[INFO] cloning repository https://github.com/emilfahlgren/RustPlayground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emilfahlgren/RustPlayground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilfahlgren%2FRustPlayground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilfahlgren%2FRustPlayground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef5b770869557196c10d8f4ef7ac4556d27f3e54
[INFO] checking emilfahlgren/RustPlayground against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilfahlgren%2FRustPlayground" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/emilfahlgren/RustPlayground
[INFO] finished tweaking git repo https://github.com/emilfahlgren/RustPlayground
[INFO] tweaked toml for git repo https://github.com/emilfahlgren/RustPlayground written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/emilfahlgren/RustPlayground on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/emilfahlgren/RustPlayground 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "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 spin_on v0.1.1
[INFO] [stderr]   Downloaded slint-build v1.5.1
[INFO] [stderr]   Downloaded strum_macros v0.26.2
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[INFO] [stderr]   Downloaded fontconfig-parser v0.5.6
[INFO] [stderr]   Downloaded lyon_extra v1.0.1
[INFO] [stderr]   Downloaded lyon_path v1.0.4
[INFO] [stderr]   Downloaded vtable-macro v0.2.0
[INFO] [stderr]   Downloaded resvg v0.40.0
[INFO] [stderr]   Downloaded css-color-parser2 v1.0.1
[INFO] [stderr]   Downloaded pin-weak v1.1.0
[INFO] [stderr]   Downloaded lyon_geom v1.0.5
[INFO] [stderr]   Downloaded const-field-offset v0.1.5
[INFO] [stderr]   Downloaded slint-macros v1.5.1
[INFO] [stderr]   Downloaded codemap-diagnostic v0.1.2
[INFO] [stderr]   Downloaded vtable v0.2.0
[INFO] [stderr]   Downloaded scoped-tls-hkt v0.1.4
[INFO] [stderr]   Downloaded i-slint-renderer-femtovg v1.5.1
[INFO] [stderr]   Downloaded usvg v0.40.0
[INFO] [stderr]   Downloaded derive_utils v0.14.1
[INFO] [stderr]   Downloaded lyon_algorithms v1.0.4
[INFO] [stderr]   Downloaded i-slint-core-macros v1.5.1
[INFO] [stderr]   Downloaded clru v0.6.1
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[INFO] [stderr]   Downloaded i-slint-compiler v1.5.1
[INFO] [stderr]   Downloaded i-slint-backend-winit v1.5.1
[INFO] [stderr]   Downloaded rustybuzz v0.12.1
[INFO] [stderr]   Downloaded slint v1.5.1
[INFO] [stderr]   Downloaded rustybuzz v0.13.0
[INFO] [stderr]   Downloaded i-slint-core v1.5.1
[INFO] [stderr]   Downloaded femtovg v0.9.0
[INFO] [stderr]   Downloaded softbuffer v0.3.4
[INFO] [stderr]   Downloaded tiny-xlib v0.2.2
[INFO] [stderr]   Downloaded i-slint-renderer-skia v1.5.1
[INFO] [stderr]   Downloaded skia-safe v0.71.0
[INFO] [stderr]   Downloaded xattr v1.3.1
[INFO] [stderr]   Downloaded tar v0.4.40
[INFO] [stderr]   Downloaded skia-bindings v0.71.0
[INFO] [stderr]   Downloaded prettyplease v0.2.17
[INFO] [stderr]   Downloaded cfg_aliases v0.2.0
[INFO] [stderr]   Downloaded windows-result v0.1.0
[INFO] [stderr]   Downloaded accesskit_consumer v0.17.1
[INFO] [stderr]   Downloaded accesskit_unix v0.7.5
[INFO] [stderr]   Downloaded accesskit_winit v0.18.7
[INFO] [stderr]   Downloaded accesskit_windows v0.16.4
[INFO] [stderr]   Downloaded i-slint-common v1.5.1
[INFO] [stderr] warning: spurious network error (3 tries remaining): failed to get successful HTTP response from `https://static.crates.io/crates/const-field-offset-macro/0.1.5/download` (151.101.2.137), got 500
[INFO] [stderr] body:
[INFO] [stderr] error sending request: generic send error: Error occurred processing send to backend us-west-1
[INFO] [stderr]   Downloaded objc2-encode v4.0.0
[INFO] [stderr]   Downloaded accesskit_atspi_common v0.2.0
[INFO] [stderr]   Downloaded accesskit_macos v0.11.1
[INFO] [stderr]   Downloaded objc2 v0.5.0
[INFO] [stderr]   Downloaded icrate v0.1.0
