[INFO] cloning repository https://github.com/Gojodzojo/turing-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gojodzojo/turing-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGojodzojo%2Fturing-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGojodzojo%2Fturing-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9542e1c66e46f73938545f446f93039b4f4bcde6
[INFO] checking Gojodzojo/turing-machine against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGojodzojo%2Fturing-machine" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Gojodzojo/turing-machine
[INFO] finished tweaking git repo https://github.com/Gojodzojo/turing-machine
[INFO] tweaked toml for git repo https://github.com/Gojodzojo/turing-machine written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Gojodzojo/turing-machine on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Gojodzojo/turing-machine 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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_macros v0.11.1
[INFO] [stderr]   Downloaded rfd v0.10.0
[INFO] [stderr]   Downloaded clipboard_x11 v0.4.0
[INFO] [stderr]   Downloaded iced_glutin v0.6.0
[INFO] [stderr]   Downloaded iced_futures v0.5.1
[INFO] [stderr]   Downloaded iced_glow v0.6.0
[INFO] [stderr]   Downloaded const-str v0.5.3
[INFO] [stderr]   Downloaded glyph_brush v0.7.5
[INFO] [stderr]   Downloaded glow_glyph v0.5.1
[INFO] [stderr]   Downloaded wgpu_glyph v0.18.0
[INFO] [stderr]   Downloaded iced_graphics v0.6.0
[INFO] [stderr]   Downloaded iced_native v0.8.0
[INFO] [stderr]   Downloaded calloop v0.10.4
[INFO] [stderr]   Downloaded ouroboros_macro v0.13.0
[INFO] [stderr]   Downloaded iced_wgpu v0.8.0
[INFO] [stderr]   Downloaded exr v1.5.2
[INFO] [stderr]   Downloaded window_clipboard v0.2.3
[INFO] [stderr]   Downloaded find-crate v0.6.3
[INFO] [stderr]   Downloaded palette v0.6.1
[INFO] [stderr]   Downloaded webbrowser v0.8.4
[INFO] [stderr]   Downloaded clipboard_wayland v0.2.0
[INFO] [stderr]   Downloaded iced_winit v0.7.0
[INFO] [stderr]   Downloaded iced_core v0.7.0
[INFO] [stderr]   Downloaded iced_style v0.6.0
[INFO] [stderr]   Downloaded ouroboros v0.13.0
[INFO] [stderr]   Downloaded iced_lazy v0.4.0
[INFO] [stderr]   Downloaded naga v0.10.0
[INFO] [stderr]   Downloaded ash v0.37.1+1.3.235
[INFO] [stderr]   Downloaded iced v0.7.0
[INFO] [stderr]   Downloaded palette_derive v0.6.1
[INFO] [stderr]   Downloaded phf_generator v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f33f030b9e8cb62a0a23b78a8da2ce3c717535a697dee60bfe4d6d4cdb55ea2
[INFO] running `Command { std: "docker" "start" "-a" "7f33f030b9e8cb62a0a23b78a8da2ce3c717535a697dee60bfe4d6d4cdb55ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f33f030b9e8cb62a0a23b78a8da2ce3c717535a697dee60bfe4d6d4cdb55ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f33f030b9e8cb62a0a23b78a8da2ce3c717535a697dee60bfe4d6d4cdb55ea2", kill_on_drop: false }`
[INFO] [stdout] 7f33f030b9e8cb62a0a23b78a8da2ce3c717535a697dee60bfe4d6d4cdb55ea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2710f1375fe8d376f0f1631d06083b194992aee8000c9e3ff1039cb1dd3406f3
[INFO] running `Command { std: "docker" "start" "-a" "2710f1375fe8d376f0f1631d06083b194992aee8000c9e3ff1039cb1dd3406f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling cfg-expr v0.11.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking either v1.8.0
[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" "2710f1375fe8d376f0f1631d06083b194992aee8000c9e3ff1039cb1dd3406f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2710f1375fe8d376f0f1631d06083b194992aee8000c9e3ff1039cb1dd3406f3", kill_on_drop: false }`
[INFO] [stdout] 2710f1375fe8d376f0f1631d06083b194992aee8000c9e3ff1039cb1dd3406f3
