[INFO] fetching crate nerdondon-hopscotch 2.7.0... [INFO] testing nerdondon-hopscotch-2.7.0 against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282 [INFO] extracting crate nerdondon-hopscotch 2.7.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate nerdondon-hopscotch 2.7.0 on toolchain 61223975d46f794466efa832bc7562b9707ecc46 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nerdondon-hopscotch 2.7.0 [INFO] finished tweaking crates.io crate nerdondon-hopscotch 2.7.0 [INFO] tweaked toml for crates.io crate nerdondon-hopscotch 2.7.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ba9358b1176376e8eef70b39c0d31b8ad0219d13d4553ab74565d87283f40d90 [INFO] running `Command { std: "docker" "start" "-a" "ba9358b1176376e8eef70b39c0d31b8ad0219d13d4553ab74565d87283f40d90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ba9358b1176376e8eef70b39c0d31b8ad0219d13d4553ab74565d87283f40d90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba9358b1176376e8eef70b39c0d31b8ad0219d13d4553ab74565d87283f40d90", kill_on_drop: false }` [INFO] [stdout] ba9358b1176376e8eef70b39c0d31b8ad0219d13d4553ab74565d87283f40d90 [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 -Copt-level=3" "-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" "+61223975d46f794466efa832bc7562b9707ecc46" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 577bc581919a895e519ce08c7e3b6f72817afd2f52e02cdc0ca73d69d8da4287 [INFO] running `Command { std: "docker" "start" "-a" "577bc581919a895e519ce08c7e3b6f72817afd2f52e02cdc0ca73d69d8da4287", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rand_distr v0.4.3 [INFO] [stderr] Compiling nerdondon-hopscotch v2.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/skiplist.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/prelude/mod.rs:129:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/skiplist.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | /// The number of elements in the skip list. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 106 | length: 0, [INFO] [stdout] | --------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.38s [INFO] running `Command { std: "docker" "inspect" "577bc581919a895e519ce08c7e3b6f72817afd2f52e02cdc0ca73d69d8da4287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "577bc581919a895e519ce08c7e3b6f72817afd2f52e02cdc0ca73d69d8da4287", kill_on_drop: false }` [INFO] [stdout] 577bc581919a895e519ce08c7e3b6f72817afd2f52e02cdc0ca73d69d8da4287 [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 -Copt-level=3" "-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" "+61223975d46f794466efa832bc7562b9707ecc46" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 200e35d40412cd820a777fa2cbe70e3ac2d94dd47b3323a99ec63a767b062ceb [INFO] running `Command { std: "docker" "start" "-a" "200e35d40412cd820a777fa2cbe70e3ac2d94dd47b3323a99ec63a767b062ceb", kill_on_drop: false }` [INFO] [stderr] Compiling yansi v0.5.1 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/skiplist.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/prelude/mod.rs:129:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/skiplist.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | /// The number of elements in the skip list. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 106 | length: 0, [INFO] [stdout] | --------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling pretty_assertions v1.4.0 [INFO] [stderr] Compiling nerdondon-hopscotch v2.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/skiplist.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/prelude/mod.rs:129:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/skiplist.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | /// The number of elements in the skip list. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 106 | length: 0, [INFO] [stdout] | --------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.36s [INFO] running `Command { std: "docker" "inspect" "200e35d40412cd820a777fa2cbe70e3ac2d94dd47b3323a99ec63a767b062ceb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "200e35d40412cd820a777fa2cbe70e3ac2d94dd47b3323a99ec63a767b062ceb", kill_on_drop: false }` [INFO] [stdout] 200e35d40412cd820a777fa2cbe70e3ac2d94dd47b3323a99ec63a767b062ceb [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 -Copt-level=3" "-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" "+61223975d46f794466efa832bc7562b9707ecc46" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 677f00feb287a162fc408fc4cbd04fb290d55507956a6b44742ff15f76d70e03 [INFO] running `Command { std: "docker" "start" "-a" "677f00feb287a162fc408fc4cbd04fb290d55507956a6b44742ff15f76d70e03", kill_on_drop: false }` [INFO] [stderr] warning: the item `TryInto` is imported redundantly [INFO] [stderr] --> src/skiplist.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::convert::TryInto; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] --> /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/prelude/mod.rs:129:13 [INFO] [stderr] | [INFO] [stderr] = note: the item `TryInto` is already defined here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/skiplist.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 105 | /// The number of elements in the skip list. