[INFO] cloning repository https://github.com/swindon-rs/swindon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swindon-rs/swindon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswindon-rs%2Fswindon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswindon-rs%2Fswindon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4b912d678b4159624b53870b1670134fbc32d91
[INFO] testing swindon-rs/swindon against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswindon-rs%2Fswindon" "/workspace/builds/worker-81/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swindon-rs/swindon on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/swindon-rs/swindon
[INFO] finished tweaking git repo https://github.com/swindon-rs/swindon
[INFO] tweaked toml for git repo https://github.com/swindon-rs/swindon written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate git repo https://github.com/swindon-rs/swindon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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 assert_matches v1.3.0
[INFO] [stderr]   Downloaded string-intern v0.1.7
[INFO] [stderr]   Downloaded proc-macro2 v1.0.4
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.16
[INFO] [stderr]   Downloaded httpbin v0.3.3
[INFO] [stderr]   Downloaded quire v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 730431286f9f6f9ef675ee4b77b8024e7f626fd35ab55bc773716ef06f0e39ee
[INFO] running `Command { std: "docker" "start" "-a" "730431286f9f6f9ef675ee4b77b8024e7f626fd35ab55bc773716ef06f0e39ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "730431286f9f6f9ef675ee4b77b8024e7f626fd35ab55bc773716ef06f0e39ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "730431286f9f6f9ef675ee4b77b8024e7f626fd35ab55bc773716ef06f0e39ee", kill_on_drop: false }`
[INFO] [stdout] 730431286f9f6f9ef675ee4b77b8024e7f626fd35ab55bc773716ef06f0e39ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e68e4a68911457e9e226350eae19510d2e4025175dbe399f7a148b1ae1338934
[INFO] running `Command { std: "docker" "start" "-a" "e68e4a68911457e9e226350eae19510d2e4025175dbe399f7a148b1ae1338934", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling netbuf v0.4.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling sha1 v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling constant_time_eq v0.1.4
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling ascii v0.7.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling atomic v0.3.4
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling quick-error v2.0.0
[INFO] [stderr]    Compiling assert_matches v1.3.0
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling tokio-executor v0.1.8
[INFO] [stderr]    Compiling tokio-sync v0.1.6
[INFO] [stderr]    Compiling async-slot v0.1.0
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling mime v0.2.6
[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" "e68e4a68911457e9e226350eae19510d2e4025175dbe399f7a148b1ae1338934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e68e4a68911457e9e226350eae19510d2e4025175dbe399f7a148b1ae1338934", kill_on_drop: false }`
[INFO] [stdout] e68e4a68911457e9e226350eae19510d2e4025175dbe399f7a148b1ae1338934