[INFO] fetching crate im 15.0.0...
[INFO] testing im-15.0.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate im 15.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate im 15.0.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate im 15.0.0
[INFO] finished tweaking crates.io crate im 15.0.0
[INFO] tweaked toml for crates.io crate im 15.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c540d3f0bc93215195df8e56f6abcc0852df88b982d0fae3655f97e99ede4373
[INFO] running `Command { std: "docker" "start" "-a" "c540d3f0bc93215195df8e56f6abcc0852df88b982d0fae3655f97e99ede4373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c540d3f0bc93215195df8e56f6abcc0852df88b982d0fae3655f97e99ede4373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c540d3f0bc93215195df8e56f6abcc0852df88b982d0fae3655f97e99ede4373", kill_on_drop: false }`
[INFO] [stdout] c540d3f0bc93215195df8e56f6abcc0852df88b982d0fae3655f97e99ede4373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a690713b6887437d7b1716bb773626960b89418dcf50e6a15312471bc30612e0
[INFO] running `Command { std: "docker" "start" "-a" "a690713b6887437d7b1716bb773626960b89418dcf50e6a15312471bc30612e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling im v15.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]    --> src/lib.rs:341:41
[INFO] [stdout]     |
[INFO] [stdout] 341 | #![cfg_attr(has_specialisation, feature(specialization))]
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]     = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]     = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vector/mod.rs:986:13
[INFO] [stdout]     |
[INFO] [stdout] 986 |             replace(self, other);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.11s
[INFO] running `Command { std: "docker" "inspect" "a690713b6887437d7b1716bb773626960b89418dcf50e6a15312471bc30612e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a690713b6887437d7b1716bb773626960b89418dcf50e6a15312471bc30612e0", kill_on_drop: false }`
[INFO] [stdout] a690713b6887437d7b1716bb773626960b89418dcf50e6a15312471bc30612e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18e6ff9eeb6f80806ec08106852b0b1714e562e3038b61b0bec28b604d554d55
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "18e6ff9eeb6f80806ec08106852b0b1714e562e3038b61b0bec28b604d554d55", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling metrohash v1.0.6
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]    --> src/lib.rs:341:41
[INFO] [stdout]     |
[INFO] [stdout] 341 | #![cfg_attr(has_specialisation, feature(specialization))]
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]     = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]     = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vector/mod.rs:986:13
[INFO] [stdout]     |
[INFO] [stdout] 986 |             replace(self, other);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.9.6
[INFO] [stderr]    Compiling proptest-derive v0.1.2
[INFO] [stderr]    Compiling im v15.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]    --> src/lib.rs:341:41
[INFO] [stdout]     |
[INFO] [stdout] 341 | #![cfg_attr(has_specialisation, feature(specialization))]
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]     = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]     = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/vector/mod.rs:2532:43
[INFO] [stdout]      |
[INFO] [stdout] 2532 |             assert!(!input.ptr_eq(&inp2), len);
[INFO] [stdout]      |                                           ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]      = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]      |
[INFO] [stdout] 2532 |             assert!(!input.ptr_eq(&inp2), "{}", len);
[INFO] [stdout]      |                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vector/mod.rs:986:13
[INFO] [stdout]     |
[INFO] [stdout] 986 |             replace(self, other);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 51.55s
[INFO] running `Command { std: "docker" "inspect" "18e6ff9eeb6f80806ec08106852b0b1714e562e3038b61b0bec28b604d554d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e6ff9eeb6f80806ec08106852b0b1714e562e3038b61b0bec28b604d554d55", kill_on_drop: false }`
[INFO] [stdout] 18e6ff9eeb6f80806ec08106852b0b1714e562e3038b61b0bec28b604d554d55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c8cd9a5b1a140079ebef130926ed63e6693eb721dab78d83048d73283d457ea
[INFO] running `Command { std: "docker" "start" "-a" "8c8cd9a5b1a140079ebef130926ed63e6693eb721dab78d83048d73283d457ea", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stderr]    --> src/lib.rs:341:41
[INFO] [stderr]     |
[INFO] [stderr] 341 | #![cfg_attr(has_specialisation, feature(specialization))]
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(incomplete_features)]` on by default
