[INFO] fetching crate basalt 0.11.2...
[INFO] testing basalt-0.11.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate basalt 0.11.2 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate basalt 0.11.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate basalt 0.11.2
[INFO] finished tweaking crates.io crate basalt 0.11.2
[INFO] tweaked toml for crates.io crate basalt 0.11.2 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-commons v0.28.6
[INFO] [stderr]   Downloaded memmap2 v0.1.0
[INFO] [stderr]   Downloaded calloop v0.6.5
[INFO] [stderr]   Downloaded rusttype v0.9.2
[INFO] [stderr]   Downloaded glyph-names v0.1.0
[INFO] [stderr]   Downloaded weezl v0.1.5
[INFO] [stderr]   Downloaded ttf-parser v0.6.2
[INFO] [stderr]   Downloaded bitreader v0.3.4
[INFO] [stderr]   Downloaded arc-swap v1.3.2
[INFO] [stderr]   Downloaded alloc-no-stdlib v2.0.3
[INFO] [stderr]   Downloaded unicode-joining-type v0.4.0
[INFO] [stderr]   Downloaded vulkano v0.24.0
[INFO] [stderr]   Downloaded xcursor v0.3.4
[INFO] [stderr]   Downloaded wayland-sys v0.28.6
[INFO] [stderr]   Downloaded rental-impl v0.5.5
[INFO] [stderr]   Downloaded unicode-general-category v0.3.0
[INFO] [stderr]   Downloaded vk-parse v0.6.0
[INFO] [stderr]   Downloaded owned_ttf_parser v0.6.0
[INFO] [stderr]   Downloaded alloc-stdlib v0.2.1
[INFO] [stderr]   Downloaded brotli-decompressor v2.3.2
[INFO] [stderr]   Downloaded wayland-client v0.28.6
[INFO] [stderr]   Downloaded wayland-scanner v0.28.6
[INFO] [stderr]   Downloaded dlib v0.5.0
[INFO] [stderr]   Downloaded rental v0.5.6
[INFO] [stderr]   Downloaded num_enum v0.5.4
[INFO] [stderr]   Downloaded andrew v0.3.1
[INFO] [stderr]   Downloaded wayland-protocols v0.28.6
[INFO] [stderr]   Downloaded ilmenite v0.4.1
[INFO] [stderr]   Downloaded ash v0.32.1
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.12.3
[INFO] [stderr]   Downloaded vulkano-shaders v0.24.0
[INFO] [stderr]   Downloaded shaderc-sys v0.7.3
[INFO] [stderr]   Downloaded mio-misc v1.2.1
[INFO] [stderr]   Downloaded shaderc v0.7.3
[INFO] [stderr]   Downloaded wayland-cursor v0.28.6
[INFO] [stderr]   Downloaded allsorts v0.5.1
[INFO] [stderr]   Downloaded winit v0.25.0
[INFO] [stderr]   Downloaded num_enum_derive v0.5.4
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d3e34fe7a4e3ab6eda97ab1f475fd49351be713cbc6b6541b004028c301930f
[INFO] running `Command { std: "docker" "start" "-a" "6d3e34fe7a4e3ab6eda97ab1f475fd49351be713cbc6b6541b004028c301930f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d3e34fe7a4e3ab6eda97ab1f475fd49351be713cbc6b6541b004028c301930f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d3e34fe7a4e3ab6eda97ab1f475fd49351be713cbc6b6541b004028c301930f", kill_on_drop: false }`
[INFO] [stdout] 6d3e34fe7a4e3ab6eda97ab1f475fd49351be713cbc6b6541b004028c301930f
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad094648c609122de239c16db512065364ea07b7b98f418a33475b31f7318130
[INFO] running `Command { std: "docker" "start" "-a" "ad094648c609122de239c16db512065364ea07b7b98f418a33475b31f7318130", 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]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling minimal-lexical v0.1.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling unicode-general-category v0.3.0
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling unicode-joining-type v0.4.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling glyph-names v0.1.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling arc-swap v1.3.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling curl-sys v0.4.45+curl-7.78.0
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling bitreader v0.3.4
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling ash v0.32.1
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling walkdir v2.3.2
[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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/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=fd0c3ba7c22fa1f4 -C extra-filename=-fd0c3ba7c22fa1f4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "ad094648c609122de239c16db512065364ea07b7b98f418a33475b31f7318130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad094648c609122de239c16db512065364ea07b7b98f418a33475b31f7318130", kill_on_drop: false }`
[INFO] [stdout] ad094648c609122de239c16db512065364ea07b7b98f418a33475b31f7318130