[INFO] fetching crate similar 2.7.0... [INFO] testing similar-2.7.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate similar 2.7.0 into /workspace/builds/worker-6-tc1/source [INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml [INFO] started tweaking crates.io crate similar 2.7.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate similar 2.7.0 [INFO] tweaked toml for crates.io crate similar 2.7.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate similar 2.7.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate similar 2.7.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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 unicode-width v0.1.10 [INFO] [stderr] Downloaded serde_derive v1.0.130 [INFO] [stderr] Downloaded console v0.15.7 [INFO] [stderr] Downloaded serde v1.0.130 [INFO] [stderr] Downloaded memchr v2.6.0 [INFO] [stderr] Downloaded serde_json v1.0.68 [INFO] [stderr] Downloaded unicode-segmentation v1.10.1 [INFO] [stderr] Downloaded bstr v1.5.0 [INFO] [stderr] Downloaded insta v1.31.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce7a35707c3654640f6fc6eae399aebde43340f762be3611790ec87d91418bd3 [INFO] running `Command { std: "docker" "start" "-a" "ce7a35707c3654640f6fc6eae399aebde43340f762be3611790ec87d91418bd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce7a35707c3654640f6fc6eae399aebde43340f762be3611790ec87d91418bd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce7a35707c3654640f6fc6eae399aebde43340f762be3611790ec87d91418bd3", kill_on_drop: false }` [INFO] [stdout] ce7a35707c3654640f6fc6eae399aebde43340f762be3611790ec87d91418bd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 717203ea7e49ab7bc674cf4f517a415bb261c7c333cbd0581c9651fc49a5aa17 [INFO] running `Command { std: "docker" "start" "-a" "717203ea7e49ab7bc674cf4f517a415bb261c7c333cbd0581c9651fc49a5aa17", kill_on_drop: false }` [INFO] [stderr] Compiling similar v2.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/algorithms/utils.rs:68:28 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn unique(lookup: &Idx, range: Range) -> Vec> [INFO] [stdout] | ^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 68 | pub fn unique(lookup: &Idx, range: Range) -> Vec> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "717203ea7e49ab7bc674cf4f517a415bb261c7c333cbd0581c9651fc49a5aa17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "717203ea7e49ab7bc674cf4f517a415bb261c7c333cbd0581c9651fc49a5aa17", kill_on_drop: false }` [INFO] [stdout] 717203ea7e49ab7bc674cf4f517a415bb261c7c333cbd0581c9651fc49a5aa17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 482d7813e04e4c4c69d03a74a525e41cfe5ae852c8b1d6cd30cd719cf3fb8e3e [INFO] running `Command { std: "docker" "start" "-a" "482d7813e04e4c4c69d03a74a525e41cfe5ae852c8b1d6cd30cd719cf3fb8e3e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Compiling unicode-width v0.1.10 [INFO] [stderr] Compiling linked-hash-map v0.5.6 [INFO] [stderr] Compiling similar v2.2.1 [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/algorithms/utils.rs:68:28 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn unique(lookup: &Idx, range: Range) -> Vec> [INFO] [stdout] | ^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 68 | pub fn unique(lookup: &Idx, range: Range) -> Vec> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling console v0.15.7 [INFO] [stderr] Compiling insta v1.31.0 [INFO] [stderr] Compiling similar v2.