[INFO] fetching crate async-read-super-ext 0.1.0...
[INFO] testing async-read-super-ext-0.1.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate async-read-super-ext 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate async-read-super-ext 0.1.0
[INFO] finished tweaking crates.io crate async-read-super-ext 0.1.0
[INFO] tweaked toml for crates.io crate async-read-super-ext 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-read-super-ext 0.1.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate async-read-super-ext 0.1.0 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9b9e0617560ae883c1f613f1caa79764caf254dcb65fd59a9c53885278b7c73
[INFO] running `Command { std: "docker" "start" "-a" "d9b9e0617560ae883c1f613f1caa79764caf254dcb65fd59a9c53885278b7c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9b9e0617560ae883c1f613f1caa79764caf254dcb65fd59a9c53885278b7c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b9e0617560ae883c1f613f1caa79764caf254dcb65fd59a9c53885278b7c73", kill_on_drop: false }`
[INFO] [stdout] d9b9e0617560ae883c1f613f1caa79764caf254dcb65fd59a9c53885278b7c73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b5bdaac8d76919f313e950ac7a28476e53cb56c0213c924a551482697550c6f
[INFO] running `Command { std: "docker" "start" "-a" "1b5bdaac8d76919f313e950ac7a28476e53cb56c0213c924a551482697550c6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling async-read-super-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.42s
[INFO] running `Command { std: "docker" "inspect" "1b5bdaac8d76919f313e950ac7a28476e53cb56c0213c924a551482697550c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5bdaac8d76919f313e950ac7a28476e53cb56c0213c924a551482697550c6f", kill_on_drop: false }`
[INFO] [stdout] 1b5bdaac8d76919f313e950ac7a28476e53cb56c0213c924a551482697550c6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f599088956a0b5c75302ebd5cf355352bf635f307674a4d13988a7f867b5840
[INFO] running `Command { std: "docker" "start" "-a" "7f599088956a0b5c75302ebd5cf355352bf635f307674a4d13988a7f867b5840", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling async-read-super-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "7f599088956a0b5c75302ebd5cf355352bf635f307674a4d13988a7f867b5840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f599088956a0b5c75302ebd5cf355352bf635f307674a4d13988a7f867b5840", kill_on_drop: false }`
[INFO] [stdout] 7f599088956a0b5c75302ebd5cf355352bf635f307674a4d13988a7f867b5840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bcbcc71a7152ef80855bffb08632994524cd675adbf47d00cb846a8ccced1d2
[INFO] running `Command { std: "docker" "start" "-a" "0bcbcc71a7152ef80855bffb08632994524cd675adbf47d00cb846a8ccced1d2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_read_super_ext-05d37bc6ae0db4b2)
[INFO] [stdout] running 11 tests
[INFO] [stdout] test utf8_boundaries::tests::test_incomplete_utf8_at_boundary ... ok
[INFO] [stdout] test utf8_boundaries::tests::test_invalid_utf8 ... ok
[INFO] [stdout] test utf8_boundaries::tests::test_large_input ... ok
[INFO] [stdout] test utf8_boundaries::tests::test_empty_input ... ok
[INFO] [stdout] test utf8_boundaries::tests::test_mixed_invalid_utf8 ... ok
[INFO] [stdout] test utf8_boundaries::tests::test_leading_invalid_utf8 ... ok
[INFO] [stdout] test utf8_boundaries::tests::test_valid_utf8 ... ok
[INFO] [stdout] test utf8_boundaries::tests::test_trailing_invalid_utf8 ... ok
[INFO] [stdout] test utf8_boundaries::tests::test_large_mixed_content ... ok
[INFO] [stdout] test utf8_boundaries::tests::test_large_input_with_incomplete_utf8 ... ok
[INFO] [stdout] test utf8_boundaries::tests::test_large_invalid_utf8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async_read_super_ext
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - AsyncReadSuperExt::read_utf8_boundaries_lossy (line 98) ... FAILED
[INFO] [stdout] test src/lib.rs - AsyncReadSuperExt::read_utf8_boundaries_lossy (line 46) ... FAILED
[INFO] [stdout] test src/lib.rs - AsyncReadSuperExt::read_utf8_boundaries_lossy (line 66) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - AsyncReadSuperExt::read_utf8_boundaries_lossy (line 98) stdout ----
[INFO] [stdout] error: The default runtime flavor is `multi_thread`, but the `rt-multi-thread` feature is disabled.
[INFO] [stdout]  --> src/lib.rs:103:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[tokio::main]
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `tokio::main` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio::io::Cursor`
[INFO] [stdout]  --> src/lib.rs:101:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::io::{BufReader, Cursor};
[INFO] [stdout]   |                            ^^^^^^ no `Cursor` in `io`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing one of these structs instead:
[INFO] [stdout]           std::collections::btree_map::Cursor
[INFO] [stdout]           std::collections::btree_set::Cursor
[INFO] [stdout]           std::collections::linked_list::Cursor
[INFO] [stdout]           std::io::Cursor
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - AsyncReadSuperExt::read_utf8_boundaries_lossy (line 46) stdout ----
[INFO] [stdout] error: The default runtime flavor is `multi_thread`, but the `rt-multi-thread` feature is disabled.
[INFO] [stdout]  --> src/lib.rs:51:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[tokio::main]
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `tokio::main` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio::io::Cursor`
[INFO] [stdout]  --> src/lib.rs:49:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::io::{BufReader, Cursor};
[INFO] [stdout]   |                            ^^^^^^ no `Cursor` in `io`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing one of these structs instead:
[INFO] [stdout]           std::collections::btree_map::Cursor
[INFO] [stdout]           std::collections::btree_set::Cursor
[INFO] [stdout]           std::collections::linked_list::Cursor
[INFO] [stdout]           std::io::Cursor
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - AsyncReadSuperExt::read_utf8_boundaries_lossy (line 66) stdout ----
[INFO] [stdout] error: The default runtime flavor is `multi_thread`, but the `rt-multi-thread` feature is disabled.
[INFO] [stdout]  --> src/lib.rs:71:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[tokio::main]
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `tokio::main` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio::io::Cursor`
[INFO] [stdout]  --> src/lib.rs:69:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::io::{BufReader, Cursor};
[INFO] [stdout]   |                            ^^^^^^ no `Cursor` in `io`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing one of these structs instead:
[INFO] [stdout]           std::collections::btree_map::Cursor
[INFO] [stdout]           std::collections::btree_set::Cursor
[INFO] [stdout]           std::collections::linked_list::Cursor
[INFO] [stdout]           std::io::Cursor
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - AsyncReadSuperExt::read_utf8_boundaries_lossy (line 46)
[INFO] [stdout]     src/lib.rs - AsyncReadSuperExt::read_utf8_boundaries_lossy (line 66)
[INFO] [stdout]     src/lib.rs - AsyncReadSuperExt::read_utf8_boundaries_lossy (line 98)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0bcbcc71a7152ef80855bffb08632994524cd675adbf47d00cb846a8ccced1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bcbcc71a7152ef80855bffb08632994524cd675adbf47d00cb846a8ccced1d2", kill_on_drop: false }`
[INFO] [stdout] 0bcbcc71a7152ef80855bffb08632994524cd675adbf47d00cb846a8ccced1d2
