[INFO] crate strata 0.1.1 is already in cache
[INFO] testing strata-0.1.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate strata 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate strata 0.1.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate strata 0.1.1
[INFO] finished tweaking crates.io crate strata 0.1.1
[INFO] tweaked toml for crates.io crate strata 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 981bf921c564216d0f04deab144a14be63875689e2f06ac494beb7f740057c0a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "981bf921c564216d0f04deab144a14be63875689e2f06ac494beb7f740057c0a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling strata v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "981bf921c564216d0f04deab144a14be63875689e2f06ac494beb7f740057c0a"`
[INFO] running `"docker" "rm" "-f" "981bf921c564216d0f04deab144a14be63875689e2f06ac494beb7f740057c0a"`
[INFO] [stdout] 981bf921c564216d0f04deab144a14be63875689e2f06ac494beb7f740057c0a
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0a8c4c25d9157655f4c3db9ff03872152abb1b6a8c0162ce71fb6f227af7b62
[INFO] running `"docker" "start" "-a" "e0a8c4c25d9157655f4c3db9ff03872152abb1b6a8c0162ce71fb6f227af7b62"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling strata v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1112:33
[INFO] [stderr]      |
[INFO] [stderr] 1112 |         fn shrink(&self) -> Box<Iterator<Item = Self>> {
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Self>`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1881:51
[INFO] [stderr]      |
[INFO] [stderr] 1881 |         fn clone_quickcheck_algebra(&self) -> Box<QuickcheckAlgebra + Send>;
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1888:51
[INFO] [stderr]      |
[INFO] [stderr] 1888 |         fn clone_quickcheck_algebra(&self) -> Box<QuickcheckAlgebra + Send> {
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1894:37
[INFO] [stderr]      |
[INFO] [stderr] 1894 |     struct ArbitraryAlgebraTree(Box<QuickcheckAlgebra + Send>);
[INFO] [stderr]      |                                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1937:32
[INFO] [stderr]      |
[INFO] [stderr] 1937 |                     let c: Box<QuickcheckAlgebra + Send> = match g.gen_range(0, 7) {
[INFO] [stderr]      |                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.76s
[INFO] running `"docker" "inspect" "e0a8c4c25d9157655f4c3db9ff03872152abb1b6a8c0162ce71fb6f227af7b62"`
[INFO] running `"docker" "rm" "-f" "e0a8c4c25d9157655f4c3db9ff03872152abb1b6a8c0162ce71fb6f227af7b62"`
[INFO] [stdout] e0a8c4c25d9157655f4c3db9ff03872152abb1b6a8c0162ce71fb6f227af7b62
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] ca1bde871a76d6043d522ac55702089d2ba7e1132c9f01d13ce793bf1a9d4bbf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ca1bde871a76d6043d522ac55702089d2ba7e1132c9f01d13ce793bf1a9d4bbf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1112:33
[INFO] [stderr]      |
[INFO] [stderr] 1112 |         fn shrink(&self) -> Box<Iterator<Item = Self>> {
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Self>`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1881:51
[INFO] [stderr]      |
[INFO] [stderr] 1881 |         fn clone_quickcheck_algebra(&self) -> Box<QuickcheckAlgebra + Send>;
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1888:51
[INFO] [stderr]      |
[INFO] [stderr] 1888 |         fn clone_quickcheck_algebra(&self) -> Box<QuickcheckAlgebra + Send> {
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1894:37
[INFO] [stderr]      |
[INFO] [stderr] 1894 |     struct ArbitraryAlgebraTree(Box<QuickcheckAlgebra + Send>);
[INFO] [stderr]      |                                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1937:32
[INFO] [stderr]      |
[INFO] [stderr] 1937 |                     let c: Box<QuickcheckAlgebra + Send> = match g.gen_range(0, 7) {
