[INFO] cloning repository https://github.com/FreeFull/minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreeFull/minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFull%2Fminesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFull%2Fminesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd415b59469370443c760778e406f0b02b16109f
[INFO] checking FreeFull/minesweeper against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFull%2Fminesweeper" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeFull/minesweeper on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FreeFull/minesweeper
[INFO] finished tweaking git repo https://github.com/FreeFull/minesweeper
[INFO] tweaked toml for git repo https://github.com/FreeFull/minesweeper written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeFull/minesweeper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/geom3trik/tuix.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/geom3trik/morphorm`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libloading v0.7.1
[INFO] [stderr]   Downloaded ouroboros v0.12.0
[INFO] [stderr]   Downloaded rgb v0.8.29
[INFO] [stderr]   Downloaded ouroboros_macro v0.12.0
[INFO] [stderr]   Downloaded imgref v1.9.1
[INFO] [stderr]   Downloaded minimal-lexical v0.1.4
[INFO] [stderr]   Downloaded glow v0.11.0
[INFO] [stderr]   Downloaded femtovg v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a939fc595097ab3c1c3d2232a570a0c5ec157fbdfefe9d0d34546b85ac53c2bc
[INFO] running `Command { std: "docker" "start" "-a" "a939fc595097ab3c1c3d2232a570a0c5ec157fbdfefe9d0d34546b85ac53c2bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a939fc595097ab3c1c3d2232a570a0c5ec157fbdfefe9d0d34546b85ac53c2bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a939fc595097ab3c1c3d2232a570a0c5ec157fbdfefe9d0d34546b85ac53c2bc", kill_on_drop: false }`
[INFO] [stdout] a939fc595097ab3c1c3d2232a570a0c5ec157fbdfefe9d0d34546b85ac53c2bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcf8a46068972251f95e0ddf8376602d5f0b149f8ae095aad0df645bf3ff20ae
[INFO] running `Command { std: "docker" "start" "-a" "dcf8a46068972251f95e0ddf8376602d5f0b149f8ae095aad0df645bf3ff20ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking libloading v0.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking minimal-lexical v0.1.4
[INFO] [stderr]    Compiling unicode-general-category v0.4.0
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking xdg v2.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking unicode-script v0.5.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]     Checking unicode-ccc v0.1.2
[INFO] [stderr]     Checking ttf-parser v0.12.3
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking rgb v0.8.29
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]     Checking rustybuzz v0.4.0
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking imgref v1.9.1
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking lru v0.6.6
[INFO] [stderr]     Checking glow v0.11.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking morphorm v0.2.0 (https://github.com/geom3trik/morphorm#df4129d0)
[INFO] [stderr]     Checking keyboard-types v0.5.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling ouroboros_macro v0.12.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling tuix_derive v0.2.0 (https://github.com/geom3trik/tuix.git#a195db36)
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking ouroboros v0.12.0
[INFO] [stderr]     Checking femtovg v0.2.8
[INFO] [stderr]     Checking tuix_core v0.2.0 (https://github.com/geom3trik/tuix.git#a195db36)
[INFO] [stderr]     Checking tuix_widgets v0.2.0 (https://github.com/geom3trik/tuix.git#a195db36)
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking glutin v0.27.0
[INFO] [stderr]     Checking tuix_glutin v0.2.0 (https://github.com/geom3trik/tuix.git#a195db36)
[INFO] [stderr]     Checking tuix_internal v0.2.0 (https://github.com/geom3trik/tuix.git#a195db36)
[INFO] [stderr]     Checking tuix v0.2.0 (https://github.com/geom3trik/tuix.git#a195db36)
[INFO] [stderr]     Checking minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.95s
[INFO] running `Command { std: "docker" "inspect" "dcf8a46068972251f95e0ddf8376602d5f0b149f8ae095aad0df645bf3ff20ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcf8a46068972251f95e0ddf8376602d5f0b149f8ae095aad0df645bf3ff20ae", kill_on_drop: false }`
[INFO] [stdout] dcf8a46068972251f95e0ddf8376602d5f0b149f8ae095aad0df645bf3ff20ae
[INFO] checking FreeFull/minesweeper against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFull%2Fminesweeper" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeFull/minesweeper on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FreeFull/minesweeper
[INFO] finished tweaking git repo https://github.com/FreeFull/minesweeper
[INFO] tweaked toml for git repo https://github.com/FreeFull/minesweeper written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeFull/minesweeper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d66bb3b35dcea0ef5eb36fe8cd514bd092970ea9d34d56b9109b0ecee6b693c
[INFO] running `Command { std: "docker" "start" "-a" "5d66bb3b35dcea0ef5eb36fe8cd514bd092970ea9d34d56b9109b0ecee6b693c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d66bb3b35dcea0ef5eb36fe8cd514bd092970ea9d34d56b9109b0ecee6b693c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d66bb3b35dcea0ef5eb36fe8cd514bd092970ea9d34d56b9109b0ecee6b693c", kill_on_drop: false }`
[INFO] [stdout] 5d66bb3b35dcea0ef5eb36fe8cd514bd092970ea9d34d56b9109b0ecee6b693c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11b93dd0d37a4ba3a470665e5b58ba566da97cb3489b2464b9bd14885eb0982c
[INFO] running `Command { std: "docker" "start" "-a" "11b93dd0d37a4ba3a470665e5b58ba566da97cb3489b2464b9bd14885eb0982c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking libloading v0.7.1
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.5/src/sync/parker.rs:364:25
[INFO] [stdout]     |
[INFO] [stdout] 364 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 365 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 366 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 367 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "11b93dd0d37a4ba3a470665e5b58ba566da97cb3489b2464b9bd14885eb0982c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11b93dd0d37a4ba3a470665e5b58ba566da97cb3489b2464b9bd14885eb0982c", kill_on_drop: false }`
[INFO] [stdout] 11b93dd0d37a4ba3a470665e5b58ba566da97cb3489b2464b9bd14885eb0982c