[INFO] fetching crate fgoxide 0.6.0... [INFO] testing fgoxide-0.6.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate fgoxide 0.6.0 into /workspace/builds/worker-0-tc1/source [INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate fgoxide 0.6.0 [INFO] finished tweaking crates.io crate fgoxide 0.6.0 [INFO] tweaked toml for crates.io crate fgoxide 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate fgoxide 0.6.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate fgoxide 0.6.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded errno v0.3.6 [INFO] [stderr] Downloaded serde-aux v4.6.0 [INFO] [stderr] Downloaded tempfile v3.8.1 [INFO] [stderr] Downloaded serde_json v1.0.109 [INFO] [stderr] Downloaded rustix v0.38.22 [INFO] [stderr] Downloaded rstest v0.12.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95f2e3e5459f2b77a8fd12e14468013061c86c0b3b4c05324141fe2ec02f5d42 [INFO] running `Command { std: "docker" "start" "-a" "95f2e3e5459f2b77a8fd12e14468013061c86c0b3b4c05324141fe2ec02f5d42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95f2e3e5459f2b77a8fd12e14468013061c86c0b3b4c05324141fe2ec02f5d42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95f2e3e5459f2b77a8fd12e14468013061c86c0b3b4c05324141fe2ec02f5d42", kill_on_drop: false }` [INFO] [stdout] 95f2e3e5459f2b77a8fd12e14468013061c86c0b3b4c05324141fe2ec02f5d42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a31fd7de4bc98e676fd84422f2886bb2edefe35cb2322389468db1fa92f4909f [INFO] running `Command { std: "docker" "start" "-a" "a31fd7de4bc98e676fd84422f2886bb2edefe35cb2322389468db1fa92f4909f", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Compiling serde_json v1.0.109 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling iana-time-zone v0.1.61 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling ordered-float v2.10.1 [INFO] [stderr] Compiling chrono v0.4.39 [INFO] [stderr] Compiling csv-core v0.1.11 [INFO] [stderr] Compiling serde_derive v1.0.192 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Compiling thiserror v1.0.50 [INFO] [stderr] Compiling serde-value v0.7.0 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling serde-aux v4.6.0 [INFO] [stderr] Compiling fgoxide v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `expected` is never read [INFO] [stdout] --> src/lib.rs:21:28 [INFO] [stdout] | [INFO] [stdout] 21 | DelimFileHeaderError { expected: String, found: String }, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `found` is never read [INFO] [stdout] --> src/lib.rs:21:46 [INFO] [stdout] | [INFO] [stdout] 21 | DelimFileHeaderError { expected: String, found: String }, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.26s [INFO] running `Command { std: "docker" "inspect" "a31fd7de4bc98e676fd84422f2886bb2edefe35cb2322389468db1fa92f4909f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a31fd7de4bc98e676fd84422f2886bb2edefe35cb2322389468db1fa92f4909f", kill_on_drop: false }` [INFO] [stdout] a31fd7de4bc98e676fd84422f2886bb2edefe35cb2322389468db1fa92f4909f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f4321f3f42b5e0b0ab48766f5a870a46efb3369f9d4b58531cca5603a05a6dd [INFO] running `Command { std: "docker" "start" "-a" "4f4321f3f42b5e0b0ab48766f5a870a46efb3369f9d4b58531cca5603a05a6dd", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling semver v1.0.20 [INFO] [stderr] Compiling rustix v0.38.22 [INFO] [stdout] warning: value assigned to `expected` is never read [INFO] [stdout] --> src/lib.rs:21:28 [INFO] [stdout] | [INFO] [stdout] 21 | DelimFileHeaderError { expected: String, found: String }, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `found` is never read [INFO] [stdout] --> src/lib.rs:21:46 [INFO] [stdout] | [INFO] [stdout] 21 | DelimFileHeaderError { expected: String, found: String }, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling rstest v0.12.0 [INFO] [stderr] Compiling tempfile v3.8.1 [INFO] [stderr] Compiling fgoxide v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `expected` is never read [INFO] [stdout] --> src/lib.rs:21:28 [INFO] [stdout] | [INFO] [stdout] 21 | DelimFileHeaderError { expected: String, found: String }, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `found` is never read [INFO] [stdout] --> src/lib.rs:21:46 [INFO] [stdout] | [INFO] [stdout] 21 | DelimFileHeaderError { expected: String, found: String }, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 10.51s [INFO] running `Command { std: "docker" "inspect" "4f4321f3f42b5e0b0ab48766f5a870a46efb3369f9d4b58531cca5603a05a6dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f4321f3f42b5e0b0ab48766f5a870a46efb3369f9d4b58531cca5603a05a6dd", kill_on_drop: false }` [INFO] [stdout] 4f4321f3f42b5e0b0ab48766f5a870a46efb3369f9d4b58531cca5603a05a6dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4ae6221d668e6dde0867ffeead7818d90deaefe337045115523a7327783d5836 [INFO] running `Command { std: "docker" "start" "-a" "4ae6221d668e6dde0867ffeead7818d90deaefe337045115523a7327783d5836", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `expected` is never read [INFO] [stderr] --> src/lib.rs:21:28 [INFO] [stderr] | [INFO] [stderr] 21 | DelimFileHeaderError { expected: String, found: String }, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `found` is never read [INFO] [stderr] --> src/lib.rs:21:46 [INFO] [stderr] | [INFO] [stderr] 21 | DelimFileHeaderError { expected: String, found: String }, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: `fgoxide` (lib) generated 2 warnings [INFO] [stderr] warning: `fgoxide` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fgoxide-44e9e548499eabb4) [INFO] [stdout] [INFO] [stdout] running 60 tests [INFO] [stdout] test io::tests::test_header_error ... ok [INFO] [stdout] test io::tests::test_skip_empty_lines ... ok [INFO] [stdout] test io::tests::test_reading_and_writing_lines_to_file ... ok [INFO] [stdout] test iter::tests::test_dropping_fully_used_iterator_doesnt_explode::case_5 ... ok [INFO] [stdout] test iter::tests::test_dropping_fully_used_iterator_doesnt_explode::case_3 ... ok [INFO] [stdout] test iter::tests::test_dropping_half_used_iterator_doesnt_explode::case_2 ... ok [INFO] [stdout] test iter::tests::test_dropping_half_used_iterator_doesnt_explode::case_1 ... ok [INFO] [stdout] test iter::tests::test_dropping_fully_used_iterator_doesnt_explode::case_1 ... ok [INFO] [stdout] test io::tests::test_reading_and_writing_gzip_files ... ok [INFO] [stdout] test iter::tests::test_dropping_half_used_iterator_doesnt_explode::case_3 ... ok [INFO] [stdout] test io::tests::test_reading_and_writing_delim_file ... ok [INFO] [stdout] test iter::tests::test_dropping_before_doesnt_explode::case_1 ... ok [INFO] [stdout] test io::tests::test_reading_and_writing_empty_delim_file ... ok [INFO] [stdout] test iter::tests::test_dropping_before_doesnt_explode::case_2 ... ok [INFO] [stdout] test iter::tests::test_dropping_fully_used_iterator_doesnt_explode::case_2 ... ok [INFO] [stdout] test iter::tests::test_dropping_fully_used_iterator_doesnt_explode::case_4 ... ok [INFO] [stdout] test iter::tests::test_dropping_half_used_iterator_doesnt_explode::case_4 ... ok [INFO] [stdout] test iter::tests::test_dropping_before_doesnt_explode::case_5 ... ok [INFO] [stdout] test iter::tests::test_dropping_before_doesnt_explode::case_3 ... ok [INFO] [stdout] test iter::tests::test_dropping_half_used_iterator_doesnt_explode::case_5 ... ok [INFO] [stdout] test iter::tests::test_dropping_before_doesnt_explode::case_4 ... ok [INFO] [stdout] test io::tests::test_header_missing ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_15 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_14 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_13 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_17 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_18 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_20 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_12 ... ok [INFO] [stdout] test iter::tests::test_panic_occurring_mid_chunk_returns_results_until_panic - should panic ... ok [INFO] [stdout] test iter::tests::test_read_ahead_results_in_same_results_as_regular_iter::case_1 ... ok [INFO] [stdout] test iter::tests::test_panic_occurring_after_iteration_raises - should panic ... ok [INFO] [stdout] test iter::tests::test_read_ahead_results_in_same_results_as_regular_iter::case_3 ... ok [INFO] [stdout] test iter::tests::test_read_ahead_results_in_same_results_as_regular_iter::case_4 ... ok [INFO] [stdout] test iter::tests::test_read_ahead_results_in_same_results_as_regular_iter::case_2 ... ok [INFO] [stdout] test iter::tests::test_read_ahead_results_in_same_results_as_regular_iter::case_5 ... ok [INFO] [stdout] test iter::tests::test_read_past_end::case_1 ... ok [INFO] [stdout] test iter::tests::test_read_past_end::case_2 ... ok [INFO] [stdout] test iter::tests::test_read_past_end::case_3 ... ok [INFO] [stdout] test iter::tests::test_read_past_end::case_5 ... ok [INFO] [stdout] test iter::tests::test_read_past_end::case_4 ... ok [INFO] [stdout] test iter::tests::test_wrapping_empty_iter::case_1 ... ok [INFO] [stdout] test iter::tests::test_wrapping_empty_iter::case_2 ... ok [INFO] [stdout] test iter::tests::test_wrapping_empty_iter::case_3 ... ok [INFO] [stdout] test iter::tests::test_wrapping_empty_iter::case_5 ... ok [INFO] [stdout] test iter::tests::test_wrapping_empty_iter::case_4 ... ok [INFO] [stdout] test iter::tests::test_low_bound_on_channel_for_blocking ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_19 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_10 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_16 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_09 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_11 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_05 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_08 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_04 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_03 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_07 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_02 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_06 ... ok [INFO] [stdout] test iter::tests::test_handle_large_iterator_and_low_chunk_size::case_01 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 60 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.09s [INFO] [stdout] [INFO] [stderr] Doc-tests fgoxide [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/iter/mod.rs - iter::ChunkedReadAheadIterator (line 17) ... ok [INFO] [stdout] test src/io/mod.rs - io (line 13) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4ae6221d668e6dde0867ffeead7818d90deaefe337045115523a7327783d5836", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ae6221d668e6dde0867ffeead7818d90deaefe337045115523a7327783d5836", kill_on_drop: false }` [INFO] [stdout] 4ae6221d668e6dde0867ffeead7818d90deaefe337045115523a7327783d5836