[INFO] cloning repository https://github.com/berwyn/ferrodoom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/berwyn/ferrodoom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberwyn%2Fferrodoom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberwyn%2Fferrodoom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 567bc245c431e17f89e8dbcb9c02ea2b041e6503
[INFO] checking berwyn/ferrodoom against try#ef8c760c4c3d93b561a5b431502e92f4b4773aca for pr-92472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberwyn%2Fferrodoom" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/berwyn/ferrodoom on toolchain ef8c760c4c3d93b561a5b431502e92f4b4773aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ef8c760c4c3d93b561a5b431502e92f4b4773aca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/berwyn/ferrodoom
[INFO] finished tweaking git repo https://github.com/berwyn/ferrodoom
[INFO] tweaked toml for git repo https://github.com/berwyn/ferrodoom written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/berwyn/ferrodoom already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ef8c760c4c3d93b561a5b431502e92f4b4773aca" "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 sharded-slab v0.0.9
[INFO] [stderr]   Downloaded tracing-attributes v0.1.11
[INFO] [stderr]   Downloaded winit v0.22.2
[INFO] [stderr]   Downloaded ndk-glue v0.1.0
[INFO] [stderr]   Downloaded naga v0.2.0
[INFO] [stderr]   Downloaded inplace_it v0.3.2
[INFO] [stderr]   Downloaded gfx-hal v0.6.0
[INFO] [stderr]   Downloaded gfx-auxil v0.5.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.67
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]   Downloaded gfx-backend-metal v0.6.1
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.6.0
[INFO] [stderr]   Downloaded pin-project-internal v0.4.23
[INFO] [stderr]   Downloaded async-channel v1.4.0
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded async-mutex v1.1.5
[INFO] [stderr]   Downloaded gfx-backend-empty v0.6.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.67
[INFO] [stderr]   Downloaded polling v0.1.5
[INFO] [stderr]   Downloaded vec-arena v0.5.2
[INFO] [stderr]   Downloaded parking v1.0.6
[INFO] [stderr]   Downloaded async-io v0.1.11
[INFO] [stderr]   Downloaded async-executor v0.1.2
[INFO] [stderr]   Downloaded pad v0.1.6
[INFO] [stderr]   Downloaded fastrand v1.3.4
[INFO] [stderr]   Downloaded dlib v0.4.2
[INFO] [stderr]   Downloaded ctor v0.1.15
[INFO] [stderr]   Downloaded pico-args v0.3.4
[INFO] [stderr]   Downloaded range-alloc v0.1.1
[INFO] [stderr]   Downloaded atomic-waker v1.0.0
[INFO] [stderr]   Downloaded multitask v0.2.0
[INFO] [stderr]   Downloaded waker-fn v1.0.0
[INFO] [stderr]   Downloaded typed-arena v2.0.1
[INFO] [stderr]   Downloaded blocking v0.5.2
[INFO] [stderr]   Downloaded gfx-memory v0.2.0
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded gfx-descriptor v0.2.0
[INFO] [stderr]   Downloaded kv-log-macro v1.0.7
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.17
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.67
[INFO] [stderr]   Downloaded thiserror-impl v1.0.20
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.6
[INFO] [stderr]   Downloaded hibitset v0.6.3
[INFO] [stderr]   Downloaded thiserror v1.0.20
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.0
[INFO] [stderr]   Downloaded js-sys v0.3.44
[INFO] [stderr]   Downloaded libc v0.2.76
[INFO] [stderr]   Downloaded core-foundation v0.9.0
[INFO] [stderr]   Downloaded wgpu-types v0.6.0
[INFO] [stderr]   Downloaded spirv_cross v0.20.0
[INFO] [stderr]   Downloaded ndk v0.1.0
[INFO] [stderr]   Downloaded metal v0.20.0
[INFO] [stderr]   Downloaded tracing-log v0.1.1
[INFO] [stderr]   Downloaded web-sys v0.3.44
[INFO] [stderr]   Downloaded wgpu-core v0.6.0
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.6.1
[INFO] [stderr]   Downloaded derivative v2.1.1
[INFO] [stderr]   Downloaded cocoa v0.20.2
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded core-graphics-types v0.1.0
[INFO] [stderr]   Downloaded toml v0.5.6
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.6.6
[INFO] [stderr]   Downloaded libloading v0.6.3
[INFO] [stderr]   Downloaded async-std v1.6.3
[INFO] [stderr]   Downloaded ndk-sys v0.1.0
[INFO] [stderr]   Downloaded tracing-core v0.1.15
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.11
[INFO] [stderr]   Downloaded syn v1.0.39
[INFO] [stderr]   Downloaded serde v1.0.115
[INFO] [stderr]   Downloaded tracing-serde v0.1.1
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded wgpu v0.6.0
[INFO] [stderr]   Downloaded event-listener v2.4.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.67
[INFO] [stderr]   Downloaded ordered-float v1.1.0
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.6.2
[INFO] [stderr]   Downloaded rusttype v0.8.3
[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
[INFO] [stderr]   Downloaded tracing v0.1.19
[INFO] [stderr]   Downloaded chrono v0.4.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ef8c760c4c3d93b561a5b431502e92f4b4773aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f32cc8388fc2a424778e8f82aa43aab4197f4b7e402847f291717cb29111587
[INFO] running `Command { std: "docker" "start" "-a" "2f32cc8388fc2a424778e8f82aa43aab4197f4b7e402847f291717cb29111587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f32cc8388fc2a424778e8f82aa43aab4197f4b7e402847f291717cb29111587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f32cc8388fc2a424778e8f82aa43aab4197f4b7e402847f291717cb29111587", kill_on_drop: false }`
[INFO] [stdout] 2f32cc8388fc2a424778e8f82aa43aab4197f4b7e402847f291717cb29111587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ef8c760c4c3d93b561a5b431502e92f4b4773aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f848a600a7dfdcdc5b5839fa7a1e79af9607c657e68ddc4b45e13617ace6fdba
[INFO] running `Command { std: "docker" "start" "-a" "f848a600a7dfdcdc5b5839fa7a1e79af9607c657e68ddc4b45e13617ace6fdba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking fastrand v1.3.4
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking event-listener v2.4.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking vec-arena v0.5.2
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking tracing-core v0.1.15
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking async-mutex v1.1.5
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking wgpu-types v0.6.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[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,future-incompat --crate-type lib --emit=dep-info,metadata -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=dc17503f11bd0b3d -C extra-filename=-dc17503f11bd0b3d --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" "f848a600a7dfdcdc5b5839fa7a1e79af9607c657e68ddc4b45e13617ace6fdba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f848a600a7dfdcdc5b5839fa7a1e79af9607c657e68ddc4b45e13617ace6fdba", kill_on_drop: false }`
[INFO] [stdout] f848a600a7dfdcdc5b5839fa7a1e79af9607c657e68ddc4b45e13617ace6fdba