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/algorithms/utils.rs:68:28 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn unique(lookup: &Idx, range: Range) -> Vec> [INFO] [stdout] | ^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 68 | pub fn unique(lookup: &Idx, range: Range) -> Vec> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 8.30s [INFO] running `Command { std: "docker" "inspect" "482d7813e04e4c4c69d03a74a525e41cfe5ae852c8b1d6cd30cd719cf3fb8e3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "482d7813e04e4c4c69d03a74a525e41cfe5ae852c8b1d6cd30cd719cf3fb8e3e", kill_on_drop: false }` [INFO] [stdout] 482d7813e04e4c4c69d03a74a525e41cfe5ae852c8b1d6cd30cd719cf3fb8e3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 6159fd96ca978720439d3d0ed83bde4586415de6a7d9048c904d8efecac35aa4 [INFO] running `Command { std: "docker" "start" "-a" "6159fd96ca978720439d3d0ed83bde4586415de6a7d9048c904d8efecac35aa4", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/algorithms/utils.rs:68:28 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn unique(lookup: &Idx, range: Range) -> Vec> [INFO] [stderr] | ^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 68 | pub fn unique(lookup: &Idx, range: Range) -> Vec> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `similar` (lib) generated 1 warning (run `cargo fix --lib -p similar` to apply 1 suggestion) [INFO] [stderr] warning: `similar` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/similar-77867cca184b6ec1) [INFO] [stdout] [INFO] [stdout] running 41 tests [INFO] [stdout] test algorithms::lcs::test_finish_called ... ok [INFO] [stdout] test algorithms::lcs::test_table ... ok [INFO] [stdout] test algorithms::myers::test_find_middle_snake ... ok [INFO] [stdout] test algorithms::myers::test_finish_called ... ok [INFO] [stdout] test algorithms::patience::test_finish_called ... ok [INFO] [stdout] test algorithms::utils::test_common_prefix_len ... ok [INFO] [stdout] test algorithms::utils::test_common_suffix_len ... ok [INFO] [stdout] test algorithms::utils::test_int_hasher ... ok [INFO] [stdout] test algorithms::utils::test_unique ... ok [INFO] [stdout] test common::test_non_string_iter_change ... ok [INFO] [stdout] test algorithms::lcs::test_bad_range_regression ... ok [INFO] [stdout] test text::abstraction::test_split_lines ... ok [INFO] [stdout] test text::abstraction::test_split_words ... ok [INFO] [stdout] test text::abstraction::test_split_chars ... ok [INFO] [stdout] test algorithms::lcs::test_contiguous ... ok [INFO] [stdout] test algorithms::lcs::test_pat ... ok [INFO] [stdout] test algorithms::lcs::test_diff ... ok [INFO] [stdout] test algorithms::capture::test_capture_hook_grouping ... ok [INFO] [stdout] test algorithms::lcs::test_same ... ok [INFO] [stdout] test algorithms::myers::test_pat ... ok [INFO] [stdout] test text::test_get_close_matches ... ok [INFO] [stdout] test text::test_line_ops ... ok [INFO] [stdout] test algorithms::myers::test_diff ... ok [INFO] [stdout] test algorithms::myers::test_contiguous ... ok [INFO] [stdout] test algorithms::patience::test_patience_out_of_bounds_bug ... ok [INFO] [stdout] test algorithms::patience::test_patience ... ok [INFO] [stdout] test algorithms::replace::test_mayers_replace ... ok [INFO] [stdout] test algorithms::replace::test_replace ... ok [INFO] [stdout] test text::test_captured_ops ... ok [INFO] [stdout] test text::test_captured_word_ops ... ok [INFO] [stdout] test text::test_char_diff ... ok [INFO] [stdout] test text::test_unified_diff ... ok [INFO] [stdout] test text::test_ratio ... ok [INFO] [stdout] test text::test_regression_issue_37 ... ok [INFO] [stdout] test text::test_lifetimes_on_iter ... ok [INFO] [stdout] test text::test_virtual_newlines ... ok [INFO] [stdout] test udiff::test_empty_unified_diff ... ok [INFO] [stdout] test utils::test_remapper ... ok [INFO] [stdout] test udiff::test_unified_diff ... ok [INFO] [stdout] test udiff::test_unified_diff_newline_hint ... ok [INFO] [stdout] test algorithms::myers::test_deadline_reached ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6159fd96ca978720439d3d0ed83bde4586415de6a7d9048c904d8efecac35aa4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6159fd96ca978720439d3d0ed83bde4586415de6a7d9048c904d8efecac35aa4", kill_on_drop: false }` [INFO] [stdout] 6159fd96ca978720439d3d0ed83bde4586415de6a7d9048c904d8efecac35aa4