[INFO] fetching crate clustr 0.1.2...
[INFO] testing clustr-0.1.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate clustr 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate clustr 0.1.2
[INFO] finished tweaking crates.io crate clustr 0.1.2
[INFO] tweaked toml for crates.io crate clustr 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate clustr 0.1.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b6dcc489d503d3dd7c496d7992fbf12809d0ce1462389e072e9c2aaea73c1fa
[INFO] running `Command { std: "docker" "start" "-a" "8b6dcc489d503d3dd7c496d7992fbf12809d0ce1462389e072e9c2aaea73c1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b6dcc489d503d3dd7c496d7992fbf12809d0ce1462389e072e9c2aaea73c1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b6dcc489d503d3dd7c496d7992fbf12809d0ce1462389e072e9c2aaea73c1fa", kill_on_drop: false }`
[INFO] [stdout] 8b6dcc489d503d3dd7c496d7992fbf12809d0ce1462389e072e9c2aaea73c1fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa11b67164552a9945ca289fa1ef77636815a92b3aff70045e4f87081496c586
[INFO] running `Command { std: "docker" "start" "-a" "aa11b67164552a9945ca289fa1ef77636815a92b3aff70045e4f87081496c586", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling ieee754 v0.2.6
[INFO] [stderr]    Compiling edit-distance v2.2.2
[INFO] [stderr]    Compiling fast-math v0.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling clustr v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "aa11b67164552a9945ca289fa1ef77636815a92b3aff70045e4f87081496c586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa11b67164552a9945ca289fa1ef77636815a92b3aff70045e4f87081496c586", kill_on_drop: false }`
[INFO] [stdout] aa11b67164552a9945ca289fa1ef77636815a92b3aff70045e4f87081496c586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49d7a04697d530d9f48b1ab335a85a3a5ba2cc8a80f1b99270bbf001425f731d
[INFO] running `Command { std: "docker" "start" "-a" "49d7a04697d530d9f48b1ab335a85a3a5ba2cc8a80f1b99270bbf001425f731d", kill_on_drop: false }`
[INFO] [stderr]    Compiling clustr v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "49d7a04697d530d9f48b1ab335a85a3a5ba2cc8a80f1b99270bbf001425f731d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d7a04697d530d9f48b1ab335a85a3a5ba2cc8a80f1b99270bbf001425f731d", kill_on_drop: false }`
[INFO] [stdout] 49d7a04697d530d9f48b1ab335a85a3a5ba2cc8a80f1b99270bbf001425f731d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e50a9d89b426c99dc2c6941bce6b0c9be7acdbdf389bddbbb38efc09d4664e0f
[INFO] running `Command { std: "docker" "start" "-a" "e50a9d89b426c99dc2c6941bce6b0c9be7acdbdf389bddbbb38efc09d4664e0f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/clustr-db310b45d2c18424)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test clustering::cluster::tests::clusters::test_cluster_correct ... ok
[INFO] [stdout] test clustering::cluster::tests::clusters::test_clusters_formed_below_max_edit_frac ... ok
[INFO] [stdout] test clustering::cluster::tests::init_container::test_structure_correct ... ok
[INFO] [stdout] test clustering::merge::tests::merge_clusters::test_merge_full_overlap ... ok
[INFO] [stdout] test clustering::merge::tests::merge_clusters::test_merge_max_edit_frac_correct ... ok
[INFO] [stdout] test clustering::merge::tests::merge_clusters::test_partial_overlap ... ok
[INFO] [stdout] test clustering::cluster::tests::clusters::test_clusters_formed_equal_max_edit_frac ... ok
[INFO] [stdout] test clustering::merge::tests::merge_clusters::test_merge_no_overlap ... ok
[INFO] [stdout] test metric::similarity::tests::is_similar::is_similar_accepts_max_edit ... ok
[INFO] [stdout] test metric::similarity::tests::max_edit_distance::max_edit_handles_empty ... ok
[INFO] [stdout] test metric::similarity::tests::is_similar::is_similar_rejects_above_max_edit ... ok
[INFO] [stdout] test metric::similarity::tests::max_edit_distance::max_edit_calculation_applies_floor ... ok
[INFO] [stdout] test metric::similarity::tests::max_edit_distance::max_edit_calculation_correct ... ok
[INFO] [stdout] test metric::similarity::tests::is_similar::is_similar_accepts_below_max_edit ... ok
[INFO] [stdout] test metric::similarity::tests::max_edit_distance::max_edit_shorted_string_selected ... ok
[INFO] [stdout] test threading::aggregation::tests::test_non_zero_max_edit_frac_one_merge ... ok
[INFO] [stdout] test threading::formation::tests::test_correct_equal_work_per_thread ... ok
[INFO] [stdout] test threading::aggregation::tests::test_no_merge ... ok
[INFO] [stdout] test threading::aggregation::tests::test_two_merge_one_pass ... ok
[INFO] [stdout] test threading::formation::tests::test_equal_threads_and_inputs ... ok
[INFO] [stdout] test threading::aggregation::tests::test_six_merge_one_pass ... ok
[INFO] [stdout] test threading::aggregation::tests::test_three_merge ... ok
[INFO] [stdout] test clustering::cluster::tests::clusters::test_no_clusters ... ok
[INFO] [stdout] test threading::aggregation::tests::test_two_merge_multiple_element_clusters ... ok
[INFO] [stdout] test threading::aggregation::tests::test_one_merge ... ok
[INFO] [stdout] test threading::formation::tests::test_unequal_work_per_thread ... ok
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-260e6cc656d2fd8f)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_reject_edit_frac_above_one ... ok
[INFO] [stdout] test test_reject_max_edit_frac_below_zero ... ok
[INFO] [stdout] test test_reject_empty_vector ... ok
[INFO] [stdout] test test_one_input_string_accepted ... ok
[INFO] [stdout] test test_edit_frac_zero_accepted ... ok
[INFO] [stdout] test test_reject_more_threads_than_strings ... ok
[INFO] [stdout] test test_reject_zero_threads_commissioned ... ok
[INFO] [stdout] test test_output_consistent_across_thread_counts ... ok
[INFO] [stdout] test test_edit_frac_one_accepted ... ok
[INFO] [stdout] test test_edit_frac_applied_correctly ... ok
[INFO] [stdout] test test_basic_correctness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests clustr
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - cluster_strings (line 120) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - (line 59) ... ok
[INFO] [stdout] test src/lib.rs - cluster_strings (line 104) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e50a9d89b426c99dc2c6941bce6b0c9be7acdbdf389bddbbb38efc09d4664e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e50a9d89b426c99dc2c6941bce6b0c9be7acdbdf389bddbbb38efc09d4664e0f", kill_on_drop: false }`
[INFO] [stdout] e50a9d89b426c99dc2c6941bce6b0c9be7acdbdf389bddbbb38efc09d4664e0f