[INFO] cloning repository https://github.com/usagrada/learn-wgpu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/usagrada/learn-wgpu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusagrada%2Flearn-wgpu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusagrada%2Flearn-wgpu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdd925fc7ccd60575b06ac8824057e4309f2ebde
[INFO] checking usagrada/learn-wgpu against try#da4929024a7261062885cb3209c9d7fdc919d233 for pr-135536
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusagrada%2Flearn-wgpu" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/usagrada/learn-wgpu on toolchain da4929024a7261062885cb3209c9d7fdc919d233
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/usagrada/learn-wgpu
[INFO] finished tweaking git repo https://github.com/usagrada/learn-wgpu
[INFO] tweaked toml for git repo https://github.com/usagrada/learn-wgpu written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/usagrada/learn-wgpu 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" "+da4929024a7261062885cb3209c9d7fdc919d233" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking usagrada/learn-wgpu against try#da4929024a7261062885cb3209c9d7fdc919d233 for pr-135536
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusagrada%2Flearn-wgpu" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/usagrada/learn-wgpu on toolchain da4929024a7261062885cb3209c9d7fdc919d233
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/usagrada/learn-wgpu
[INFO] finished tweaking git repo https://github.com/usagrada/learn-wgpu
[INFO] tweaked toml for git repo https://github.com/usagrada/learn-wgpu written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/usagrada/learn-wgpu 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" "+da4929024a7261062885cb3209c9d7fdc919d233" "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 bytemuck v1.13.0
[INFO] [stderr]   Downloaded windows-targets v0.42.1
[INFO] [stderr]   Downloaded strict-num v0.1.0
[INFO] [stderr]   Downloaded is-terminal v0.4.3
[INFO] [stderr]   Downloaded num_enum_derive v0.5.9
[INFO] [stderr]   Downloaded simd-adler32 v0.3.4
[INFO] [stderr]   Downloaded pollster v0.3.0
[INFO] [stderr]   Downloaded redox_syscall v0.3.4
[INFO] [stderr]   Downloaded approx v0.4.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.5
[INFO] [stderr]   Downloaded spin v0.9.5
[INFO] [stderr]   Downloaded cgmath v0.18.0
[INFO] [stderr]   Downloaded zune-inflate v0.2.42
[INFO] [stderr]   Downloaded rayon-core v1.10.2
[INFO] [stderr]   Downloaded toml_edit v0.18.1
[INFO] [stderr]   Downloaded widestring v0.5.1
[INFO] [stderr]   Downloaded objc2 v0.3.0-beta.3
[INFO] [stderr]   Downloaded glow v0.12.0
[INFO] [stderr]   Downloaded wgpu v0.15.1
[INFO] [stderr]   Downloaded wgpu-core v0.15.1
[INFO] [stderr]   Downloaded ttf-parser v0.18.1
[INFO] [stderr]   Downloaded android-activity v0.4.0
[INFO] [stderr]   Downloaded exr v1.5.3
[INFO] [stderr]   Downloaded wgpu-hal v0.15.2
[INFO] [stderr]   Downloaded rustix v0.36.8
[INFO] [stderr]   Downloaded winit v0.28.1
[INFO] [stderr]   Downloaded tiny-skia v0.8.3
[INFO] [stderr]   Downloaded owned_ttf_parser v0.18.1
[INFO] [stderr]   Downloaded profiling v1.0.7
[INFO] [stderr]   Downloaded wgpu-types v0.15.1
[INFO] [stderr]   Downloaded sctk-adwaita v0.5.3
[INFO] [stderr]   Downloaded ash v0.37.2+1.3.238
[INFO] [stderr]   Downloaded calloop v0.10.5
[INFO] [stderr]   Downloaded hassle-rs v0.9.0
[INFO] [stderr]   Downloaded naga v0.11.0
[INFO] [stderr]   Downloaded tiny-skia-path v0.8.3
[INFO] [stderr]   Downloaded env_logger v0.10.0
[INFO] [stderr]   Downloaded d3d12 v0.6.0
[INFO] [stderr]   Downloaded bytemuck_derive v1.4.0
[INFO] [stderr]   Downloaded toml_datetime v0.5.1
[INFO] [stderr]   Downloaded num_enum v0.5.9
[INFO] [stderr]   Downloaded proc-macro-crate v1.3.0
[INFO] [stderr]   Downloaded raw-window-handle v0.5.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.20
[INFO] [stderr]   Downloaded gimli v0.27.1
[INFO] [stderr]   Downloaded orbclient v0.3.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c695be66eec87b8e54bb7d04a3c030c0934a9c9fd7f9b12d4f5a6b13bbba719f
[INFO] running `Command { std: "docker" "start" "-a" "c695be66eec87b8e54bb7d04a3c030c0934a9c9fd7f9b12d4f5a6b13bbba719f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c695be66eec87b8e54bb7d04a3c030c0934a9c9fd7f9b12d4f5a6b13bbba719f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c695be66eec87b8e54bb7d04a3c030c0934a9c9fd7f9b12d4f5a6b13bbba719f", kill_on_drop: false }`
[INFO] [stdout] c695be66eec87b8e54bb7d04a3c030c0934a9c9fd7f9b12d4f5a6b13bbba719f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ddbfd2c2f323cf911bf9974bd81dceb3e5f9b0c547e9726bc474b3c5ab1a79a
[INFO] running `Command { std: "docker" "start" "-a" "8ddbfd2c2f323cf911bf9974bd81dceb3e5f9b0c547e9726bc474b3c5ab1a79a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8ddbfd2c2f323cf911bf9974bd81dceb3e5f9b0c547e9726bc474b3c5ab1a79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ddbfd2c2f323cf911bf9974bd81dceb3e5f9b0c547e9726bc474b3c5ab1a79a", kill_on_drop: false }`
[INFO] [stdout] 8ddbfd2c2f323cf911bf9974bd81dceb3e5f9b0c547e9726bc474b3c5ab1a79a