[INFO] cloning repository https://github.com/A-J-V/HandsOnRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/A-J-V/HandsOnRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA-J-V%2FHandsOnRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA-J-V%2FHandsOnRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65ff624571f60dda4aa4f634af30c93ea127fdf0
[INFO] checking A-J-V/HandsOnRust against master#5a45ab9738330fb317d49e3594c2db5248b1e971 for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA-J-V%2FHandsOnRust" "/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/A-J-V/HandsOnRust on toolchain 5a45ab9738330fb317d49e3594c2db5248b1e971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/A-J-V/HandsOnRust
[INFO] finished tweaking git repo https://github.com/A-J-V/HandsOnRust
[INFO] tweaked toml for git repo https://github.com/A-J-V/HandsOnRust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/A-J-V/HandsOnRust 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" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.40
[INFO] [stderr]   Downloaded serde_derive v1.0.115
[INFO] [stderr]   Downloaded thiserror-impl v1.0.40
[INFO] [stderr]   Downloaded legion_codegen v0.3.0
[INFO] [stderr]   Downloaded wayland-sys v0.29.5
[INFO] [stderr]   Downloaded wayland-cursor v0.29.5
[INFO] [stderr]   Downloaded ndk-glue v0.5.2
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.86
[INFO] [stderr]   Downloaded glutin v0.29.1
[INFO] [stderr]   Downloaded bracket-rex v0.8.7
[INFO] [stderr]   Downloaded wasm-timer v0.1.3
[INFO] [stderr]   Downloaded ndk-context v0.1.1
[INFO] [stderr]   Downloaded wayland-egl v0.29.5
[INFO] [stderr]   Downloaded simd-adler32 v0.3.5
[INFO] [stderr]   Downloaded sctk-adwaita v0.4.3
[INFO] [stderr]   Downloaded wayland-commons v0.29.5
[INFO] [stderr]   Downloaded tokio-executor v0.1.10
[INFO] [stderr]   Downloaded memmap2 v0.3.1
[INFO] [stderr]   Downloaded glutin_wgl_sys v0.1.5
[INFO] [stderr]   Downloaded osmesa-sys v0.1.2
[INFO] [stderr]   Downloaded bracket-embedding v0.8.7
[INFO] [stderr]   Downloaded shared_library v0.1.9
[INFO] [stderr]   Downloaded bracket-random v0.8.7
[INFO] [stderr]   Downloaded bracket-noise v0.8.7
[INFO] [stderr]   Downloaded gl_generator v0.14.0
[INFO] [stderr]   Downloaded anyhow v1.0.71
[INFO] [stderr]   Downloaded toml_edit v0.19.10
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.4
[INFO] [stderr]   Downloaded winnow v0.4.6
[INFO] [stderr]   Downloaded rayon v1.7.0
[INFO] [stderr]   Downloaded aho-corasick v1.0.1
[INFO] [stderr]   Downloaded tiny-skia v0.7.0
[INFO] [stderr]   Downloaded wayland-protocols v0.29.5
[INFO] [stderr]   Downloaded nix v0.22.3
[INFO] [stderr]   Downloaded image v0.24.6
[INFO] [stderr]   Downloaded regex v1.8.3
[INFO] [stderr]   Downloaded ndk-sys v0.4.1+23.1.7779620
[INFO] [stderr]   Downloaded nix v0.25.1
[INFO] [stderr]   Downloaded winit v0.26.1
[INFO] [stderr]   Downloaded regex-syntax v0.7.2
[INFO] [stderr]   Downloaded winit v0.27.5
[INFO] [stderr]   Downloaded nix v0.24.3
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.86
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.16.0
[INFO] [stderr]   Downloaded bumpalo v3.13.0
[INFO] [stderr]   Downloaded freetype-rs v0.26.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.8
[INFO] [stderr]   Downloaded rayon-core v1.11.0
[INFO] [stderr]   Downloaded expat-sys v2.1.6
[INFO] [stderr]   Downloaded khronos_api v3.1.0
[INFO] [stderr]   Downloaded legion v0.3.1
[INFO] [stderr]   Downloaded bracket-color v0.8.7
[INFO] [stderr]   Downloaded wide v0.7.9
[INFO] [stderr]   Downloaded ndk v0.5.0
[INFO] [stderr]   Downloaded cc v1.0.79
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] [stderr]   Downloaded flate2 v1.0.26
[INFO] [stderr]   Downloaded png v0.17.8
[INFO] [stderr]   Downloaded web-sys v0.3.63
[INFO] [stderr]   Downloaded safe_arch v0.5.2
[INFO] [stderr]   Downloaded jpeg-decoder v0.3.0
[INFO] [stderr]   Downloaded x11-dl v2.21.0
[INFO] [stderr]   Downloaded js-sys v0.3.63
[INFO] [stderr]   Downloaded once_cell v1.17.2
[INFO] [stderr]   Downloaded serde v1.0.115
[INFO] [stderr]   Downloaded safe_arch v0.6.0
[INFO] [stderr]   Downloaded ndk v0.7.0
