[INFO] fetching crate im-rc 15.0.0...
[INFO] testing im-rc-15.0.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate im-rc 15.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate im-rc 15.0.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate im-rc 15.0.0
[INFO] finished tweaking crates.io crate im-rc 15.0.0
[INFO] tweaked toml for crates.io crate im-rc 15.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proptest-derive v0.1.2
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d78a5a8c68aa9e20169321a9ae390cf97391fa3c222f79769f7ea1281f553f0b
[INFO] running `Command { std: "docker" "start" "-a" "d78a5a8c68aa9e20169321a9ae390cf97391fa3c222f79769f7ea1281f553f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d78a5a8c68aa9e20169321a9ae390cf97391fa3c222f79769f7ea1281f553f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78a5a8c68aa9e20169321a9ae390cf97391fa3c222f79769f7ea1281f553f0b", kill_on_drop: false }`
[INFO] [stdout] d78a5a8c68aa9e20169321a9ae390cf97391fa3c222f79769f7ea1281f553f0b
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dcb348aae271c0b14442f091bd57fd89bd6f1932c1b453102bcb682c789e77f
[INFO] running `Command { std: "docker" "start" "-a" "1dcb348aae271c0b14442f091bd57fd89bd6f1932c1b453102bcb682c789e77f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling im-rc v15.0.0 (/opt/rustwide/workdir)
[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 12.88s
[INFO] running `Command { std: "docker" "inspect" "1dcb348aae271c0b14442f091bd57fd89bd6f1932c1b453102bcb682c789e77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dcb348aae271c0b14442f091bd57fd89bd6f1932c1b453102bcb682c789e77f", kill_on_drop: false }`
[INFO] [stdout] 1dcb348aae271c0b14442f091bd57fd89bd6f1932c1b453102bcb682c789e77f
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e9adc04417a37fd8b244200d2fb7d76434e8ff18fda792c4594de2e609899fa
[INFO] running `Command { std: "docker" "start" "-a" "7e9adc04417a37fd8b244200d2fb7d76434e8ff18fda792c4594de2e609899fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling metrohash v1.0.6
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[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 pretty_assertions v0.6.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[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 bit-set v0.5.2
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[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_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling tempfile v3.2.0
[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-rc 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_panics)]` on by default
[INFO] [stdout]      = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[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 46.45s
[INFO] running `Command { std: "docker" "inspect" "7e9adc04417a37fd8b244200d2fb7d76434e8ff18fda792c4594de2e609899fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9adc04417a37fd8b244200d2fb7d76434e8ff18fda792c4594de2e609899fa", kill_on_drop: false }`
[INFO] [stdout] 7e9adc04417a37fd8b244200d2fb7d76434e8ff18fda792c4594de2e609899fa
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e96b682050d864dabb10454e3908ad6356fe04abad7091af85656fb6bdfaf4ea
[INFO] running `Command { std: "docker" "start" "-a" "e96b682050d864dabb10454e3908ad6356fe04abad7091af85656fb6bdfaf4ea", 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: `im-rc` (lib) generated 2 warnings
[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_panics)]` on by default
[INFO] [stderr]      = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[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: `im-rc` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/im_rc-d2d4754d7aae34ed)
[INFO] [stdout] 
[INFO] [stdout] running 102 tests
[INFO] [stdout] test hash::map::test::entry_api ... ok
[INFO] [stdout] test hash::map::test::index_operator ... 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::macro_allows_trailing_comma ... ok
[INFO] [stdout] test hash::map::test::refpool_crash ... ok
[INFO] [stdout] test hash::map::test::remove_top_level_collisions ... ok
[INFO] [stdout] test hash::map::test::remove_failing ... ok
