[INFO] cloning repository https://github.com/femnad/gel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/femnad/gel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffemnad%2Fgel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffemnad%2Fgel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78a1ae35ea52d0b50c42ce679cd5bc2ea6b41c5f
[INFO] testing femnad/gel against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffemnad%2Fgel" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/femnad/gel 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 git repo https://github.com/femnad/gel
[INFO] finished tweaking git repo https://github.com/femnad/gel
[INFO] tweaked toml for git repo https://github.com/femnad/gel written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/femnad/gel 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 scoped-pool v1.0.0
[INFO] [stderr]   Downloaded scopeguard v0.1.2
[INFO] [stderr]   Downloaded rental-impl v0.5.4
[INFO] [stderr]   Downloaded cssparser-macros v0.3.5
[INFO] [stderr]   Downloaded murmurhash32 v0.2.0
[INFO] [stderr]   Downloaded scraper v0.10.1
[INFO] [stderr]   Downloaded atomicwrites v0.2.3
[INFO] [stderr]   Downloaded ego-tree v0.6.0
[INFO] [stderr]   Downloaded dirs v2.0.1
[INFO] [stderr]   Downloaded xmlparser v0.9.0
[INFO] [stderr]   Downloaded hyper v0.12.32
[INFO] [stderr]   Downloaded roxmltree v0.6.1
[INFO] [stderr]   Downloaded once_cell v0.2.3
[INFO] [stderr]   Downloaded cssparser v0.25.8
[INFO] [stderr]   Downloaded bitpacking v0.8.0
[INFO] [stderr]   Downloaded census v0.2.0
[INFO] [stderr]   Downloaded getopts v0.2.19
[INFO] [stderr]   Downloaded variance v0.1.3
[INFO] [stderr]   Downloaded levenshtein_automata v0.1.1
[INFO] [stderr]   Downloaded owned-read v0.4.0
[INFO] [stderr]   Downloaded fail v0.2.1
[INFO] [stderr]   Downloaded tantivy v0.10.0
[INFO] [stderr]   Downloaded rust-stemmers v1.1.0
[INFO] [stderr]   Downloaded tantivy-fst v0.1.0
[INFO] [stderr]   Downloaded parking_lot_core v0.6.1
[INFO] [stderr]   Downloaded rental v0.5.4
[INFO] [stderr]   Downloaded ascii v0.9.2
[INFO] [stderr]   Downloaded fst v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 42c13d758214d0f00026230198956d73a67c8aa7a3d18fe389f3a2f26f0d51f8
[INFO] running `Command { std: "docker" "start" "-a" "42c13d758214d0f00026230198956d73a67c8aa7a3d18fe389f3a2f26f0d51f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42c13d758214d0f00026230198956d73a67c8aa7a3d18fe389f3a2f26f0d51f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c13d758214d0f00026230198956d73a67c8aa7a3d18fe389f3a2f26f0d51f8", kill_on_drop: false }`
[INFO] [stdout] 42c13d758214d0f00026230198956d73a67c8aa7a3d18fe389f3a2f26f0d51f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 238de2c2f222053a7511865a4a2233adaef265804eb344e880e916545a2767a3
[INFO] running `Command { std: "docker" "start" "-a" "238de2c2f222053a7511865a4a2233adaef265804eb344e880e916545a2767a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling futures v0.1.28
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling scopeguard v0.1.2
[INFO] [stderr]    Compiling variance v0.1.3
[INFO] [stderr]    Compiling ascii v0.9.2
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling ego-tree v0.6.0
[INFO] [stderr]    Compiling downcast-rs v1.0.4
[INFO] [stderr]    Compiling xmlparser v0.9.0
[INFO] [stderr]    Compiling census v0.2.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.2.2
[INFO] [stderr]    Compiling getopts v0.2.19
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.32
[INFO] [stderr]    Compiling fst v0.3.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling murmurhash32 v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling scoped-pool v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling snap v0.2.5
[INFO] [stderr]    Compiling roxmltree v0.6.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling phf_shared v0.7.24
[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 rand_chacha v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling bitpacking v0.8.0
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling levenshtein_automata v0.1.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling filetime v0.2.5
[INFO] [stderr]    Compiling dirs-sys v0.3.3
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.2
[INFO] [stderr]    Compiling tantivy-fst v0.1.0
[INFO] [stderr]    Compiling mime v0.3.13
[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-0.6.8/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 -C metadata=50711b83dc0f7d56 -C extra-filename=-50711b83dc0f7d56 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-a4979d015fb59822.rmeta --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" "238de2c2f222053a7511865a4a2233adaef265804eb344e880e916545a2767a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "238de2c2f222053a7511865a4a2233adaef265804eb344e880e916545a2767a3", kill_on_drop: false }`
[INFO] [stdout] 238de2c2f222053a7511865a4a2233adaef265804eb344e880e916545a2767a3