[INFO] fetching crate no_std_io2 0.9.0... [INFO] testing no_std_io2-0.9.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate no_std_io2 0.9.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate no_std_io2 0.9.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate no_std_io2 0.9.0 [INFO] tweaked toml for crates.io crate no_std_io2 0.9.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate no_std_io2 0.9.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c0c44df2206d5e005a254b4f7e2d8633f7620b3fd857e774da8cf550f9f4e45e [INFO] running `Command { std: "docker" "start" "-a" "c0c44df2206d5e005a254b4f7e2d8633f7620b3fd857e774da8cf550f9f4e45e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0c44df2206d5e005a254b4f7e2d8633f7620b3fd857e774da8cf550f9f4e45e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0c44df2206d5e005a254b4f7e2d8633f7620b3fd857e774da8cf550f9f4e45e", kill_on_drop: false }` [INFO] [stdout] c0c44df2206d5e005a254b4f7e2d8633f7620b3fd857e774da8cf550f9f4e45e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f5a0a8d709f8dc96d36dd325c939ce020507e18282ba50accaf2a4a68eddaf8 [INFO] running `Command { std: "docker" "start" "-a" "5f5a0a8d709f8dc96d36dd325c939ce020507e18282ba50accaf2a4a68eddaf8", kill_on_drop: false }` [INFO] [stderr] Compiling no_std_io2 v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "5f5a0a8d709f8dc96d36dd325c939ce020507e18282ba50accaf2a4a68eddaf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f5a0a8d709f8dc96d36dd325c939ce020507e18282ba50accaf2a4a68eddaf8", kill_on_drop: false }` [INFO] [stdout] 5f5a0a8d709f8dc96d36dd325c939ce020507e18282ba50accaf2a4a68eddaf8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9afa5ff1fbe63f5a64dafbc4d13e17c1d27eadcfaca1a8009ff2ee4eaed7422a [INFO] running `Command { std: "docker" "start" "-a" "9afa5ff1fbe63f5a64dafbc4d13e17c1d27eadcfaca1a8009ff2ee4eaed7422a", kill_on_drop: false }` [INFO] [stderr] Compiling no_std_io2 v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/io/cursor.rs:304:9 [INFO] [stdout] | [INFO] [stdout] 304 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ExampleSliceReader` is never constructed [INFO] [stdout] --> tests/tests.rs:286:8 [INFO] [stdout] | [INFO] [stdout] 286 | struct ExampleSliceReader<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "9afa5ff1fbe63f5a64dafbc4d13e17c1d27eadcfaca1a8009ff2ee4eaed7422a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9afa5ff1fbe63f5a64dafbc4d13e17c1d27eadcfaca1a8009ff2ee4eaed7422a", kill_on_drop: false }` [INFO] [stdout] 9afa5ff1fbe63f5a64dafbc4d13e17c1d27eadcfaca1a8009ff2ee4eaed7422a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2845ce8afb4c0005f5eca795fe6cabbcbb3fe7e1d901149af7fb98c7be0e810a [INFO] running `Command { std: "docker" "start" "-a" "2845ce8afb4c0005f5eca795fe6cabbcbb3fe7e1d901149af7fb98c7be0e810a", kill_on_drop: false }` [INFO] [stderr] warning: struct `ExampleSliceReader` is never constructed [INFO] [stderr] --> tests/tests.rs:286:8 [INFO] [stderr] | [INFO] [stderr] 286 | struct ExampleSliceReader<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `no_std_io2` (test "tests") generated 1 warning [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/io/cursor.rs:304:9 [INFO] [stderr] | [INFO] [stderr] 304 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `no_std_io2` (lib test) generated 1 warning (run `cargo fix --lib -p no_std_io2 --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/no_std_io2-a147de4cef797e47) [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/tests.rs (/opt/rustwide/target/debug/deps/tests-fe36aac87e4430ee) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test chain_bufread ... ok [INFO] [stdout] test take_eof ... ok [INFO] [stdout] test test_writer_read_from_one_buf ... ok [INFO] [stdout] test read_exact ... ok [INFO] [stdout] test read_exact_slice ... ok [INFO] [stdout] test test_io_error_other ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests no_std_io2 [INFO] [stdout] [INFO] [stdout] running 63 tests [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufReader (line 30) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufReader::get_mut (line 107) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufReader::get_ref (line 85) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufReader::into_inner (line 179) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufReader::new (line 58) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufWriter (line 341) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufWriter::buffer (line 542) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufWriter::capacity (line 559) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufWriter::get_mut (line 525) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufWriter::get_ref (line 506) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufWriter::into_inner (line 584) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufWriter::new (line 407) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::IntoInnerError (line 377) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::IntoInnerError::error (line 682) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::IntoInnerError::into_inner (line 715) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::LineWriter (line 943) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::LineWriter::get_mut (line 1037) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::LineWriter::get_ref (line 1014) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::LineWriter::into_inner (line 1064) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::LineWriter::new (line 994) ... ignored [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufReader::buffer (line 131) - compile ... ok [INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor::into_inner (line 97) ... ok [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufWriter (line 325) - compile ... ok [INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor (line 25) ... ok [INFO] [stdout] test src/io/buffered.rs - io::buffered::BufReader::capacity (line 154) - compile ... ok [INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor::get_mut (line 134) ... ok [INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor::new (line 82) ... ok [INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor::set_position (line 173) ... ok [INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor::position (line 151) ... ok [INFO] [stdout] test src/io/error.rs - io::error::Error::kind (line 585) ... ok [INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor::get_ref (line 114) ... ok [INFO] [stdout] test src/io/error.rs - io::error::Error::into_inner (line 505) ... ok [INFO] [stdout] test src/io/error.rs - io::error::Error::other (line 357) ... ok [INFO] [stdout] test src/io/error.rs - io::error::Error::get_ref (line 420) ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Chain::get_mut (line 1102) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::BufRead (line 957) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::BufRead::fill_buf (line 997) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Chain::get_ref (line 1076) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Read (line 107) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Chain::into_inner (line 1054) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::BufRead (line 937) - compile ... ok [INFO] [stdout] test src/io/error.rs - io::error::Error::new (line 301) ... ok [INFO] [stdout] test src/io/error.rs - io::error::Result (line 28) ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Read::chain (line 462) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Read (line 134) - compile ... ok [INFO] [stdout] test src/io/error.rs - io::error::Error::from (line 255) ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Read::bytes (line 429) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Read::by_ref (line 384) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Take::get_mut (line 1298) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Read::read_exact (line 337) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Read::read (line 208) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Seek (line 846) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Write::by_ref (line 812) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Take::set_limit (line 1222) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Write (line 592) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Read::take (line 506) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Write::write_all (line 706) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Take::into_inner (line 1246) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Take::limit (line 1196) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Take::get_ref (line 1270) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Write::flush (line 671) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Write::write (line 645) - compile ... ok [INFO] [stdout] test src/io/traits.rs - io::traits::Write::write_fmt (line 754) - compile ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 43 passed; 0 failed; 20 ignored; 0 measured; 0 filtered out; finished in 2.14s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2845ce8afb4c0005f5eca795fe6cabbcbb3fe7e1d901149af7fb98c7be0e810a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2845ce8afb4c0005f5eca795fe6cabbcbb3fe7e1d901149af7fb98c7be0e810a", kill_on_drop: false }` [INFO] [stdout] 2845ce8afb4c0005f5eca795fe6cabbcbb3fe7e1d901149af7fb98c7be0e810a