e391c3f8060cf9503ee743b3554d2493ef23a479a21bb17d9e728641eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking smallvec v1.6.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking rust-hsluv v0.1.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking strum v0.17.1
[INFO] [stderr]     Checking whoami v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling term-painter v0.2.4
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[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=48bd53bbbc9d8124 -C extra-filename=-48bd53bbbc9d8124 --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" "446b36e391c3f8060cf9503ee743b3554d2493ef23a479a21bb17d9e728641eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446b36e391c3f8060cf9503ee743b3554d2493ef23a479a21bb17d9e728641eb", kill_on_drop: false }`
[INFO] [stdout] 446b36e391c3f8060cf9503ee743b3554d2493ef23a479a21bb17d9e728641eb