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 106 | length: 0, [INFO] [stderr] | --------- rustdoc does not generate documentation for expression fields [INFO] [stderr] | [INFO] [stderr] = help: use `//` for a plain comment [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `nerdondon-hopscotch` (lib) generated 2 warnings [INFO] [stderr] warning: `nerdondon-hopscotch` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nerdondon_hopscotch-0b15d6ffe9b2ab28) [INFO] [stdout] [INFO] [stdout] running 26 tests [INFO] [stdout] test skiplist::tests::entries_returns_a_vec_with_the_key_value_pairs_of_elements ... ok [INFO] [stdout] test skiplist::tests::get_an_element_at_the_head ... ok [INFO] [stdout] test skiplist::tests::get_an_element_at_the_tail ... ok [INFO] [stdout] test skiplist::tests::get_an_element_in_the_middle ... ok [INFO] [stdout] test skiplist::tests::insert_can_add_an_element_between_existing_elements ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_find_greater_or_equal_returns_correct_responses ... ok [INFO] [stdout] test skiplist::tests::remove_can_remove_all_elements_from_the_skip_list ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_find_less_than_returns_correct_responses ... ok [INFO] [stdout] test skiplist::tests::remove_can_remove_an_item_from_the_middle_of_the_skip_list ... ok [INFO] [stdout] test skiplist::tests::insert_can_add_an_element_after_an_existing_element ... ok [INFO] [stdout] test skiplist::tests::insert_can_add_an_element_before_an_existing_element ... ok [INFO] [stdout] test skiplist::tests::remove_can_remove_an_item_from_the_front_of_the_skip_list ... ok [INFO] [stdout] test skiplist::tests::remove_can_remove_an_item_from_the_back_of_the_skip_list ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_is_empty_returns_false ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_getting_a_non_existent_element_returns_none ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_last_returns_references_to_the_last_key_value_pair ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_insert_can_add_an_element ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_first_returns_none ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_get_returns_none ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_is_empty_returns_true ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_last_returns_none ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_first_returns_references_to_the_first_key_value_pair ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_collect_returns_an_empty_vec ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_len_returns_zero ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_remove_does_nothing ... ok [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stdout] test skiplist::tests::get_approx_mem_usage_provides_decent_estimates ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- skiplist::tests::get_approx_mem_usage_provides_decent_estimates stdout ---- [INFO] [stdout] thread 'skiplist::tests::get_approx_mem_usage_provides_decent_estimates' panicked at src/skiplist.rs:1078:9: [INFO] [stdout] Expected the actual memory usage approximation (96) to be greater than 18446744073709551610 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f30e5791e6 - std::backtrace_rs::backtrace::libunwind::trace::h68e08e31a5edd928 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5 [INFO] [stdout] 1: 0x55f30e5791e6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8e4d3186f828cab [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55f30e5791e6 - std::sys_common::backtrace::_print_fmt::hdcdca1c0665ccefc [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:68:5 [INFO] [stdout] 3: 0x55f30e5791e6 - ::fmt::h752651e67cc277a4 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stdout] 4: 0x55f30e5a0b9c - core::fmt::rt::Argument::fmt::h4e7c3e22f7386287 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/fmt/rt.rs:142:9 [INFO] [stdout] 5: 0x55f30e5a0b9c - core::fmt::write::hd44b1d45ba162e21 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/fmt/mod.rs:1120:17 [INFO] [stdout] 6: 0x55f30e576a9f - std::io::Write::write_fmt::hdb67a49a0754f939 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/io/mod.rs:1846:15 [INFO] [stdout] 7: 0x55f30e578f94 - std::sys_common::backtrace::_print::hbca331de1381491f [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stdout] 8: 0x55f30e578f94 - std::sys_common::backtrace::print::hade58077d78c625d [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stdout] 9: 0x55f30e57ac8b - std::panicking::default_hook::{{closure}}::hc9f80a2cdc6be4c4 [INFO] [stdout] 10: 0x55f30e57a95d - std::panicking::default_hook::h1fc68886dc215416 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:289:9 [INFO] [stdout] 11: 0x55f30e5438b7 - as core::ops::function::Fn>::call::ha16821620acc0367 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/alloc/src/boxed.rs:2030:9 [INFO] [stdout] 12: 0x55f30e5438b7 - test::test_main::{{closure}}::h1a3ed7cd910c2945 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:137:21 [INFO] [stdout] 13: 0x55f30e57b2c0 - as core::ops::function::Fn>::call::he260753ff79c0e70 