[INFO] [stderr]   Downloaded darling_core v0.13.4
[INFO] [stderr]   Downloaded crossfont v0.5.1
[INFO] [stderr]   Downloaded wayland-client v0.29.5
[INFO] [stderr]   Downloaded xml-rs v0.8.14
[INFO] [stderr]   Downloaded log v0.4.18
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.14
[INFO] [stderr]   Downloaded ron v0.6.1
[INFO] [stderr]   Downloaded bracket-pathfinding v0.8.7
[INFO] [stderr]   Downloaded bracket-geometry v0.8.7
[INFO] [stderr]   Downloaded ultraviolet v0.9.1
[INFO] [stderr]   Downloaded calloop v0.9.3
[INFO] [stderr]   Downloaded cocoa v0.24.1
[INFO] [stderr]   Downloaded servo-fontconfig v0.5.1
[INFO] [stderr]   Downloaded fdeflate v0.3.0
[INFO] [stderr]   Downloaded tiny-skia-path v0.7.0
[INFO] [stderr]   Downloaded calloop v0.10.5
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.15
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded tokio-timer v0.2.13
[INFO] [stderr]   Downloaded foreign-types-macros v0.2.3
[INFO] [stderr]   Downloaded bracket-algorithm-traits v0.8.7
[INFO] [stderr]   Downloaded num_enum_derive v0.5.11
[INFO] [stderr]   Downloaded num_enum v0.5.11
[INFO] [stderr]   Downloaded darling v0.13.4
[INFO] [stderr]   Downloaded foreign-types v0.5.0
[INFO] [stderr]   Downloaded erased-serde v0.3.25
[INFO] [stderr]   Downloaded ndk-glue v0.7.0
[INFO] [stderr]   Downloaded cocoa-foundation v0.1.1
[INFO] [stderr]   Downloaded wio v0.2.2
[INFO] [stderr]   Downloaded dwrote v0.11.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.86
[INFO] [stderr]   Downloaded toml_datetime v0.6.2
[INFO] [stderr]   Downloaded raw-window-handle v0.4.3
[INFO] [stderr]   Downloaded raw-window-handle v0.5.2
[INFO] [stderr]   Downloaded core-text v19.2.0
[INFO] [stderr]   Downloaded scoped-tls v1.0.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.86
[INFO] [stderr]   Downloaded paste v1.0.12
[INFO] [stderr]   Downloaded either v1.8.1
[INFO] [stderr]   Downloaded wayland-scanner v0.29.5
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.3
[INFO] [stderr]   Downloaded darling_macro v0.13.4
[INFO] [stderr]   Downloaded foreign-types-shared v0.3.1
[INFO] [stderr]   Downloaded cgl v0.3.2
[INFO] [stderr]   Downloaded glutin_egl_sys v0.1.6
[INFO] [stderr]   Downloaded glutin_gles2_sys v0.1.5
[INFO] [stderr]   Downloaded glutin_glx_sys v0.1.8
[INFO] [stderr]   Downloaded send_wrapper v0.2.0
[INFO] [stderr]   Downloaded servo-fontconfig-sys v5.1.0
[INFO] [stderr]   Downloaded ndk-macro v0.3.0
[INFO] [stderr]   Downloaded freetype-sys v0.13.1
[INFO] [stderr]   Downloaded bracket-terminal v0.8.7
[INFO] [stderr]   Downloaded object-pool v0.5.4
[INFO] [stderr]   Downloaded bracket-lib v0.8.7
[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 588536d7cc93c934343245750e3c7df3ffa5faad555939164732e4196ec0b868
[INFO] running `Command { std: "docker" "start" "-a" "588536d7cc93c934343245750e3c7df3ffa5faad555939164732e4196ec0b868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "588536d7cc93c934343245750e3c7df3ffa5faad555939164732e4196ec0b868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "588536d7cc93c934343245750e3c7df3ffa5faad555939164732e4196ec0b868", kill_on_drop: false }`
[INFO] [stdout] 588536d7cc93c934343245750e3c7df3ffa5faad555939164732e4196ec0b868
[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38bd8c7917dd84b7fcb2979c01bddf5aa27fe7c3d9a27e14c14cc60221550657
[INFO] running `Command { std: "docker" "start" "-a" "38bd8c7917dd84b7fcb2979c01bddf5aa27fe7c3d9a27e14c14cc60221550657", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling xml-rs v0.8.14
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling crossfont v0.5.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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 memoffset v0.8.0
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking tiny-skia-path v0.7.0
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[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" "38bd8c7917dd84b7fcb2979c01bddf5aa27fe7c3d9a27e14c14cc60221550657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38bd8c7917dd84b7fcb2979c01bddf5aa27fe7c3d9a27e14c14cc60221550657", kill_on_drop: false }`
[INFO] [stdout] 38bd8c7917dd84b7fcb2979c01bddf5aa27fe7c3d9a27e14c14cc60221550657
