[INFO] fetching crate command_attr 0.3.7...
[INFO] testing command_attr-0.3.7 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate command_attr 0.3.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate command_attr 0.3.7 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate command_attr 0.3.7
[INFO] finished tweaking crates.io crate command_attr 0.3.7
[INFO] tweaked toml for crates.io crate command_attr 0.3.7 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f1b23c45ea74dca7cece543a4d9cb1df7673aa47bbeb2d693bc357df7d2a28e
[INFO] running `Command { std: "docker" "start" "-a" "6f1b23c45ea74dca7cece543a4d9cb1df7673aa47bbeb2d693bc357df7d2a28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f1b23c45ea74dca7cece543a4d9cb1df7673aa47bbeb2d693bc357df7d2a28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f1b23c45ea74dca7cece543a4d9cb1df7673aa47bbeb2d693bc357df7d2a28e", kill_on_drop: false }`
[INFO] [stdout] 6f1b23c45ea74dca7cece543a4d9cb1df7673aa47bbeb2d693bc357df7d2a28e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e019a105ef91ad73ff5bf55be74c765c8e32772989bcc97e21cc9d8d16d2fd7
[INFO] running `Command { std: "docker" "start" "-a" "7e019a105ef91ad73ff5bf55be74c765c8e32772989bcc97e21cc9d8d16d2fd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling command_attr v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.47s
[INFO] running `Command { std: "docker" "inspect" "7e019a105ef91ad73ff5bf55be74c765c8e32772989bcc97e21cc9d8d16d2fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e019a105ef91ad73ff5bf55be74c765c8e32772989bcc97e21cc9d8d16d2fd7", kill_on_drop: false }`
[INFO] [stdout] 7e019a105ef91ad73ff5bf55be74c765c8e32772989bcc97e21cc9d8d16d2fd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95e8e86f9e3ac5c37e49848fe9083fab847c75849957082ee3ab5bd6088b4c0a
[INFO] running `Command { std: "docker" "start" "-a" "95e8e86f9e3ac5c37e49848fe9083fab847c75849957082ee3ab5bd6088b4c0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling command_attr v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "95e8e86f9e3ac5c37e49848fe9083fab847c75849957082ee3ab5bd6088b4c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e8e86f9e3ac5c37e49848fe9083fab847c75849957082ee3ab5bd6088b4c0a", kill_on_drop: false }`
[INFO] [stdout] 95e8e86f9e3ac5c37e49848fe9083fab847c75849957082ee3ab5bd6088b4c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83542ef1e8a19abadda526ee0ca52e7dd7e4f7d4c595bc9d740c9ab0396b8718
[INFO] running `Command { std: "docker" "start" "-a" "83542ef1e8a19abadda526ee0ca52e7dd7e4f7d4c595bc9d740c9ab0396b8718", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/command_attr-06b309b33fc6d873)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests command_attr
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: lint `broken_intra_doc_links` has been renamed to `rustdoc::broken_intra_doc_links`
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![deny(broken_intra_doc_links)]
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::broken_intra_doc_links`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - command (line 96) ... ignored
[INFO] [stdout] test src/lib.rs - group (line 551) ... ignored
[INFO] [stdout] test src/lib.rs - hook (line 844) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - hook (line 822) - compile ... ok
[INFO] [stdout] test src/lib.rs - hook (line 830) - compile ... ok
[INFO] [stdout] test src/lib.rs - hook (line 870) - compile ... ok
[INFO] [stdout] test src/lib.rs - hook (line 855) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - hook (line 844) stdout ----
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:844:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(async_closure)]
[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/lib.rs - hook (line 844)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "83542ef1e8a19abadda526ee0ca52e7dd7e4f7d4c595bc9d740c9ab0396b8718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83542ef1e8a19abadda526ee0ca52e7dd7e4f7d4c595bc9d740c9ab0396b8718", kill_on_drop: false }`
[INFO] [stdout] 83542ef1e8a19abadda526ee0ca52e7dd7e4f7d4c595bc9d740c9ab0396b8718