[INFO] cloning repository https://github.com/tibomogul/dungeon-encounters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tibomogul/dungeon-encounters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftibomogul%2Fdungeon-encounters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftibomogul%2Fdungeon-encounters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20751e5038064b77018e02ecacf3f0871384210f
[INFO] checking tibomogul/dungeon-encounters against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftibomogul%2Fdungeon-encounters" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tibomogul/dungeon-encounters 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/tibomogul/dungeon-encounters
[INFO] finished tweaking git repo https://github.com/tibomogul/dungeon-encounters
[INFO] tweaked toml for git repo https://github.com/tibomogul/dungeon-encounters written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tibomogul/dungeon-encounters 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 crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking tibomogul/dungeon-encounters against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftibomogul%2Fdungeon-encounters" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tibomogul/dungeon-encounters 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/tibomogul/dungeon-encounters
[INFO] finished tweaking git repo https://github.com/tibomogul/dungeon-encounters
[INFO] tweaked toml for git repo https://github.com/tibomogul/dungeon-encounters written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tibomogul/dungeon-encounters 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ron v0.6.1
[INFO] [stderr]   Downloaded legion_codegen v0.3.0
[INFO] [stderr]   Downloaded erased-serde v0.3.24
[INFO] [stderr]   Downloaded glutin_glx_sys v0.1.8
[INFO] [stderr]   Downloaded wasm-timer v0.1.3
[INFO] [stderr]   Downloaded ndk-glue v0.5.2
[INFO] [stderr]   Downloaded ndk-macro v0.3.0
[INFO] [stderr]   Downloaded glutin_gles2_sys v0.1.5
[INFO] [stderr]   Downloaded bracket-algorithm-traits v0.8.7
[INFO] [stderr]   Downloaded bracket-rex v0.8.7
[INFO] [stderr]   Downloaded proc-macro-crate v1.2.1
[INFO] [stderr]   Downloaded memmap2 v0.3.1
[INFO] [stderr]   Downloaded raw-window-handle v0.4.3
[INFO] [stderr]   Downloaded glutin_egl_sys v0.1.6
[INFO] [stderr]   Downloaded bracket-pathfinding v0.8.7
[INFO] [stderr]   Downloaded bracket-noise v0.8.7
[INFO] [stderr]   Downloaded bracket-color v0.8.7
[INFO] [stderr]   Downloaded bracket-embedding v0.8.7
[INFO] [stderr]   Downloaded glow v0.11.2
[INFO] [stderr]   Downloaded ndk-sys v0.2.2
[INFO] [stderr]   Downloaded expat-sys v2.1.6
[INFO] [stderr]   Downloaded winit v0.26.1
[INFO] [stderr]   Downloaded winit v0.27.5
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.4
[INFO] [stderr]   Downloaded tiny-skia v0.7.0
[INFO] [stderr]   Downloaded calloop v0.9.3
[INFO] [stderr]   Downloaded nix v0.22.3
[INFO] [stderr]   Downloaded servo-fontconfig-sys v5.1.0
[INFO] [stderr]   Downloaded bracket-terminal v0.8.7
[INFO] [stderr]   Downloaded freetype-rs v0.26.0
[INFO] [stderr]   Downloaded object-pool v0.5.4
[INFO] [stderr]   Downloaded glutin v0.29.1
[INFO] [stderr]   Downloaded safe_arch v0.6.0
[INFO] [stderr]   Downloaded wide v0.7.5
[INFO] [stderr]   Downloaded bracket-lib v0.8.7
[INFO] [stderr]   Downloaded ultraviolet v0.9.0
[INFO] [stderr]   Downloaded darling_core v0.13.4
[INFO] [stderr]   Downloaded tiny-skia-path v0.7.0
[INFO] [stderr]   Downloaded x11-dl v2.20.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.4
[INFO] [stderr]   Downloaded crossfont v0.5.1
[INFO] [stderr]   Downloaded bracket-random v0.8.7
[INFO] [stderr]   Downloaded bracket-geometry v0.8.7
[INFO] [stderr]   Downloaded ndk v0.5.0
[INFO] [stderr]   Downloaded darling v0.13.4
[INFO] [stderr]   Downloaded servo-fontconfig v0.5.1
[INFO] [stderr]   Downloaded sctk-adwaita v0.4.3
[INFO] [stderr]   Downloaded glutin_wgl_sys v0.1.5
[INFO] [stderr]   Downloaded wayland-egl v0.29.5
[INFO] [stderr]   Downloaded send_wrapper v0.2.0
[INFO] [stderr]   Downloaded ndk-glue v0.7.0
[INFO] [stderr]   Downloaded darling_macro v0.13.4
[INFO] [stderr]   Downloaded foreign-types-macros v0.2.2
[INFO] [stderr]   Downloaded legion v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6172023a4ac3683d4bee77a90ab34284feb4a59165918c37549089d19ee269b9
[INFO] running `Command { std: "docker" "start" "-a" "6172023a4ac3683d4bee77a90ab34284feb4a59165918c37549089d19ee269b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6172023a4ac3683d4bee77a90ab34284feb4a59165918c37549089d19ee269b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6172023a4ac3683d4bee77a90ab34284feb4a59165918c37549089d19ee269b9", kill_on_drop: false }`
[INFO] [stdout] 6172023a4ac3683d4bee77a90ab34284feb4a59165918c37549089d19ee269b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ea2d750d852fe57e171ac1dc6866c8e2754f27e7c76ade057fa93f3a81e0aaf7
[INFO] running `Command { std: "docker" "start" "-a" "ea2d750d852fe57e171ac1dc6866c8e2754f27e7c76ade057fa93f3a81e0aaf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.6.2/src/inflate/core.rs:1107:9
[INFO] [stdout]      |
[INFO] [stdout] 1107 | /         match state {
[INFO] [stdout] 1108 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1109 | |                 l.bit_buf = 0;
[INFO] [stdout] 1110 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1640 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1641 | |         };
[INFO] [stdout]      | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[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 `miniz_oxide` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ea2d750d852fe57e171ac1dc6866c8e2754f27e7c76ade057fa93f3a81e0aaf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea2d750d852fe57e171ac1dc6866c8e2754f27e7c76ade057fa93f3a81e0aaf7", kill_on_drop: false }`
[INFO] [stdout] ea2d750d852fe57e171ac1dc6866c8e2754f27e7c76ade057fa93f3a81e0aaf7