[INFO] [stdout] test hash::set::test::insert_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::deletes_correctly ... ok
[INFO] [stdout] test ord::map::test::debug_output ... ok
[INFO] [stdout] test ord::map::test::double_ended_iterator_1 ... ok
[INFO] [stdout] test ord::map::test::double_ended_iterator_2 ... ok
[INFO] [stdout] test hash::set::test::issue_60_drain_iterator_memory_corruption ... ok
[INFO] [stdout] test ord::map::test::equality2 ... ok
[INFO] [stdout] test ord::map::test::entry_api ... ok
[INFO] [stdout] test ord::map::test::insert_remove_single_mut ... ok
[INFO] [stdout] test ord::map::test::index_operator ... ok
[INFO] [stdout] test ord::map::test::iterates_in_order ... ok
[INFO] [stdout] test ord::map::test::into_iter ... ok
[INFO] [stdout] test ord::map::test::ranged_iter ... ok
[INFO] [stdout] test ord::map::test::match_string_keys_with_string_slices ... ok
[INFO] [stdout] test hash::map::test::exact_size_iterator ... ok
[INFO] [stdout] test hash::map::test::from_iterator ... ok
[INFO] [stdout] test hash::map::test::lookup ... ok
[INFO] [stdout] test hash::map::test::iterate_over ... ok
[INFO] [stdout] test ord::set::test::ranged_iter ... ok
[INFO] [stdout] test hash::map::test::remove ... ok
[INFO] [stdout] test vector::test::collect_crash ... ok
[INFO] [stdout] test ser::test::ser_vector ... ok
[INFO] [stdout] test hash::map::test::delete_and_reinsert ... ok
[INFO] [stdout] test vector::test::indexing ... ok
[INFO] [stdout] test hash::map::test::equality ... ok
[INFO] [stdout] test vector::test::issue_107_split_off_causes_overflow ... ok
[INFO] [stdout] test hash::map::test::update_and_length ... ok
[INFO] [stdout] test vector::test::issue_131 ... ok
[INFO] [stdout] test vector::test::ptr_eq ... ok
[INFO] [stdout] test vector::test::macro_allows_trailing_comma ... ok
[INFO] [stdout] test vector::test::issue_55_append ... ok
[INFO] [stdout] test hash::map::test::insert ... ok
[INFO] [stdout] test ser::test::ser_hashmap ... ok
[INFO] [stdout] test ord::set::test::match_strings_with_string_slices ... ok
[INFO] [stdout] test vector::test::issue_116 ... ok
[INFO] [stdout] test ser::test::ser_hashset ... ok
[INFO] [stdout] test tests::vector::test_inserts ... ok
[INFO] [stdout] test hash::map::test::large_map ... ok
[INFO] [stdout] test vector::test::push_front_mut ... ok
[INFO] [stdout] test vector::test::pop_front_mut ... ok
[INFO] [stdout] test ser::test::ser_ordmap ... ok
[INFO] [stdout] test vector::test::issue_77 ... ok
[INFO] [stdout] test vector::test::append ... ok
[INFO] [stdout] test vector::test::issue_70 ... ok
[INFO] [stdout] test vector::test::push_back_mut ... ok
[INFO] [stdout] test ser::test::ser_ordset ... ok
[INFO] [stdout] test ord::map::test::delete_values ... ok
[INFO] [stdout] test vector::test::issue_74_simple_size ... ok
[INFO] [stdout] test hash::map::test::without ... ok
[INFO] [stdout] test vector::test::iter ... ok
[INFO] [stdout] test vector::test::pop_back_mut ... ok
[INFO] [stdout] test vector::test::split ... ok
[INFO] [stdout] test ord::map::test::exact_size_iterator ... ok
[INFO] [stdout] test ord::map::test::from_iterator ... ok
[INFO] [stdout] test vector::test::issue_55_fwd ... ok
[INFO] [stdout] test vector::test::large_vector_focus ... ok
[INFO] [stdout] test ord::map::test::length ... ok
[INFO] [stdout] test vector::test::large_vector_focus_mut ... ok
[INFO] [stdout] test tests::ordset::comprehensive ... ok
[INFO] [stdout] test hash::map::test::safe_mutation ... ok
[INFO] [stdout] test ord::map::test::equality ... ok
[INFO] [stdout] test ord::map::test::delete_and_reinsert ... ok
[INFO] [stdout] test tests::hashset::comprehensive ... 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 vector::test::issue_67 ... ok
[INFO] [stdout] test ord::map::test::remove_mut ... ok
[INFO] [stdout] test vector::test::issue_55_back ... 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 ord::map::test::remove_alien ... ok
[INFO] [stdout] test tests::vector::comprehensive ... ok
[INFO] [stdout] test ord::map::test::insert_and_length ... ok
[INFO] [stdout] test hash::map::test::proptest_works ... ok
[INFO] [stdout] test hash::set::test::proptest_a_set ... ok