[INFO] [stderr]     = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stderr]     = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vector/mod.rs:986:13
[INFO] [stderr]     |
[INFO] [stderr] 986 |             replace(self, other);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stderr]    --> src/lib.rs:341:41
[INFO] [stderr]     |
[INFO] [stderr] 341 | #![cfg_attr(has_specialisation, feature(specialization))]
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(incomplete_features)]` on by default
[INFO] [stderr]     = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stderr]     = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/vector/mod.rs:2532:43
[INFO] [stderr]      |
[INFO] [stderr] 2532 |             assert!(!input.ptr_eq(&inp2), len);
[INFO] [stderr]      |                                           ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]      = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]      |
[INFO] [stderr] 2532 |             assert!(!input.ptr_eq(&inp2), "{}", len);
[INFO] [stderr]      |                                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vector/mod.rs:986:13
[INFO] [stderr]     |
[INFO] [stderr] 986 |             replace(self, other);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/im-0722889a80aceeba)
[INFO] [stdout] 
[INFO] [stdout] running 104 tests
[INFO] [stdout] test hash::map::test::entry_api ... ok
[INFO] [stdout] test hash::map::test::macro_allows_trailing_comma ... ok
[INFO] [stdout] test hash::map::test::match_string_keys_with_string_slices ... ok
[INFO] [stdout] test hash::map::test::proper_formatting ... ok
[INFO] [stdout] test hash::map::test::remove_top_level_collisions ... ok
[INFO] [stdout] test hash::map::test::refpool_crash ... ok
[INFO] [stdout] test hash::set::test::insert_failing ... ok
[INFO] [stdout] test hash::map::test::index_operator ... ok
[INFO] [stdout] test hash::map::test::remove_failing ... ok
[INFO] [stdout] test hash::set::test::macro_allows_trailing_comma ... ok
[INFO] [stdout] test hash::set::test::match_strings_with_string_slices ... ok
[INFO] [stdout] test lib_test::get_in ... ok
[INFO] [stdout] test lib_test::update_in ... ok
[INFO] [stdout] test ord::map::test::debug_output ... ok
[INFO] [stdout] test hash::set::test::issue_60_drain_iterator_memory_corruption ... ok
[INFO] [stdout] test hash::map::test::from_iterator ... ok
[INFO] [stdout] test ord::map::test::deletes_correctly ... ok
[INFO] [stdout] test hash::map::test::exact_size_iterator ... ok
[INFO] [stdout] test hash::map::test::lookup ... ok
[INFO] [stdout] test hash::map::test::iterate_over ... ok
[INFO] [stdout] test ord::map::test::double_ended_iterator_2 ... ok
[INFO] [stdout] test ord::map::test::entry_api ... ok
[INFO] [stdout] test ord::map::test::equality2 ... ok
[INFO] [stdout] test ord::map::test::double_ended_iterator_1 ... ok
[INFO] [stdout] test hash::map::test::large_map ... ok
[INFO] [stdout] test ord::map::test::index_operator ... ok
[INFO] [stdout] test hash::map::test::delete_and_reinsert ... ok
[INFO] [stdout] test hash::map::test::remove ... ok
[INFO] [stdout] test hash::map::test::equality ... ok
[INFO] [stdout] test ord::map::test::insert_remove_single_mut ... ok
[INFO] [stdout] test ord::map::test::into_iter ... ok
[INFO] [stdout] test hash::map::test::update_and_length ... ok
[INFO] [stdout] test hash::map::test::insert ... ok
[INFO] [stdout] test ord::map::test::iterates_in_order ... ok
[INFO] [stdout] test hash::map::test::safe_mutation ... ok
[INFO] [stdout] test ord::map::test::match_string_keys_with_string_slices ... ok
[INFO] [stdout] test hash::map::test::without ... ok
[INFO] [stdout] test ord::map::test::delete_values ... ok
[INFO] [stdout] test ord::map::test::delete_and_reinsert ... ok
[INFO] [stdout] test ord::map::test::ranged_iter ... ok
[INFO] [stdout] test ord::map::test::from_iterator ... ok
[INFO] [stdout] test ord::map::test::exact_size_iterator ... ok
[INFO] [stdout] test ord::map::test::iterate_over ... ok
[INFO] [stdout] test ord::map::test::order ... ok
[INFO] [stdout] test ord::map::test::overwrite_values ... ok
[INFO] [stdout] test ord::set::test::match_strings_with_string_slices ... ok
[INFO] [stdout] test ord::map::test::equality ... ok
[INFO] [stdout] test ord::set::test::ranged_iter ... ok
[INFO] [stdout] test ser::test::ser_hashmap ... ok
[INFO] [stdout] test ser::test::ser_hashset ... ok
[INFO] [stdout] test ser::test::ser_ordmap ... ok
[INFO] [stdout] test ord::map::test::length ... ok
[INFO] [stdout] test ser::test::ser_ordset ... ok
[INFO] [stdout] test ser::test::ser_vector ... ok
[INFO] [stdout] test ord::map::test::lookup ... ok
[INFO] [stdout] test ord::set::test::long_ranged_iter ... ok
[INFO] [stdout] test ord::map::test::safe_mutation ... ok
[INFO] [stdout] test hash::set::test::proptest_a_set ... ok
[INFO] [stdout] test hash::map::test::proptest_works ... ok
