[INFO] fetching crate btree_monstousity 0.0.4...
[INFO] checking btree_monstousity-0.0.4 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate btree_monstousity 0.0.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate btree_monstousity 0.0.4 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btree_monstousity 0.0.4
[INFO] finished tweaking crates.io crate btree_monstousity 0.0.4
[INFO] tweaked toml for crates.io crate btree_monstousity 0.0.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74f9a3781137049fc833efb3c0d0ad6aa0b81a4c702ff570d5b466a05c640c11
[INFO] running `Command { std: "docker" "start" "-a" "74f9a3781137049fc833efb3c0d0ad6aa0b81a4c702ff570d5b466a05c640c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74f9a3781137049fc833efb3c0d0ad6aa0b81a4c702ff570d5b466a05c640c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f9a3781137049fc833efb3c0d0ad6aa0b81a4c702ff570d5b466a05c640c11", kill_on_drop: false }`
[INFO] [stdout] 74f9a3781137049fc833efb3c0d0ad6aa0b81a4c702ff570d5b466a05c640c11
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9abdb127830ce913f606177f4c7a8629e34ff74ea19b126f94c0ad886b9163b3
[INFO] running `Command { std: "docker" "start" "-a" "9abdb127830ce913f606177f4c7a8629e34ff74ea19b126f94c0ad886b9163b3", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking btree_monstousity v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `no_global_oom_handling`
[INFO] [stdout]   --> src/lib.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 | #[cfg(not(no_global_oom_handling))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `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`, `ub_checks`, `unix`, and `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(no_global_oom_handling)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(no_global_oom_handling)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::cmp::Ordering`
[INFO] [stdout]   --> src/lib.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use core::cmp::Ordering;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `no_global_oom_handling`
[INFO] [stdout]   --> src/liballoc.rs:35:15
[INFO] [stdout]    |
[INFO] [stdout] 35 |     #[cfg(not(no_global_oom_handling))]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(no_global_oom_handling)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(no_global_oom_handling)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `no_global_oom_handling`
[INFO] [stdout]   --> src/liballoc.rs:38:15
[INFO] [stdout]    |
[INFO] [stdout] 38 |     #[cfg(not(no_global_oom_handling))]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(no_global_oom_handling)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(no_global_oom_handling)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `allocator_api`
[INFO] [stdout]    --> src/liballoc/collections/btree/node.rs:224:22
[INFO] [stdout]     |
[INFO] [stdout] 224 |         cfg_attr(not(allocator_api), allow(clippy::extra_unused_type_parameters))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: found config with similar value: `feature = "allocator_api"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(allocator_api)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(allocator_api)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `allocator_api`
[INFO] [stdout]    --> src/liballoc/collections/btree/node.rs:242:22
[INFO] [stdout]     |
[INFO] [stdout] 242 |         cfg_attr(not(allocator_api), allow(clippy::extra_unused_type_parameters))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: found config with similar value: `feature = "allocator_api"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(allocator_api)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(allocator_api)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> src/polyfill.rs:300:25
[INFO] [stdout]     |
[INFO] [stdout] 300 |             self.iter().is_sorted_by(|a, b| compare(*a, *b))
[INFO] [stdout]     |                         ^^^^^^^^^^^^ multiple `is_sorted_by` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `SliceIsSorted`
[INFO] [stdout]    --> src/polyfill.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 | /         fn is_sorted_by<'a, F>(&'a self, compare: F) -> bool
[INFO] [stdout] 272 | |         where
[INFO] [stdout] 273 | |             F: FnMut(&'a Self::Element, &'a Self::Element) -> Option<Ordering>;
[INFO] [stdout]     | |_______________________________________________________________________________^
[INFO] [stdout] note: candidate #2 is defined in an impl of the trait `IterIsSorted` for the type `I`
[INFO] [stdout]    --> src/polyfill.rs:307:9
[INFO] [stdout]     |
[INFO] [stdout] 307 | /         fn is_sorted_by<F>(mut self, compare: F) -> bool
[INFO] [stdout] 308 | |         where
[INFO] [stdout] 309 | |             F: FnMut(&I::Item, &I::Item) -> Option<Ordering>,
[INFO] [stdout]     | |_____________________________________________________________^
[INFO] [stdout]     = note: candidate #3 is defined in an impl of the trait `Iterator` for the type `core::slice::Iter<'a, T>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 300 |             SliceIsSorted::is_sorted_by(&self.iter(), |a, b| compare(*a, *b))
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 300 |             IterIsSorted::is_sorted_by(self.iter(), |a, b| compare(*a, *b))
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #3
[INFO] [stdout]     |
[INFO] [stdout] 300 |             Iterator::is_sorted_by(self.iter(), |a, b| compare(*a, *b))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `btree_monstousity` (lib) due to 1 previous error; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9abdb127830ce913f606177f4c7a8629e34ff74ea19b126f94c0ad886b9163b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9abdb127830ce913f606177f4c7a8629e34ff74ea19b126f94c0ad886b9163b3", kill_on_drop: false }`
[INFO] [stdout] 9abdb127830ce913f606177f4c7a8629e34ff74ea19b126f94c0ad886b9163b3
