[INFO] fetching crate df_cp437 1.1.0...
[INFO] testing df_cp437-1.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate df_cp437 1.1.0 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate df_cp437 1.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8960e137fd3cfe7140bed21f8ecfa9071ea13ac41485b400c8bbc5753a40eee
[INFO] running `Command { std: "docker" "start" "-a" "c8960e137fd3cfe7140bed21f8ecfa9071ea13ac41485b400c8bbc5753a40eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8960e137fd3cfe7140bed21f8ecfa9071ea13ac41485b400c8bbc5753a40eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8960e137fd3cfe7140bed21f8ecfa9071ea13ac41485b400c8bbc5753a40eee", kill_on_drop: false }`
[INFO] [stdout] c8960e137fd3cfe7140bed21f8ecfa9071ea13ac41485b400c8bbc5753a40eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cf0c504b27b8daf423ac9476bdf53d12e353e4aad297e951cf04c740f350fc5
[INFO] running `Command { std: "docker" "start" "-a" "7cf0c504b27b8daf423ac9476bdf53d12e353e4aad297e951cf04c740f350fc5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling df_cp437 v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "7cf0c504b27b8daf423ac9476bdf53d12e353e4aad297e951cf04c740f350fc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf0c504b27b8daf423ac9476bdf53d12e353e4aad297e951cf04c740f350fc5", kill_on_drop: false }`
[INFO] [stdout] 7cf0c504b27b8daf423ac9476bdf53d12e353e4aad297e951cf04c740f350fc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efd4bde89918ae3790284ada908d79713f84ed3795c346751b25bab8b004cd99
[INFO] running `Command { std: "docker" "start" "-a" "efd4bde89918ae3790284ada908d79713f84ed3795c346751b25bab8b004cd99", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling df_cp437 v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "efd4bde89918ae3790284ada908d79713f84ed3795c346751b25bab8b004cd99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efd4bde89918ae3790284ada908d79713f84ed3795c346751b25bab8b004cd99", kill_on_drop: false }`
[INFO] [stdout] efd4bde89918ae3790284ada908d79713f84ed3795c346751b25bab8b004cd99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2c25970f49cd92f30b17983dd12cd565e3328f1042ef12592dd81f8899efdd1
[INFO] running `Command { std: "docker" "start" "-a" "f2c25970f49cd92f30b17983dd12cd565e3328f1042ef12592dd81f8899efdd1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/df_cp437-96a6804254dc87eb)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test convert_to_char::tests::test_char_convert ... ok
[INFO] [stdout] test string_convert::tests::test_string_convert ... ok
[INFO] [stderr]    Doc-tests df_cp437
[INFO] [stdout] test cp437::tests::test_cp437_byte_to_utf8_bytes_for_text ... ok
[INFO] [stdout] test cp437::tests::test_cp437_byte_to_utf8_bytes_for_chars ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[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_ref (line 76) - 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_mut (line 98) - 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>::new (line 38) - 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:144:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(buffered_io_capacity)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[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 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "f2c25970f49cd92f30b17983dd12cd565e3328f1042ef12592dd81f8899efdd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c25970f49cd92f30b17983dd12cd565e3328f1042ef12592dd81f8899efdd1", kill_on_drop: false }`
[INFO] [stdout] f2c25970f49cd92f30b17983dd12cd565e3328f1042ef12592dd81f8899efdd1
