[INFO] fetching crate autoscript 0.1.4...
[INFO] fixing autoscript-0.1.4 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate autoscript 0.1.4 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate autoscript 0.1.4
[INFO] finished tweaking crates.io crate autoscript 0.1.4
[INFO] tweaked toml for crates.io crate autoscript 0.1.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate autoscript 0.1.4 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate autoscript 0.1.4 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c3b5f7e95ac7dbc3f4f46ec2a0384620ac38ad34792e003f9813830ef1a4a376
[INFO] running `Command { std: "docker" "start" "c3b5f7e95ac7dbc3f4f46ec2a0384620ac38ad34792e003f9813830ef1a4a376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c3b5f7e95ac7dbc3f4f46ec2a0384620ac38ad34792e003f9813830ef1a4a376" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3b5f7e95ac7dbc3f4f46ec2a0384620ac38ad34792e003f9813830ef1a4a376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c3b5f7e95ac7dbc3f4f46ec2a0384620ac38ad34792e003f9813830ef1a4a376" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking autoscript v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / /// The entry point of the application.
[INFO] [stdout] 13 | | /// 
[INFO] [stdout] 14 | | /// It performs the following steps:
[INFO] [stdout] 15 | | /// 1. Initializes a new [`FileManager`] instance.
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | | /// - The current working directory cannot be accessed.
[INFO] [stdout] 24 | | /// - Any critical I/O failure occurs during the `mainloop`.
[INFO] [stdout]    | |____________________________________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 27 |   let fm:FileManager = FileManager::new();
[INFO] [stdout]    |   ---------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / /// The entry point of the application.
[INFO] [stdout] 13 | | /// 
[INFO] [stdout] 14 | | /// It performs the following steps:
[INFO] [stdout] 15 | | /// 1. Initializes a new [`FileManager`] instance.
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | | /// - The current working directory cannot be accessed.
[INFO] [stdout] 24 | | /// - Any critical I/O failure occurs during the `mainloop`.
[INFO] [stdout]    | |____________________________________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 27 |   let fm:FileManager = FileManager::new();
[INFO] [stdout]    |   ---------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_empty` found for enum `Result<T, E>` in the current scope
[INFO] [stdout]    --> src/filemanager.rs:253:31
[INFO] [stdout]     |
[INFO] [stdout] 253 |         assert!(!fm.get_cwd().is_empty());
[INFO] [stdout]     |                               ^^^^^^^^ method not found in `Result<String, std::io::Error>`
[INFO] [stdout]     |
[INFO] [stdout] note: the method `is_empty` exists on the type `String`
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/alloc/src/string.rs:1889:4
[INFO] [stdout] help: consider using `Result::expect` to unwrap the `String` value, panicking if the value is a `Result::Err`
[INFO] [stdout]     |
[INFO] [stdout] 253 |         assert!(!fm.get_cwd().expect("REASON").is_empty());
[INFO] [stdout]     |                              +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `autoscript` (bin "autoscript" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c3b5f7e95ac7dbc3f4f46ec2a0384620ac38ad34792e003f9813830ef1a4a376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b5f7e95ac7dbc3f4f46ec2a0384620ac38ad34792e003f9813830ef1a4a376", kill_on_drop: false }`
[INFO] [stdout] c3b5f7e95ac7dbc3f4f46ec2a0384620ac38ad34792e003f9813830ef1a4a376
