[INFO] fetching crate command_attr 0.5.3...
[INFO] testing command_attr-0.5.3 against 1.83.0 for beta-1.84.0-4-retry
[INFO] extracting crate command_attr 0.5.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate command_attr 0.5.3 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate command_attr 0.5.3
[INFO] finished tweaking crates.io crate command_attr 0.5.3
[INFO] tweaked toml for crates.io crate command_attr 0.5.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.90)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f1bcb1eb8bcd07d480bc06a4abbfab2875f56c6b3b3336f6d3afc95dfbdc0d4
[INFO] running `Command { std: "docker" "start" "-a" "4f1bcb1eb8bcd07d480bc06a4abbfab2875f56c6b3b3336f6d3afc95dfbdc0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f1bcb1eb8bcd07d480bc06a4abbfab2875f56c6b3b3336f6d3afc95dfbdc0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1bcb1eb8bcd07d480bc06a4abbfab2875f56c6b3b3336f6d3afc95dfbdc0d4", kill_on_drop: false }`
[INFO] [stdout] 4f1bcb1eb8bcd07d480bc06a4abbfab2875f56c6b3b3336f6d3afc95dfbdc0d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eec12d78ee908bd59daa0e3226d08f7400328b9b28a0bdd10f730a754f40a605
[INFO] running `Command { std: "docker" "start" "-a" "eec12d78ee908bd59daa0e3226d08f7400328b9b28a0bdd10f730a754f40a605", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling command_attr v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "eec12d78ee908bd59daa0e3226d08f7400328b9b28a0bdd10f730a754f40a605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec12d78ee908bd59daa0e3226d08f7400328b9b28a0bdd10f730a754f40a605", kill_on_drop: false }`
[INFO] [stdout] eec12d78ee908bd59daa0e3226d08f7400328b9b28a0bdd10f730a754f40a605
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25342e85e0da02b29d205ce4454eec8604133edc859d8ed01e0f96f94de5048c
[INFO] running `Command { std: "docker" "start" "-a" "25342e85e0da02b29d205ce4454eec8604133edc859d8ed01e0f96f94de5048c", kill_on_drop: false }`
[INFO] [stderr]    Compiling command_attr v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "25342e85e0da02b29d205ce4454eec8604133edc859d8ed01e0f96f94de5048c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25342e85e0da02b29d205ce4454eec8604133edc859d8ed01e0f96f94de5048c", kill_on_drop: false }`
[INFO] [stdout] 25342e85e0da02b29d205ce4454eec8604133edc859d8ed01e0f96f94de5048c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d9baf1c97d24ed0007210d8f3cb651421ab2d1e2240b0e6ae7f1183c025af30
[INFO] running `Command { std: "docker" "start" "-a" "4d9baf1c97d24ed0007210d8f3cb651421ab2d1e2240b0e6ae7f1183c025af30", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/command_attr-960d7ce55d6c44b5)
[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]    Doc-tests command_attr
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - command (line 91) ... ignored
[INFO] [stdout] test src/lib.rs - group (line 547) ... ignored
[INFO] [stdout] test src/lib.rs - hook (line 853) - compile ... ok
[INFO] [stdout] test src/lib.rs - hook (line 864) - compile ... ok
[INFO] [stdout] test src/lib.rs - hook (line 832) - compile ... ok
[INFO] [stdout] test src/lib.rs - hook (line 824) - compile ... ok
[INFO] [stdout] test src/lib.rs - hook (line 844) - compile ... FAILED
[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 stable 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 1 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 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4d9baf1c97d24ed0007210d8f3cb651421ab2d1e2240b0e6ae7f1183c025af30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d9baf1c97d24ed0007210d8f3cb651421ab2d1e2240b0e6ae7f1183c025af30", kill_on_drop: false }`
[INFO] [stdout] 4d9baf1c97d24ed0007210d8f3cb651421ab2d1e2240b0e6ae7f1183c025af30
