[INFO] fetching crate fp-collections 0.0.2... [INFO] testing fp-collections-0.0.2 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate fp-collections 0.0.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate fp-collections 0.0.2 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fp-collections 0.0.2 [INFO] finished tweaking crates.io crate fp-collections 0.0.2 [INFO] tweaked toml for crates.io crate fp-collections 0.0.2 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate fp-collections 0.0.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] f9eba06ed69052472a2e958bf7c4937c6cc1525b148c307eb7fcdffe397ef5f1 [INFO] running `Command { std: "docker" "start" "-a" "f9eba06ed69052472a2e958bf7c4937c6cc1525b148c307eb7fcdffe397ef5f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9eba06ed69052472a2e958bf7c4937c6cc1525b148c307eb7fcdffe397ef5f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9eba06ed69052472a2e958bf7c4937c6cc1525b148c307eb7fcdffe397ef5f1", kill_on_drop: false }` [INFO] [stdout] f9eba06ed69052472a2e958bf7c4937c6cc1525b148c307eb7fcdffe397ef5f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6acd95681dc18f005e338b418d469d24078dc86cdc412024601be9c63a93c6a4 [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" "6acd95681dc18f005e338b418d469d24078dc86cdc412024601be9c63a93c6a4", kill_on_drop: false }` [INFO] [stderr] Compiling fp-collections v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/list.rs:55:10 [INFO] [stdout] | [INFO] [stdout] 55 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/list.rs:122:10 [INFO] [stdout] | [INFO] [stdout] 122 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/list.rs:219:10 [INFO] [stdout] | [INFO] [stdout] 219 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/set.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `Command { std: "docker" "inspect" "6acd95681dc18f005e338b418d469d24078dc86cdc412024601be9c63a93c6a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6acd95681dc18f005e338b418d469d24078dc86cdc412024601be9c63a93c6a4", kill_on_drop: false }` [INFO] [stdout] 6acd95681dc18f005e338b418d469d24078dc86cdc412024601be9c63a93c6a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] e8189f31878907a054bea9aae1dde073d8223a9039d2925bd98660b69f109096 [INFO] running `Command { std: "docker" "start" "-a" "e8189f31878907a054bea9aae1dde073d8223a9039d2925bd98660b69f109096", kill_on_drop: false }` [INFO] [stderr] Compiling fp-collections v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/list.rs:55:10 [INFO] [stdout] | [INFO] [stdout] 55 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/list.rs:122:10 [INFO] [stdout] | [INFO] [stdout] 122 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/list.rs:219:10 [INFO] [stdout] | [INFO] [stdout] 219 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/set.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/list.rs:55:10 [INFO] [stdout] | [INFO] [stdout] 55 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/list.rs:122:10 [INFO] [stdout] | [INFO] [stdout] 122 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/list.rs:219:10 [INFO] [stdout] | [INFO] [stdout] 219 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/set.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.29s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/fp_collections-5d012cdfd8901375) [INFO] [stderr] Executable tests/helpers.rs (/opt/rustwide/target/debug/deps/helpers-befa60370a42b341) [INFO] [stderr] Executable tests/list.rs (/opt/rustwide/target/debug/deps/list-fcadca85ee3bb048) [INFO] [stderr] Executable tests/set.rs (/opt/rustwide/target/debug/deps/set-69d26c677975508f) [INFO] running `Command { std: "docker" "inspect" "e8189f31878907a054bea9aae1dde073d8223a9039d2925bd98660b69f109096", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8189f31878907a054bea9aae1dde073d8223a9039d2925bd98660b69f109096", kill_on_drop: false }` [INFO] [stdout] e8189f31878907a054bea9aae1dde073d8223a9039d2925bd98660b69f109096 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 61a2678e32b8997871ac0c9e536d01063137fbb346af7dc7dc322bd14a6dace0 [INFO] running `Command { std: "docker" "start" "-a" "61a2678e32b8997871ac0c9e536d01063137fbb346af7dc7dc322bd14a6dace0", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/list.rs:55:10 [INFO] [stderr] | [INFO] [stderr] 55 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/list.rs:122:10 [INFO] [stderr] | [INFO] [stderr] 122 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/list.rs:219:10 [INFO] [stderr] | [INFO] [stderr] 219 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/set.rs:37:10 [INFO] [stderr] | [INFO] [stderr] 37 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: `fp-collections` (lib) generated 4 warnings [INFO] [stderr] warning: `fp-collections` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fp_collections-5d012cdfd8901375) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/helpers.rs (/opt/rustwide/target/debug/deps/helpers-befa60370a42b341) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test compose2::it_composes_different_types ... ok [INFO] [stdout] test compose2::it_composes_same_types ... ok [INFO] [stdout] test identity::it_returns_what_it_gets ... ok [INFO] [stderr] Running tests/list.rs (/opt/rustwide/target/debug/deps/list-fcadca85ee3bb048) [INFO] [stdout] test compose::it_composes_different_types ... ok [INFO] [stdout] test compose::it_composes_same_types ... ok [INFO] [stdout] test constant::it_returns_a_getter ... ok [INFO] [stdout] test identity::it_can_be_used_pointfree ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 43 tests [INFO] [stdout] test it_creates_list ... ok [INFO] [stdout] test list_from::it_returns_list_from_array ... ok [INFO] [stdout] test ls_append::it_prepends_an_item_to_an_empty_list ... ok [INFO] [stdout] test ls_append::it_prepends_an_item_to_the_list ... ok [INFO] [stdout] test ls_concat::it_concat_empty_list_list ... ok [INFO] [stdout] test ls_concat::it_concat_list_and_empty_list ... ok [INFO] [stdout] test ls_concat::it_concat_two_lists ... ok [INFO] [stdout] test ls_filter::it_filters_an_empty_list ... ok [INFO] [stdout] test ls_filter::it_filters_out_a_list_of_even_numbers ... ok [INFO] [stdout] test ls_foldl::it_sums_a_list ... ok [INFO] [stdout] test ls_foldl::it_sums_an_empty_list ... ok [INFO] [stdout] test ls_foldr::it_sums_a_list ... ok [INFO] [stdout] test ls_get::it_returns_none_if_it_doesnt_exists ... ok [INFO] [stdout] test ls_get::it_returns_some_item_at_index_if_it_exists ... ok [INFO] [stdout] test ls_head::it_returns_none_if_it_doesnt_exists ... ok [INFO] [stdout] test ls_head::it_returns_some_head_if_it_exists ... ok [INFO] [stdout] test ls_is_empty::it_returns_false_for_nonempty_list ... ok [INFO] [stdout] test ls_is_empty::it_returns_true_for_empty_list ... ok [INFO] [stdout] test ls_map::it_maps_a_list ... ok [INFO] [stdout] test ls_map::it_maps_an_empty_list ... ok [INFO] [stdout] test ls_merge::it_merge_empty_lists ... ok [INFO] [stdout] test ls_merge::it_merge_list_and_empty_list ... ok [INFO] [stdout] test ls_merge::it_merge_lists ... ok [INFO] [stdout] test ls_partition::it_partitions_list ... ok [INFO] [stdout] test ls_prepend::it_prepends_an_item_to_an_empty_list ... ok [INFO] [stdout] test ls_prepend::it_prepends_an_item_to_the_list ... ok [INFO] [stdout] test ls_qsort::it_is_identity_for_sorted_list ... ok [INFO] [stdout] test ls_qsort::it_returns_empty_for_empty_list ... ok [INFO] [stdout] test ls_qsort_by::it_is_identity_for_sorted_list ... ok [INFO] [stdout] test ls_qsort::it_sorts_list ... ok [INFO] [stdout] test ls_qsort_by::it_returns_empty_for_empty_list ... ok [INFO] [stdout] test ls_qsort_by::it_sorts_list ... ok [INFO] [stdout] test ls_reverse::it_reverses_list ... ok [INFO] [stdout] test ls_sort::it_sort_empty_list ... ok [INFO] [stdout] test ls_sort::it_sort_list ... ok [INFO] [stdout] test ls_tail::it_returns_none_if_it_doesnt_exists ... ok [INFO] [stdout] test ls_concat::it_concat_two_empty_lists ... ok [INFO] [stdout] test ls_clone::it_clone_list_correctly ... ok [INFO] [stdout] test list_from::it_returns_list_from_iterator ... ok [INFO] [stdout] test ls_tail::it_returns_some_head_if_it_exists ... ok [INFO] [stdout] test ls_eq::it_returns_true_if_same ... ok [INFO] [stdout] test ls_eq::it_returns_false_if_different ... ok [INFO] [stdout] test ls_eq::it_returns_false_for_different_lengths ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/set.rs (/opt/rustwide/target/debug/deps/set-69d26c677975508f) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test set_create ... ok [INFO] [stderr] Doc-tests fp-collections [INFO] [stdout] test set_remove::it_removes_value_from_set ... ok [INFO] [stdout] test set_add::it_adds_values_in_set ... ok [INFO] [stdout] test set_max_elt::it_returns_max_element_in_set ... ok [INFO] [stdout] test set_from_vec::it_returns_vec_from_set ... ok [INFO] [stdout] test set_mem::it_checks_membership_in_set ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> /opt/rustwide/workdir/src/list.rs:55:10 [INFO] [stderr] | [INFO] [stderr] 55 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> /opt/rustwide/workdir/src/list.rs:122:10 [INFO] [stderr] | [INFO] [stderr] 122 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> /opt/rustwide/workdir/src/list.rs:219:10 [INFO] [stderr] | [INFO] [stderr] 219 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> /opt/rustwide/workdir/src/set.rs:37:10 [INFO] [stderr] | [INFO] [stderr] 37 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "61a2678e32b8997871ac0c9e536d01063137fbb346af7dc7dc322bd14a6dace0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61a2678e32b8997871ac0c9e536d01063137fbb346af7dc7dc322bd14a6dace0", kill_on_drop: false }` [INFO] [stdout] 61a2678e32b8997871ac0c9e536d01063137fbb346af7dc7dc322bd14a6dace0