[INFO] fetching crate bracket-terminal 0.8.7...
[INFO] testing bracket-terminal-0.8.7 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate bracket-terminal 0.8.7 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate bracket-terminal 0.8.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate bracket-terminal 0.8.7
[INFO] tweaked toml for crates.io crate bracket-terminal 0.8.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bracket-terminal 0.8.7 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bracket-terminal 0.8.7 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded calloop v0.10.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.46
[INFO] [stderr]   Downloaded tiny-skia-path v0.7.0
[INFO] [stderr]   Downloaded sctk-adwaita v0.4.2
[INFO] [stderr]   Downloaded calloop v0.9.3
[INFO] [stderr]   Downloaded glutin v0.29.1
[INFO] [stderr]   Downloaded raw-window-handle v0.5.0
[INFO] [stderr]   Downloaded x11-dl v2.20.0
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[INFO] [stderr]   Downloaded inplace_it v0.3.5
[INFO] [stderr]   Downloaded ndk v0.5.0
[INFO] [stderr]   Downloaded foreign-types-macros v0.2.2
[INFO] [stderr]   Downloaded crossfont v0.5.0
[INFO] [stderr]   Downloaded bytemuck v1.12.1
[INFO] [stderr]   Downloaded bracket-algorithm-traits v0.8.7
[INFO] [stderr]   Downloaded renderdoc-sys v0.7.1
[INFO] [stderr]   Downloaded bracket-rex v0.8.7
[INFO] [stderr]   Downloaded wayland-egl v0.29.5
[INFO] [stderr]   Downloaded bracket-geometry v0.8.7
[INFO] [stderr]   Downloaded bracket-color v0.8.7
[INFO] [stderr]   Downloaded bracket-pathfinding v0.8.7
[INFO] [stderr]   Downloaded bracket-random v0.8.7
[INFO] [stderr]   Downloaded bracket-noise v0.8.7
[INFO] [stderr]   Downloaded ndk-glue v0.5.2
[INFO] [stderr]   Downloaded ndk-sys v0.4.0
[INFO] [stderr]   Downloaded serde v1.0.145
[INFO] [stderr]   Downloaded wgpu-hal v0.13.2
[INFO] [stderr]   Downloaded wgpu-core v0.13.2
[INFO] [stderr]   Downloaded wgpu v0.13.1
[INFO] [stderr]   Downloaded libc v0.2.134
[INFO] [stderr]   Downloaded png v0.17.6
[INFO] [stderr]   Downloaded glow v0.11.2
[INFO] [stderr]   Downloaded wide v0.7.4
[INFO] [stderr]   Downloaded pdcurses-sys v0.7.1
[INFO] [stderr]   Downloaded ash v0.37.0+1.3.209
[INFO] [stderr]   Downloaded tiny-skia v0.7.0
[INFO] [stderr]   Downloaded syn v1.0.101
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.11
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[INFO] [stderr]   Downloaded crossterm_winapi v0.9.0
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[INFO] [stderr]   Downloaded ctrlc v3.2.3
[INFO] [stderr]   Downloaded ncurses v5.101.0
[INFO] [stderr]   Downloaded winreg v0.5.1
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[INFO] [stderr]   Downloaded wgpu-types v0.13.2
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[INFO] [stderr]   Downloaded ndk-macro v0.3.0
[INFO] [stderr]   Downloaded image v0.24.4
[INFO] [stderr]   Downloaded object-pool v0.5.4
[INFO] [stderr]   Downloaded bracket-embedding v0.8.7
[INFO] [stderr]   Downloaded nix v0.25.0
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[INFO] [stderr]   Downloaded winit v0.27.3
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75bcfbcb516d8f5f215c428112e4f503283d6ce0d83495f3c0d24c43997b0c27
[INFO] running `Command { std: "docker" "start" "-a" "75bcfbcb516d8f5f215c428112e4f503283d6ce0d83495f3c0d24c43997b0c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75bcfbcb516d8f5f215c428112e4f503283d6ce0d83495f3c0d24c43997b0c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75bcfbcb516d8f5f215c428112e4f503283d6ce0d83495f3c0d24c43997b0c27", kill_on_drop: false }`
[INFO] [stdout] 75bcfbcb516d8f5f215c428112e4f503283d6ce0d83495f3c0d24c43997b0c27
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5386a2fc54377bdce70fb8e28364dfba3c0dba05d7c92118915c4abfa2c8e789
[INFO] running `Command { std: "docker" "start" "-a" "5386a2fc54377bdce70fb8e28364dfba3c0dba05d7c92118915c4abfa2c8e789", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling bytemuck v1.12.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.46/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 dlib v0.5.0
[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" "5386a2fc54377bdce70fb8e28364dfba3c0dba05d7c92118915c4abfa2c8e789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5386a2fc54377bdce70fb8e28364dfba3c0dba05d7c92118915c4abfa2c8e789", kill_on_drop: false }`
[INFO] [stdout] 5386a2fc54377bdce70fb8e28364dfba3c0dba05d7c92118915c4abfa2c8e789