[INFO] [stdout] test ord::set::test::proptest_a_set ... ok
[INFO] [stdout] test vector::test::issue_105 ... ok
[INFO] [stdout] test ord::map::test::proptest_works ... ok
[INFO] [stdout] test ord::map::test::remove ... ok
[INFO] [stdout] test vector::test::focus_mut_split ... ok
[INFO] [stdout] test vector::test::iter_mut ... ok
[INFO] [stdout] test vector::test::focus ... ok
[INFO] [stdout] test ord::map::test::insert_mut ... ok
[INFO] [stdout] test vector::test::chunks_mut ... ok
[INFO] [stdout] test ord::map::test::insert_and_delete_values ... ok
[INFO] [stdout] test ord::map::test::diff_all_values ... ok
[INFO] [stdout] test vector::test::chunks ... ok
[INFO] [stderr]    Doc-tests im-rc
[INFO] [stdout] test sort::test::test_quicksort ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 102 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 21.38s
[INFO] [stdout] 
[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] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::difference (line 1126) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::symmetric_difference (line 1103) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::update (line 735) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::retain (line 871) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::intersection (line 1252) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::difference_with_key (line 1160) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::HashSet<A,S>::retain (line 478) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::symmetric_difference_with_key (line 1189) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::unions (line 1010) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::insert (line 624) ... FAILED
[INFO] [stdout] test src/iter.rs - iter::unfold (line 16) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::HashSet<A,S>::symmetric_difference (line 563) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::HashSet<A,S>::len (line 198) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::hashmap (line 44) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::HashSet<A,S>::union (line 505) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::difference (line 1080) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::union (line 926) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::HashSet<A,S>::intersection (line 610) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::intersection_with_key (line 1290) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::is_empty (line 176) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::HashSet<A,S>::difference (line 542) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::HashSet<A,S>::relative_complement (line 588) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::unions (line 1059) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::HashSet<A,RandomState>::unit (line 155) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::HashSet<A,S>::update (line 435) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::hashset (line 42) ... FAILED
[INFO] [stdout] test src/hash/set.rs - hash::set::HashSet<A,S>::is_empty (line 176) ... FAILED
[INFO] [stdout] test src/hash/map.rs - hash::map::HashMap<K,V,S>::union_with_key (line 973) ... FAILED
[INFO] [stdout] test src/vector/focus.rs - vector::focus::FocusMut (line 416) - compile fail ... ok
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::clear (line 296) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::intersection (line 1297) ... FAILED
[INFO] [stdout] test src/lib.rs - update_in (line 416) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::get_prev_mut (line 663) ... FAILED
[INFO] [stdout] test src/ord/set.rs - ord::set::OrdSet<A>::get_next (line 428) ... FAILED
[INFO] [stdout] test src/ord/set.rs - ord::set::OrdSet<A>::len (line 256) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::get_prev (line 466) ... FAILED
[INFO] [stdout] test src/ord/set.rs - ord::set::OrdSet<A>::clear (line 298) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::remove (line 768) ... FAILED
[INFO] [stdout] test src/ord/set.rs - ord::set::OrdSet<A>::contains (line 382) ... FAILED