[INFO] [stderr]      |                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/strata-13968301933bd6f8
[INFO] [stdout] 
[INFO] [stdout] running 100 tests
[INFO] [stdout] test test::contained_in_needle_and_haystack_exactly_match ... ok
[INFO] [stdout] test test::both_of_lists_do_not_have_extents_starting_after_point ... ok
[INFO] [stdout] test test::both_of_intersects_nonempty_lists ... ok
[INFO] [stdout] test test::both_of_lists_have_extents_starting_after_point ... ok
[INFO] [stdout] test test::both_of_merges_overlapping_lists_nested_at_start ... ok
[INFO] [stdout] test test::contained_in_needle_ends_too_late ... ok
[INFO] [stdout] test test::contained_in_needle_is_fully_within_haystack ... ok
[INFO] [stdout] test test::contained_in_needle_end_matches_haystack_end ... ok
[INFO] [stdout] test test::both_of_intersects_overlapping_nonnested_lists ... ok
[INFO] [stdout] test test::contained_in_needle_start_matches_haystack_start ... ok
[INFO] [stdout] test test::both_of_intersects_empty_list_and_nonempty_list ... ok
[INFO] [stdout] test test::both_of_merges_overlapping_lists_nested_at_end ... ok
[INFO] [stdout] test test::both_of_merges_overlapping_nested_lists ... ok
[INFO] [stdout] test test::contained_in_needle_starts_too_early ... ok
[INFO] [stdout] test test::both_of_intersects_empty_lists ... ok
[INFO] [stdout] test test::containing_haystack_fully_around_needle ... ok
[INFO] [stdout] test test::containing_haystack_start_matches_needle_start ... ok
[INFO] [stdout] test test::document_rho_at_directional_end ... ok
[INFO] [stdout] test test::containing_haystack_starts_too_late ... ok
[INFO] [stdout] test test::document_rho_between_document_boundaries ... ok
[INFO] [stdout] test test::document_rho_at_document_end ... ok
[INFO] [stdout] test test::document_rho_at_document_start ... ok
[INFO] [stdout] test test::containing_haystack_ends_too_early ... ok
[INFO] [stdout] test test::document_rho_prime_at_directional_end ... ok
[INFO] [stdout] test test::document_rho_prime_between_document_boundaries ... ok
[INFO] [stdout] test test::document_rho_prime_before_directional_start ... ok
[INFO] [stdout] test test::document_tau_at_directional_end ... ok
[INFO] [stdout] test test::document_tau_at_document_end ... ok
[INFO] [stdout] test test::document_rho_prime_at_document_end ... ok
[INFO] [stdout] test test::containing_haystack_end_matches_needle_end ... ok
[INFO] [stdout] test test::containing_haystack_and_needle_exactly_match ... ok
[INFO] [stdout] test test::document_tau_at_document_start ... ok
[INFO] [stdout] test test::document_tau_between_document_boundaries ... ok
[INFO] [stdout] test test::document_rho_prime_at_document_start ... ok
[INFO] [stdout] test test::document_tau_prime_at_document_end ... ok
[INFO] [stdout] test test::document_tau_prime_at_directional_end ... ok
[INFO] [stdout] test test::document_tau_prime_between_document_boundaries ... ok
[INFO] [stdout] test test::document_tau_prime_matches_rho_prime ... ok
[INFO] [stdout] test test::extent_list_rho_finds_first_extent_ending_after_point ... ok
[INFO] [stdout] test test::extent_list_rho_finds_extents_that_end_at_same_point ... ok
[INFO] [stdout] test test::extent_list_tau_finds_extents_that_start_at_same_point ... ok
[INFO] [stdout] test test::extent_list_tau_finds_first_extent_starting_after_point ... ok
[INFO] [stdout] test test::extent_list_tau_returns_end_marker_if_no_match ... ok
[INFO] [stdout] test test::document_tau_matches_rho ... ok
[INFO] [stdout] test test::document_tau_prime_at_document_start ... ok
[INFO] [stdout] test test::document_tau_prime_before_directional_start ... ok
[INFO] [stdout] test test::followed_by_empty_lists ... ok
[INFO] [stdout] test test::followed_by_in_descending_order ... ok
[INFO] [stdout] test test::followed_by_one_empty_list ... ok
[INFO] [stdout] test test::extent_list_rho_returns_end_marker_if_no_match ... ok
[INFO] [stdout] test test::followed_by_in_ascending_order ... ok
