[INFO] fetching crate no_std_io 0.6.0...
[INFO] testing no_std_io-0.6.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate no_std_io 0.6.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate no_std_io 0.6.0
[INFO] finished tweaking crates.io crate no_std_io 0.6.0
[INFO] tweaked toml for crates.io crate no_std_io 0.6.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate no_std_io 0.6.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a186d0af3e03db8cf56b04af4fc8343d8fc6215932e5ec0715db1c4f81fc12f
[INFO] running `Command { std: "docker" "start" "-a" "2a186d0af3e03db8cf56b04af4fc8343d8fc6215932e5ec0715db1c4f81fc12f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a186d0af3e03db8cf56b04af4fc8343d8fc6215932e5ec0715db1c4f81fc12f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a186d0af3e03db8cf56b04af4fc8343d8fc6215932e5ec0715db1c4f81fc12f", kill_on_drop: false }`
[INFO] [stdout] 2a186d0af3e03db8cf56b04af4fc8343d8fc6215932e5ec0715db1c4f81fc12f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e40cb530d96b14f231d4f2c0cb49e5bc9d4d26fdc5d056ed7838c468773f99f8
[INFO] running `Command { std: "docker" "start" "-a" "e40cb530d96b14f231d4f2c0cb49e5bc9d4d26fdc5d056ed7838c468773f99f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling no_std_io v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "e40cb530d96b14f231d4f2c0cb49e5bc9d4d26fdc5d056ed7838c468773f99f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e40cb530d96b14f231d4f2c0cb49e5bc9d4d26fdc5d056ed7838c468773f99f8", kill_on_drop: false }`
[INFO] [stdout] e40cb530d96b14f231d4f2c0cb49e5bc9d4d26fdc5d056ed7838c468773f99f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d392772ba8c8073a01614e0c06a252eb43d5b5fc921a4d21f079ed9fe15c64ea
[INFO] running `Command { std: "docker" "start" "-a" "d392772ba8c8073a01614e0c06a252eb43d5b5fc921a4d21f079ed9fe15c64ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling no_std_io v0.6.0 (/opt/rustwide/workdir)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "d392772ba8c8073a01614e0c06a252eb43d5b5fc921a4d21f079ed9fe15c64ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d392772ba8c8073a01614e0c06a252eb43d5b5fc921a4d21f079ed9fe15c64ea", kill_on_drop: false }`
[INFO] [stdout] d392772ba8c8073a01614e0c06a252eb43d5b5fc921a4d21f079ed9fe15c64ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a7b3114415979bf1b72a80ce2e86e342813fd3060f23af7e39d04593ac69ad5a
[INFO] running `Command { std: "docker" "start" "-a" "a7b3114415979bf1b72a80ce2e86e342813fd3060f23af7e39d04593ac69ad5a", 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `no_std_io` (test "tests") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/no_std_io-754a039f7ea47a6b)
[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-3b7b1049271427f3)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test chain_bufread ... ok
[INFO] [stdout] test read_exact_slice ... ok
[INFO] [stdout] test read_exact ... ok
[INFO] [stdout] test take_eof ... ok
[INFO] [stdout] test test_writer_read_from_one_buf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests no_std_io
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test src/io/traits.rs - io::traits::BufRead (line 937) - 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::Chain<T,U>::get_mut (line 1102) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::BufRead::fill_buf (line 997) - compile ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::new (line 82) ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor (line 25) ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::get_ref (line 114) ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::get_mut (line 134) ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::into_inner (line 97) ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::get_ref (line 313) ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::from (line 239) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Chain<T,U>::get_ref (line 1076) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Chain<T,U>::into_inner (line 1054) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read::chain (line 462) - compile ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::new (line 285) ... ok
[INFO] [stdout] test src/error.rs - error::Error::source (line 41) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read (line 134) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read::bytes (line 429) - compile ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::position (line 151) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read (line 107) - 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::Read::read (line 208) - 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::Take<T>::set_limit (line 1222) - compile ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::set_position (line 173) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Seek (line 846) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read::take (line 506) - compile ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::kind (line 402) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Take<T>::get_ref (line 1270) - compile ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::into_inner (line 360) ... 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_all (line 706) - 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::Take<T>::get_mut (line 1298) - 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<T>::into_inner (line 1246) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Write::write_fmt (line 754) - 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::Take<T>::limit (line 1196) - compile ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Result (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a7b3114415979bf1b72a80ce2e86e342813fd3060f23af7e39d04593ac69ad5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b3114415979bf1b72a80ce2e86e342813fd3060f23af7e39d04593ac69ad5a", kill_on_drop: false }`
[INFO] [stdout] a7b3114415979bf1b72a80ce2e86e342813fd3060f23af7e39d04593ac69ad5a