[INFO] [stderr]   Downloaded block2 v0.4.0
[INFO] [stderr]   Downloaded gbm v0.12.0
[INFO] [stderr]   Downloaded drm-ffi v0.5.0
[INFO] [stderr]   Downloaded cpp_macros v0.5.9
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[INFO] [stderr]   Downloaded gbm-sys v0.2.2
[INFO] [stderr]   Downloaded drm v0.9.0
[INFO] [stderr]   Downloaded cpp_build v0.5.9
[INFO] [stderr]   Downloaded cpp_common v0.5.9
[INFO] [stderr]   Downloaded drm-sys v0.4.0
[INFO] [stderr]   Downloaded qttypes v0.2.11
[INFO] [stderr]   Downloaded cpp v0.5.9
[INFO] [stderr]   Downloaded input v0.8.3
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[INFO] [stderr]   Downloaded input-sys v1.18.0
[INFO] [stderr]   Downloaded const-field-offset-macro v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50ef7a51695b921da1986fb7559c3acd602509d7f0cec45998a5a49876a215d3
[INFO] running `Command { std: "docker" "start" "-a" "50ef7a51695b921da1986fb7559c3acd602509d7f0cec45998a5a49876a215d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50ef7a51695b921da1986fb7559c3acd602509d7f0cec45998a5a49876a215d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50ef7a51695b921da1986fb7559c3acd602509d7f0cec45998a5a49876a215d3", kill_on_drop: false }`
[INFO] [stdout] 50ef7a51695b921da1986fb7559c3acd602509d7f0cec45998a5a49876a215d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c08ec8548ffa1d43808a92b72326af46520346a3cfacdaec8d3628cdd39d9a37
[INFO] running `Command { std: "docker" "start" "-a" "c08ec8548ffa1d43808a92b72326af46520346a3cfacdaec8d3628cdd39d9a37", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking getrandom v0.2.13
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking ttf-parser v0.20.0
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling zvariant_utils v1.0.1
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]    Compiling roxmltree v0.19.0
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking event-listener v5.3.0
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]    Compiling bytemuck v1.15.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking wayland-sys v0.31.1
[INFO] [stderr]     Checking async-channel v2.2.0
[INFO] [stderr]    Compiling memmap2 v0.9.4
[INFO] [stderr]    Compiling fontconfig-parser v0.5.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking rustix v0.37.27
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.27/src/backend/linux_raw/io/errno.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0xf001))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.27/src/backend/linux_raw/io/errno.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xffff))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_start` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.27/src/backend/linux_raw/io/errno.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0xf001))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_end` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.27/src/backend/linux_raw/io/errno.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xffff))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking async-executor v1.9.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking unicode-script v0.5.6
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling fontdb v0.16.2
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking unicode-properties v0.1.1
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]     Checking euclid v0.22.9
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr] error: could not compile `rustix` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c08ec8548ffa1d43808a92b72326af46520346a3cfacdaec8d3628cdd39d9a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c08ec8548ffa1d43808a92b72326af46520346a3cfacdaec8d3628cdd39d9a37", kill_on_drop: false }`
[INFO] [stdout] c08ec8548ffa1d43808a92b72326af46520346a3cfacdaec8d3628cdd39d9a37