[INFO] fetching crate slab_tree 0.3.2...
[INFO] checking slab_tree-0.3.2 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate slab_tree 0.3.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate slab_tree 0.3.2 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slab_tree 0.3.2
[INFO] finished tweaking crates.io crate slab_tree 0.3.2
[INFO] tweaked toml for crates.io crate slab_tree 0.3.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate slab_tree 0.3.2 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snowflake v1.3.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4da4ed7814db4589cab6500da001a319057e10b554abfe6b5d97c67c63397a3
[INFO] running `Command { std: "docker" "start" "-a" "e4da4ed7814db4589cab6500da001a319057e10b554abfe6b5d97c67c63397a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4da4ed7814db4589cab6500da001a319057e10b554abfe6b5d97c67c63397a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4da4ed7814db4589cab6500da001a319057e10b554abfe6b5d97c67c63397a3", kill_on_drop: false }`
[INFO] [stdout] e4da4ed7814db4589cab6500da001a319057e10b554abfe6b5d97c67c63397a3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5042a498f80564c07315c1584178a3e7279a66a5271dc6b9e3ac2ef2d988d37
[INFO] running `Command { std: "docker" "start" "-a" "c5042a498f80564c07315c1584178a3e7279a66a5271dc6b9e3ac2ef2d988d37", kill_on_drop: false }`
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking slab_tree v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "c5042a498f80564c07315c1584178a3e7279a66a5271dc6b9e3ac2ef2d988d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5042a498f80564c07315c1584178a3e7279a66a5271dc6b9e3ac2ef2d988d37", kill_on_drop: false }`
[INFO] [stdout] c5042a498f80564c07315c1584178a3e7279a66a5271dc6b9e3ac2ef2d988d37
[INFO] checking slab_tree-0.3.2 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate slab_tree 0.3.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate slab_tree 0.3.2 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slab_tree 0.3.2
[INFO] finished tweaking crates.io crate slab_tree 0.3.2
[INFO] tweaked toml for crates.io crate slab_tree 0.3.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate slab_tree 0.3.2 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcf90418a71fab1cd27c31aac8f32902affbf61276fba4c1877dfc8e2d0c6307
[INFO] running `Command { std: "docker" "start" "-a" "fcf90418a71fab1cd27c31aac8f32902affbf61276fba4c1877dfc8e2d0c6307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcf90418a71fab1cd27c31aac8f32902affbf61276fba4c1877dfc8e2d0c6307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf90418a71fab1cd27c31aac8f32902affbf61276fba4c1877dfc8e2d0c6307", kill_on_drop: false }`
[INFO] [stdout] fcf90418a71fab1cd27c31aac8f32902affbf61276fba4c1877dfc8e2d0c6307
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] f57060b55fa46b3640fd3639cf0cecef97937e535e4d8de1e1ea354211a3de91
[INFO] running `Command { std: "docker" "start" "-a" "f57060b55fa46b3640fd3639cf0cecef97937e535e4d8de1e1ea354211a3de91", kill_on_drop: false }`
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking slab_tree v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]   --> src/core_tree.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(tarpaulin)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]    --> src/node/node_mut.rs:715:12
[INFO] [stdout]     |
[INFO] [stdout] 715 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(tarpaulin)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]    --> src/node/node_ref.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(tarpaulin)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]    --> src/slab.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(tarpaulin)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]    --> src/tree.rs:583:12
[INFO] [stdout]     |
[INFO] [stdout] 583 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(tarpaulin)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]   --> src/core_tree.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(tarpaulin)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]    --> src/node/node_mut.rs:715:12
[INFO] [stdout]     |
[INFO] [stdout] 715 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(tarpaulin)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]    --> src/node/node_ref.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(tarpaulin)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]    --> src/slab.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(tarpaulin)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]    --> src/tree.rs:583:12
[INFO] [stdout]     |
[INFO] [stdout] 583 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(tarpaulin)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slab_tree` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slab_tree` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "f57060b55fa46b3640fd3639cf0cecef97937e535e4d8de1e1ea354211a3de91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f57060b55fa46b3640fd3639cf0cecef97937e535e4d8de1e1ea354211a3de91", kill_on_drop: false }`
[INFO] [stdout] f57060b55fa46b3640fd3639cf0cecef97937e535e4d8de1e1ea354211a3de91