[INFO] [stdout] test ord::map::test::remove_alien ... ok
[INFO] [stdout] test ord::map::test::insert_and_length ... ok
[INFO] [stdout] test tests::vector::test_inserts ... ok
[INFO] [stdout] test ord::map::test::proptest_works ... ok
[INFO] [stdout] test vector::test::collect_crash ... ok
[INFO] [stdout] test ord::map::test::remove_mut ... ok
[INFO] [stdout] test vector::test::append ... ok
[INFO] [stdout] test vector::test::indexing ... ok
[INFO] [stdout] test tests::ordset::comprehensive ... ok
[INFO] [stdout] test vector::test::issue_107_split_off_causes_overflow ... ok
[INFO] [stdout] test vector::test::issue_116 ... ok
[INFO] [stdout] test vector::test::issue_131 ... ok
[INFO] [stdout] test vector::test::issue_55_append ... ok
[INFO] [stdout] test tests::hashset::comprehensive ... ok
[INFO] [stdout] test ord::map::test::insert_mut ... ok
[INFO] [stdout] test ord::set::test::proptest_a_set ... ok
[INFO] [stdout] test vector::test::issue_70 ... ok
[INFO] [stdout] test vector::test::issue_74_simple_size ... ok
[INFO] [stdout] test vector::test::issue_77 ... ok
[INFO] [stdout] test vector::test::iter ... ok
[INFO] [stdout] test ord::map::test::insert_and_delete_values ... ok
[INFO] [stdout] test vector::test::large_vector_focus ... ok
[INFO] [stdout] test vector::test::issue_55_fwd ... ok
[INFO] [stdout] test vector::test::macro_allows_trailing_comma ... ok
[INFO] [stdout] test tests::vector::comprehensive ... ok
[INFO] [stdout] test vector::test::issue_105 ... ok
[INFO] [stdout] test vector::test::ptr_eq ... ok
[INFO] [stdout] test vector::test::large_vector_focus_mut ... ok
[INFO] [stdout] test ord::map::test::diff_all_values ... ok
[INFO] [stdout] test vector::rayon::test::par_iter ... ok
[INFO] [stdout] test vector::test::issue_55_back ... ok
[INFO] [stdout] test vector::test::pop_back_mut ... ok
[INFO] [stdout] test vector::test::pop_front_mut ... ok
[INFO] [stdout] test vector::test::push_back_mut ... ok
[INFO] [stdout] test vector::test::push_front_mut ... ok
[INFO] [stdout] test ord::map::test::remove ... ok
[INFO] [stdout] test vector::rayon::test::par_mut_iter ... ok
[INFO] [stdout] test vector::test::issue_67 ... ok
[INFO] [stdout] test vector::test::split ... ok
[INFO] [stdout] test vector::test::chunks_mut ... ok
[INFO] [stdout] test vector::test::focus_mut_split ... ok
[INFO] [stdout] test vector::test::focus ... ok
[INFO] [stdout] test vector::test::chunks ... ok
[INFO] [stdout] test vector::test::iter_mut ... ok
[INFO] [stdout] test sort::test::test_quicksort ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 104 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 41.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests im
[INFO] [stderr] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stderr]    --> /opt/rustwide/workdir/./src/lib.rs:341:41
[INFO] [stderr]     |
[INFO] [stderr] 341 | #![cfg_attr(has_specialisation, feature(specialization))]
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(incomplete_features)]` on by default
[INFO] [stderr]     = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stderr]     = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 115 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name im --test /opt/rustwide/workdir/./src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitmaps=/opt/rustwide/target/debug/deps/libbitmaps-e408192375fad882.rlib --extern im=/opt/rustwide/target/debug/deps/libim-f87b671dd34b0cab.rlib --extern metrohash=/opt/rustwide/target/debug/deps/libmetrohash-c6e53f8ccdb9a3e3.rlib --extern pretty_assertions=/opt/rustwide/target/debug/deps/libpretty_assertions-9be5f3f7893caaad.rlib --extern proptest=/opt/rustwide/target/debug/deps/libproptest-d93aeeb3cea5d8f5.rlib --extern proptest_derive=/opt/rustwide/target/debug/deps/libproptest_derive-edcc90e7bb849598.so --extern rand=/opt/rustwide/target/debug/deps/librand-1cbd57bd2abbd0d7.rlib --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-7031e9b66dcdc628.rlib --extern rand_xoshiro=/opt/rustwide/target/debug/deps/librand_xoshiro-238e0cfc9375d844.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-64a7991a2d93cc34.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-cf3c707e87a3eee3.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-61501de377ddd6aa.rlib --extern sized_chunks=/opt/rustwide/target/debug/deps/libsized_chunks-1f2c7dd9291ea241.rlib --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-7b6ae30a26f4caa5.rlib -C embed-bitcode=no --cfg has_specialisation --cfg threadsafe --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8c8cd9a5b1a140079ebef130926ed63e6693eb721dab78d83048d73283d457ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c8cd9a5b1a140079ebef130926ed63e6693eb721dab78d83048d73283d457ea", kill_on_drop: false }`
[INFO] [stdout] 8c8cd9a5b1a140079ebef130926ed63e6693eb721dab78d83048d73283d457ea