[INFO] fetching crate xfpl 0.1.1...
[INFO] checking xfpl-0.1.1 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate xfpl 0.1.1 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate xfpl 0.1.1 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xfpl 0.1.1
[INFO] finished tweaking crates.io crate xfpl 0.1.1
[INFO] tweaked toml for crates.io crate xfpl 0.1.1 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate crates.io crate xfpl 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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 onig v6.0.0
[INFO] [stderr]   Downloaded hound v3.4.0
[INFO] [stderr]   Downloaded slice-deque v0.3.0
[INFO] [stderr]   Downloaded claxon v0.4.2
[INFO] [stderr]   Downloaded core-text v15.0.0
[INFO] [stderr]   Downloaded rgb v0.8.18
[INFO] [stderr]   Downloaded libflate_lz77 v1.0.0
[INFO] [stderr]   Downloaded pango v0.8.0
[INFO] [stderr]   Downloaded glib v0.9.3
[INFO] [stderr]   Downloaded gtk v0.8.1
[INFO] [stderr]   Downloaded glib-sys v0.9.1
[INFO] [stderr]   Downloaded libflate v1.0.1
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.9.1
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.2
[INFO] [stderr]   Downloaded typetag-impl v0.1.5
[INFO] [stderr]   Downloaded pango-sys v0.9.1
[INFO] [stderr]   Downloaded ttf-parser v0.6.1
[INFO] [stderr]   Downloaded gdk-pixbuf v0.8.0
[INFO] [stderr]   Downloaded gio-sys v0.9.1
[INFO] [stderr]   Downloaded atk v0.8.0
[INFO] [stderr]   Downloaded png v0.16.3
[INFO] [stderr]   Downloaded svgfilters v0.1.0
[INFO] [stderr]   Downloaded minimp3 v0.3.5
[INFO] [stderr]   Downloaded gobject-sys v0.9.1
[INFO] [stderr]   Downloaded unicode-script v0.5.1
[INFO] [stderr]   Downloaded syn v1.0.27
[INFO] [stderr]   Downloaded cairo-sys-rs v0.9.2
[INFO] [stderr]   Downloaded roxmltree v0.11.0
[INFO] [stderr]   Downloaded freetype v0.5.1
[INFO] [stderr]   Downloaded usvg v0.9.1
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.4
[INFO] [stderr]   Downloaded coreaudio-rs v0.9.1
[INFO] [stderr]   Downloaded stdweb v0.1.3
[INFO] [stderr]   Downloaded cpal v0.11.0
[INFO] [stderr]   Downloaded image v0.22.5
[INFO] [stderr]   Downloaded assert-impl v0.1.3
[INFO] [stderr]   Downloaded gio v0.8.1
[INFO] [stderr]   Downloaded gtk-sys v0.9.2
[INFO] [stderr]   Downloaded atk-sys v0.9.1
[INFO] [stderr]   Downloaded gdk-sys v0.9.1
[INFO] [stderr]   Downloaded gdk v0.12.1
[INFO] [stderr]   Downloaded tinyvec v0.3.3
[INFO] [stderr]   Downloaded unicode-vo v0.1.0
[INFO] [stderr]   Downloaded cairo-rs v0.8.1
[INFO] [stderr]   Downloaded alsa-sys v0.1.2
[INFO] [stderr]   Downloaded simplecss v0.2.0
[INFO] [stderr]   Downloaded harfbuzz_rs v1.1.1
[INFO] [stderr]   Downloaded kurbo v0.6.1
[INFO] [stderr]   Downloaded lewton v0.10.1
[INFO] [stderr]   Downloaded ogg v0.7.0
[INFO] [stderr]   Downloaded syntect v4.2.0
[INFO] [stderr]   Downloaded plist v1.0.0
[INFO] [stderr]   Downloaded onig_sys v69.5.0
[INFO] [stderr]   Downloaded freetype-sys v0.11.0
[INFO] [stderr]   Downloaded harfbuzz-sys v0.4.0
[INFO] [stderr]   Downloaded minimp3-sys v0.3.2
[INFO] [stderr]   Downloaded ffmpeg-sys-next v4.2.0
[INFO] [stderr]   Downloaded typetag v0.1.5
[INFO] [stderr]   Downloaded rustdoc-stripper v0.1.12
[INFO] [stderr]   Downloaded rodio v0.11.0
[INFO] [stderr]   Downloaded apng v0.2.0
[INFO] [stderr]   Downloaded xmlparser v0.13.1
[INFO] [stderr]   Downloaded ffmpeg-next v4.2.1
[INFO] [stderr]   Downloaded resvg v0.9.1
[INFO] [stderr]   Downloaded rhai v0.14.1
[INFO] [stderr]   Downloaded gtk-rs-lgpl-docs v0.1.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c224294a8c64bf8366915724b0516d75da9d33a9b5004d7ef37a57415af2eb50
[INFO] running `Command { std: "docker" "start" "-a" "c224294a8c64bf8366915724b0516d75da9d33a9b5004d7ef37a57415af2eb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c224294a8c64bf8366915724b0516d75da9d33a9b5004d7ef37a57415af2eb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c224294a8c64bf8366915724b0516d75da9d33a9b5004d7ef37a57415af2eb50", kill_on_drop: false }`
[INFO] [stdout] c224294a8c64bf8366915724b0516d75da9d33a9b5004d7ef37a57415af2eb50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a68440ac3cd844f703a5612541530bad3d4f9071d8035fd814cbec6dda989bd4
[INFO] running `Command { std: "docker" "start" "-a" "a68440ac3cd844f703a5612541530bad3d4f9071d8035fd814cbec6dda989bd4", 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 v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling rustdoc-stripper v0.1.12
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking base64 v0.12.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking xmlparser v0.13.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling inventory v0.1.6
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]    Compiling ffmpeg-next v4.2.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking rgb v0.8.18
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking unicode-script v0.5.1
[INFO] [stderr]     Checking ttf-parser v0.6.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking libflate_lz77 v1.0.0
[INFO] [stderr]     Checking assert-impl v0.1.3
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking futures-task v0.3.5
[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-0.6.18/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=7adb07e7d078c59f -C extra-filename=-7adb07e7d078c59f --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" "a68440ac3cd844f703a5612541530bad3d4f9071d8035fd814cbec6dda989bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68440ac3cd844f703a5612541530bad3d4f9071d8035fd814cbec6dda989bd4", kill_on_drop: false }`
[INFO] [stdout] a68440ac3cd844f703a5612541530bad3d4f9071d8035fd814cbec6dda989bd4