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/alloc/src/boxed.rs:2030:9 [INFO] [stdout] 14: 0x55f30e57b2c0 - std::panicking::rust_panic_with_hook::heff73da0ddd67492 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:786:13 [INFO] [stdout] 15: 0x55f30e57b002 - std::panicking::begin_panic_handler::{{closure}}::h141137f9c7de1e02 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:660:13 [INFO] [stdout] 16: 0x55f30e5796c6 - std::sys_common::backtrace::__rust_end_short_backtrace::hbde4e66d30db627d [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:171:18 [INFO] [stdout] 17: 0x55f30e57ad34 - rust_begin_unwind [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:648:5 [INFO] [stdout] 18: 0x55f30e502355 - core::panicking::panic_fmt::h92fcc83e4972ca9b [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/panicking.rs:72:14 [INFO] [stdout] 19: 0x55f30e507d6b - nerdondon_hopscotch::skiplist::tests::get_approx_mem_usage_provides_decent_estimates::h6ab57fbe5b92e4ba [INFO] [stdout] 20: 0x55f30e50d889 - nerdondon_hopscotch::skiplist::tests::get_approx_mem_usage_provides_decent_estimates::{{closure}}::he8a1cb9a5ca7d155 [INFO] [stdout] at /opt/rustwide/workdir/src/skiplist.rs:997:56 [INFO] [stdout] 21: 0x55f30e50d889 - core::ops::function::FnOnce::call_once::h1479cc99a0c6f50c [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 22: 0x55f30e54901f - core::ops::function::FnOnce::call_once::hb5d425830acba2e8 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x55f30e54901f - test::__rust_begin_short_backtrace::h8054e86d0f5ccc86 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:620:18 [INFO] [stdout] 24: 0x55f30e547c30 - test::run_test_in_process::{{closure}}::h85d13cb166c10721 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:643:60 [INFO] [stdout] 25: 0x55f30e547c30 - as core::ops::function::FnOnce<()>>::call_once::hc3dc86b8d5205a04 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 26: 0x55f30e547c30 - std::panicking::try::do_call::hc17666b06748adad [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:555:40 [INFO] [stdout] 27: 0x55f30e547c30 - std::panicking::try::h1e9fba0c97684d1d [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:519:19 [INFO] [stdout] 28: 0x55f30e547c30 - std::panic::catch_unwind::h8328c2da9899627c [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panic.rs:142:14 [INFO] [stdout] 29: 0x55f30e547c30 - test::run_test_in_process::hf19a99f254958c9c [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:643:27 [INFO] [stdout] 30: 0x55f30e547c30 - test::run_test::{{closure}}::hba6ab6b94e515411 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:566:43 [INFO] [stdout] 31: 0x55f30e50ff73 - test::run_test::{{closure}}::h6ac7c2253cb9cc0f [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:594:41 [INFO] [stdout] 32: 0x55f30e50ff73 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb4fbc53b7e758a6f [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:155:18 [INFO] [stdout] 33: 0x55f30e514c9f - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha24970823708ac98 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/thread/mod.rs:528:17 [INFO] [stdout] 34: 0x55f30e514c9f - as core::ops::function::FnOnce<()>>::call_once::h16db0733eff2a03c [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 35: 0x55f30e514c9f - std::panicking::try::do_call::hc2890dbc9a490eee [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:555:40 [INFO] [stdout] 36: 0x55f30e514c9f - std::panicking::try::ha67ad75b01f98422 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:519:19 [INFO] [stdout] 37: 0x55f30e514c9f - std::panic::catch_unwind::h26725df9ddb3fcd2 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panic.rs:142:14 [INFO] [stdout] 38: 0x55f30e514c9f - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0e59407b0ff3ed8 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/thread/mod.rs:527:30 [INFO] [stdout] 39: 0x55f30e514c9f - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd4eb105f82d3bb8e [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 40: 0x55f30e57f525 - as core::ops::function::FnOnce>::call_once::h28564f61ef15890d [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/alloc/src/boxed.rs:2016:9 [INFO] [stdout] 41: 0x55f30e57f525 - as core::ops::function::FnOnce>::call_once::h03728738d990d027 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/alloc/src/boxed.rs:2016:9 [INFO] [stdout] 42: 0x55f30e57f525 - std::sys::pal::unix::thread::Thread::new::thread_start::heb455c9485795637 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys/pal/unix/thread.rs:108:17 [INFO] [stdout] 43: 0x7f25de20bac3 - [INFO] [stdout] 44: 0x7f25de29cbf4 - __clone [INFO] [stdout] 45: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] skiplist::tests::get_approx_mem_usage_provides_decent_estimates [INFO] [stdout] [INFO] [stdout] test result: FAILED. 25 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "677f00feb287a162fc408fc4cbd04fb290d55507956a6b44742ff15f76d70e03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "677f00feb287a162fc408fc4cbd04fb290d55507956a6b44742ff15f76d70e03", kill_on_drop: false }` [INFO] [stdout] 677f00feb287a162fc408fc4cbd04fb290d55507956a6b44742ff15f76d70e03