[INFO] [stdout] test test::followed_by_overlapping ... ok
[INFO] [stdout] test test::both_of_any_k ... ok
[INFO] [stdout] test test::not_contained_in_needle_and_haystack_exactly_match ... ok
[INFO] [stdout] test test::not_contained_in_needle_end_matches_haystack_end ... ok
[INFO] [stdout] test test::both_of_all_tau_prime_matches_all_rho_prime ... ok
[INFO] [stdout] test test::contained_in_all_tau_prime_matches_all_rho_prime ... ok
[INFO] [stdout] test test::contained_in_all_tau_matches_all_rho ... ok
[INFO] [stdout] test test::extent_list_all_tau_matches_all_rho ... ok
[INFO] [stdout] test test::contained_in_any_k ... ok
[INFO] [stdout] test test::not_contained_in_needle_ends_too_late ... ok
[INFO] [stdout] test test::not_contained_in_needle_starts_too_early ... ok
[INFO] [stdout] test test::not_contained_in_needle_is_fully_within_haystack ... ok
[INFO] [stdout] test test::not_containing_haystack_and_needle_exactly_match ... ok
[INFO] [stdout] test test::not_containing_haystack_end_matches_needle_end ... ok
[INFO] [stdout] test test::not_containing_haystack_fully_around_needle ... ok
[INFO] [stdout] test test::not_contained_in_needle_start_matches_haystack_start ... ok
[INFO] [stdout] test test::not_containing_haystack_ends_too_early ... ok
[INFO] [stdout] test test::not_containing_haystack_start_matches_needle_start ... ok
[INFO] [stdout] test test::not_containing_haystack_starts_too_late ... ok
[INFO] [stdout] test test::one_of_merges_empty_list_and_nonempty_list ... ok
[INFO] [stdout] test test::one_of_merges_empty_lists ... ok
[INFO] [stdout] test test::one_of_merges_nonempty_lists ... ok
[INFO] [stdout] test test::containing_any_k ... ok
[INFO] [stdout] test test::one_of_merges_overlapping_lists_nested_at_start ... ok
[INFO] [stdout] test test::not_contained_in_all_tau_matches_all_rho ... ok
[INFO] [stdout] test test::one_of_merges_overlapping_lists_nested_at_end ... ok
[INFO] [stdout] test test::one_of_rho_nested_extents ... ok
[INFO] [stdout] test test::containing_all_tau_matches_all_rho ... ok
[INFO] [stdout] test test::one_of_merges_overlapping_nonnested_lists ... ok
[INFO] [stdout] test test::one_of_merges_overlapping_nested_lists ... ok
[INFO] [stdout] test test::one_of_rho_overlapping_extents ... ok
[INFO] [stdout] test test::one_of_rho_one_empty_list ... ok
[INFO] [stdout] test test::not_contained_in_any_k ... ok
[INFO] [stdout] test test::containing_all_tau_prime_matches_all_rho_prime ... ok
[INFO] [stdout] test test::one_of_rho_nested_extents_with_trailing_extent ... ok
[INFO] [stdout] test test::one_of_rho_overlapping_and_nested_extents ... ok
[INFO] [stdout] test test::not_containing_any_k ... ok
[INFO] [stdout] test test::one_of_any_k ... ok
[INFO] [stdout] test test::followed_by_any_k ... ok
[INFO] [stdout] test test::followed_by_all_tau_matches_all_rho ... ok
[INFO] [stdout] test test::not_containing_all_tau_prime_matches_all_rho_prime ... ok
[INFO] [stdout] test test::followed_by_all_tau_prime_matches_all_rho_prime ... ok
[INFO] [stdout] test test::not_contained_in_all_tau_prime_matches_all_rho_prime ... ok
[INFO] [stdout] test test::not_containing_all_tau_matches_all_rho ... ok
[INFO] [stdout] test test::both_of_all_tau_matches_all_rho ... ok
[INFO] [stdout] test test::one_of_all_tau_matches_all_rho ... ok
[INFO] [stdout] test test::tree_of_operators_all_tau_prime_matches_all_rho_prime ... ok
[INFO] [stdout] test test::tree_of_operators_all_tau_matches_all_rho ... ok
[INFO] [stdout] test test::tree_of_operators_any_k ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 100 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests strata
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ca1bde871a76d6043d522ac55702089d2ba7e1132c9f01d13ce793bf1a9d4bbf"`
[INFO] running `"docker" "rm" "-f" "ca1bde871a76d6043d522ac55702089d2ba7e1132c9f01d13ce793bf1a9d4bbf"`
[INFO] [stdout] ca1bde871a76d6043d522ac55702089d2ba7e1132c9f01d13ce793bf1a9d4bbf