[INFO] fetching crate taffy 0.9.2...
[INFO] testing taffy-0.9.2 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate taffy 0.9.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate taffy 0.9.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate taffy 0.9.2
[INFO] tweaked toml for crates.io crate taffy 0.9.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate taffy 0.9.2 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate taffy 0.9.2 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grid v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c0ab5f6dba2fed829c7c5c20418abfb47baad830c1fdc22dff10ead5f048fb3
[INFO] running `Command { std: "docker" "start" "-a" "8c0ab5f6dba2fed829c7c5c20418abfb47baad830c1fdc22dff10ead5f048fb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c0ab5f6dba2fed829c7c5c20418abfb47baad830c1fdc22dff10ead5f048fb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c0ab5f6dba2fed829c7c5c20418abfb47baad830c1fdc22dff10ead5f048fb3", kill_on_drop: false }`
[INFO] [stdout] 8c0ab5f6dba2fed829c7c5c20418abfb47baad830c1fdc22dff10ead5f048fb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ed04c8a8645e14546079ca4589a3b47e3e9a239c45029afb6cb88c3ded8b673
[INFO] running `Command { std: "docker" "start" "-a" "1ed04c8a8645e14546079ca4589a3b47e3e9a239c45029afb6cb88c3ded8b673", kill_on_drop: false }`
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling grid v1.0.0
[INFO] [stderr]    Compiling taffy v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "1ed04c8a8645e14546079ca4589a3b47e3e9a239c45029afb6cb88c3ded8b673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed04c8a8645e14546079ca4589a3b47e3e9a239c45029afb6cb88c3ded8b673", kill_on_drop: false }`
[INFO] [stdout] 1ed04c8a8645e14546079ca4589a3b47e3e9a239c45029afb6cb88c3ded8b673
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0083407254e837e89f32488b0598940e82d3fb19de877586e13276da212a271
[INFO] running `Command { std: "docker" "start" "-a" "c0083407254e837e89f32488b0598940e82d3fb19de877586e13276da212a271", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling taffy v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `taffy` (example "nested")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/2fd6efc32704647e64d3d646d21c4c68eae100e4/bin/rustc --crate-name nested --edition=2021 examples/nested.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="block_layout"' --cfg 'feature="calc"' --cfg 'feature="content_size"' --cfg 'feature="default"' --cfg 'feature="detailed_layout_info"' --cfg 'feature="flexbox"' --cfg 'feature="grid"' --cfg 'feature="std"' --cfg 'feature="taffy_tree"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "block_layout", "calc", "content_size", "debug", "default", "detailed_layout_info", "document-features", "flexbox", "grid", "profile", "serde", "std", "strict_provenance", "taffy_tree"))' -C metadata=42d546f197b96eee -C extra-filename=-2b16af2da8b64242 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-1b252ee19ef31e11.rlib --extern grid=/opt/rustwide/target/debug/deps/libgrid-c9728db4f5f04c52.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-dcfac6ee0ae79ad6.rlib --extern slotmap=/opt/rustwide/target/debug/deps/libslotmap-cf7a3f86a696f434.rlib --extern taffy=/opt/rustwide/target/debug/deps/libtaffy-cea35e3c77cb1d90.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `taffy` (example "custom_tree_owned_partial")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/2fd6efc32704647e64d3d646d21c4c68eae100e4/bin/rustc --crate-name custom_tree_owned_partial --edition=2021 examples/custom_tree_owned_partial.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="block_layout"' --cfg 'feature="calc"' --cfg 'feature="content_size"' --cfg 'feature="default"' --cfg 'feature="detailed_layout_info"' --cfg 'feature="flexbox"' --cfg 'feature="grid"' --cfg 'feature="std"' --cfg 'feature="taffy_tree"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "block_layout", "calc", "content_size", "debug", "default", "detailed_layout_info", "document-features", "flexbox", "grid", "profile", "serde", "std", "strict_provenance", "taffy_tree"))' -C metadata=7afee18cdf6e64dd -C extra-filename=-eb7e3afc9438ece1 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-1b252ee19ef31e11.rlib --extern grid=/opt/rustwide/target/debug/deps/libgrid-c9728db4f5f04c52.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-dcfac6ee0ae79ad6.rlib --extern slotmap=/opt/rustwide/target/debug/deps/libslotmap-cf7a3f86a696f434.rlib --extern taffy=/opt/rustwide/target/debug/deps/libtaffy-cea35e3c77cb1d90.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c0083407254e837e89f32488b0598940e82d3fb19de877586e13276da212a271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0083407254e837e89f32488b0598940e82d3fb19de877586e13276da212a271", kill_on_drop: false }`
[INFO] [stdout] c0083407254e837e89f32488b0598940e82d3fb19de877586e13276da212a271