[INFO] [stdout] test src/lib.rs - get_in (line 452) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::unit (line 201) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::symmetric_difference_with_key (line 1234) ... FAILED
[INFO] [stdout] test src/ord/set.rs - ord::set::ordset (line 43) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::relative_complement (line 1273) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::symmetric_difference (line 1149) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::union (line 974) ... FAILED
[INFO] [stdout] test src/vector/mod.rs - vector::Vector<A>::contains (line 687) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::get_max (line 322) ... FAILED
[INFO] [stdout] test src/vector/focus.rs - vector::focus::FocusMut::narrow (line 638) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::ordmap (line 43) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::update (line 822) ... FAILED
[INFO] [stdout] test src/vector/focus.rs - vector::focus::FocusMut (line 447) - compile fail ... ok
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::get_next_mut (line 694) ... FAILED
[INFO] [stdout] test src/vector/focus.rs - vector::focus::FocusMut::split_at (line 678) ... FAILED
[INFO] [stdout] test src/vector/mod.rs - vector::Vector<A>::update (line 833) ... FAILED
[INFO] [stdout] test src/vector/mod.rs - vector::Vector<A>::pop_front (line 923) ... FAILED
[INFO] [stdout] test src/vector/focus.rs - vector::focus::FocusMut::triplet (line 589) ... FAILED
[INFO] [stdout] test src/vector/mod.rs - vector::Vector<A>::is_empty (line 306) ... FAILED
[INFO] [stdout] test src/vector/mod.rs - vector::Vector<A>::index_of (line 657) ... FAILED
[INFO] [stdout] test src/ord/set.rs - ord::set::OrdSet<A>::union (line 630) ... FAILED
[INFO] [stdout] test src/vector/mod.rs - vector::Vector<A>::append (line 973) ... FAILED
[INFO] [stdout] test src/ord/set.rs - ord::set::OrdSet<A>::insert (line 479) ... FAILED
[INFO] [stdout] test src/ord/map.rs - ord::map::OrdMap<K,V>::difference_with_key (line 1206) ... FAILED
[INFO] [stdout] test src/ord/set.rs - ord::set::OrdSet<A>::relative_complement (line 712) ... FAILED
[INFO] [stdout] test src/vector/mod.rs - vector::Vector<A>::sort (line 1470) ... FAILED
[INFO] [stdout] test src/ord/set.rs - ord::set::OrdSet<A>::difference (line 666) ... FAILED
[INFO] [stdout] test src/vector/mod.rs - vector::Vector<A>::pop_back (line 948) ... FAILED
[INFO] [stdout] test src/vector/mod.rs - vector::Vector<A>::insert_ord (line 1447) ... FAILED
[INFO] [stdout] test src/vector/focus.rs - vector::focus::Focus (line 56) ... FAILED
[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_rc --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-11572b434c5ba1a7.rlib --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-6da8647a5cfc1915.rlib --extern metrohash=/opt/rustwide/target/debug/deps/libmetrohash-ac71d0c5ac83f7b3.rlib --extern pretty_assertions=/opt/rustwide/target/debug/deps/libpretty_assertions-db716488072caa1c.rlib --extern proptest=/opt/rustwide/target/debug/deps/libproptest-d12c6b065c997f14.rlib --extern proptest_derive=/opt/rustwide/target/debug/deps/libproptest_derive-8a09c1b16eb11ea5.so --extern rand=/opt/rustwide/target/debug/deps/librand-1cf4e74cee8b95f2.rlib --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-e90384be3df6628f.rlib --extern rand_xoshiro=/opt/rustwide/target/debug/deps/librand_xoshiro-8cbb152999512d18.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-7eb85112f00e9087.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-e57a462b4d27402b.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-0b2094261e7144b8.rlib --extern sized_chunks=/opt/rustwide/target/debug/deps/libsized_chunks-961c63350fd8df0b.rlib --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-a068e508627c4989.rlib -C embed-bitcode=no --cfg has_specialisation --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e96b682050d864dabb10454e3908ad6356fe04abad7091af85656fb6bdfaf4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e96b682050d864dabb10454e3908ad6356fe04abad7091af85656fb6bdfaf4ea", kill_on_drop: false }`
[INFO] [stdout] e96b682050d864dabb10454e3908ad6356fe04abad7091af85656fb6bdfaf4ea