[INFO] fetching crate df_cp437 1.1.0...
[INFO] testing df_cp437-1.1.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate df_cp437 1.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate df_cp437 1.1.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate df_cp437 1.1.0
[INFO] finished tweaking crates.io crate df_cp437 1.1.0
[INFO] tweaked toml for crates.io crate df_cp437 1.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3b4990bedabcc0db3a0e9d2071b6ca7e0bf8bd07150b4c0be3c5a48d69ce8ef
[INFO] running `Command { std: "docker" "start" "-a" "e3b4990bedabcc0db3a0e9d2071b6ca7e0bf8bd07150b4c0be3c5a48d69ce8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3b4990bedabcc0db3a0e9d2071b6ca7e0bf8bd07150b4c0be3c5a48d69ce8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3b4990bedabcc0db3a0e9d2071b6ca7e0bf8bd07150b4c0be3c5a48d69ce8ef", kill_on_drop: false }`
[INFO] [stdout] e3b4990bedabcc0db3a0e9d2071b6ca7e0bf8bd07150b4c0be3c5a48d69ce8ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3cc0f893da296e54f1ff51ff30e41e26d52235ba9acc824ad8ff1b86810f94c
[INFO] running `Command { std: "docker" "start" "-a" "b3cc0f893da296e54f1ff51ff30e41e26d52235ba9acc824ad8ff1b86810f94c", kill_on_drop: false }`
[INFO] [stderr]    Compiling df_cp437 v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b3cc0f893da296e54f1ff51ff30e41e26d52235ba9acc824ad8ff1b86810f94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3cc0f893da296e54f1ff51ff30e41e26d52235ba9acc824ad8ff1b86810f94c", kill_on_drop: false }`
[INFO] [stdout] b3cc0f893da296e54f1ff51ff30e41e26d52235ba9acc824ad8ff1b86810f94c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08726b59e28218b53accf72ab2230b37018abfe349553b1101745a24ac3cad3f
[INFO] running `Command { std: "docker" "start" "-a" "08726b59e28218b53accf72ab2230b37018abfe349553b1101745a24ac3cad3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling df_cp437 v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "08726b59e28218b53accf72ab2230b37018abfe349553b1101745a24ac3cad3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08726b59e28218b53accf72ab2230b37018abfe349553b1101745a24ac3cad3f", kill_on_drop: false }`
[INFO] [stdout] 08726b59e28218b53accf72ab2230b37018abfe349553b1101745a24ac3cad3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f268d0bb89b8b4acfc43b1601a93e4d73358f0ffdc37cfb65c588fb78d6069ba
[INFO] running `Command { std: "docker" "start" "-a" "f268d0bb89b8b4acfc43b1601a93e4d73358f0ffdc37cfb65c588fb78d6069ba", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/df_cp437-fff419cf13d26f72)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test cp437::tests::test_cp437_byte_to_utf8_bytes_for_chars ... ok
[INFO] [stderr]    Doc-tests df_cp437
[INFO] [stdout] test cp437::tests::test_cp437_byte_to_utf8_bytes_for_text ... ok
[INFO] [stdout] test convert_to_char::tests::test_char_convert ... ok
[INFO] [stdout] test string_convert::tests::test_string_convert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/bufreader.rs - bufreader::BufReader<R,T>::new (line 38) - compile ... ok
[INFO] [stdout] test src/bufreader.rs - bufreader::BufReader<R,T>::buffer (line 120) - compile ... ok
[INFO] [stdout] test src/bufreader.rs - bufreader::BufReader<R,T>::capacity (line 143) - compile ... FAILED
[INFO] [stdout] test src/bufreader.rs - bufreader::BufReader<R,T>::get_mut (line 98) - compile ... ok
[INFO] [stdout] test src/bufreader.rs - bufreader::BufReader<R,T>::into_inner (line 169) - compile ... ok
[INFO] [stdout] test src/bufreader.rs - bufreader::BufReader<R,T>::get_ref (line 76) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/bufreader.rs - bufreader::BufReader<R,T>::capacity (line 143) stdout ----
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/bufreader.rs:144:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(buffered_io_capacity)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `buffered_io_capacity` has been stable since 1.46.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/bufreader.rs:144:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(buffered_io_capacity)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/bufreader.rs - bufreader::BufReader<R,T>::capacity (line 143)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f268d0bb89b8b4acfc43b1601a93e4d73358f0ffdc37cfb65c588fb78d6069ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f268d0bb89b8b4acfc43b1601a93e4d73358f0ffdc37cfb65c588fb78d6069ba", kill_on_drop: false }`
[INFO] [stdout] f268d0bb89b8b4acfc43b1601a93e4d73358f0ffdc37cfb65c588fb78d6069ba
