[INFO] fetching crate fcp 0.2.1...
[INFO] testing fcp-0.2.1 against nightly-2024-10-28 for randomize-layout
[INFO] extracting crate fcp 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate fcp 0.2.1 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fcp 0.2.1
[INFO] finished tweaking crates.io crate fcp 0.2.1
[INFO] tweaked toml for crates.io crate fcp 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate fcp 0.2.1 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" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded criterion-plot v0.4.3
[INFO] [stderr]   Downloaded half v1.7.1
[INFO] [stderr]   Downloaded semver v1.0.3
[INFO] [stderr]   Downloaded serde_cbor v0.11.1
[INFO] [stderr]   Downloaded criterion v0.3.4
[INFO] [stderr]   Downloaded nix v0.22.0
[INFO] [stderr]   Downloaded libc v0.2.98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ba843730d6a4f505c7cafda6090de161daa36065384e04fef59a3237cf72ae6
[INFO] running `Command { std: "docker" "start" "-a" "1ba843730d6a4f505c7cafda6090de161daa36065384e04fef59a3237cf72ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ba843730d6a4f505c7cafda6090de161daa36065384e04fef59a3237cf72ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ba843730d6a4f505c7cafda6090de161daa36065384e04fef59a3237cf72ae6", kill_on_drop: false }`
[INFO] [stdout] 1ba843730d6a4f505c7cafda6090de161daa36065384e04fef59a3237cf72ae6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b9f5b3b9efa5deb9cc527341b9e286790e8efca9354af582578badf1cfb87aa
[INFO] running `Command { std: "docker" "start" "-a" "2b9f5b3b9efa5deb9cc527341b9e286790e8efca9354af582578badf1cfb87aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling nix v0.22.0
[INFO] [stderr]    Compiling fcp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/filesystem.rs:47:66
[INFO] [stdout]    |
[INFO] [stdout] 47 |         |err| Error::new(format!("{}: {}", $path.display(), err));
[INFO] [stdout]    |                                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 63 |         .map_err(make_error_message!(path))
[INFO] [stdout]    |                  ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `make_error_message` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/filesystem.rs:47:66
[INFO] [stdout]    |
[INFO] [stdout] 47 |         |err| Error::new(format!("{}: {}", $path.display(), err));
[INFO] [stdout]    |                                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 74 |         .map_err(make_error_message!(path))
[INFO] [stdout]    |                  ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `make_error_message` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/filesystem.rs:47:66
[INFO] [stdout]    |
[INFO] [stdout] 47 |         |err| Error::new(format!("{}: {}", $path.display(), err));
[INFO] [stdout]    |                                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     unistd::mkfifo(path, mode).map_err(make_error_message!(path))
[INFO] [stdout]    |                                        ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `make_error_message` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:27:44
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let args: Box<_> = env::args().skip(1).collect();
[INFO] [stdout]    |                                            ^^^^^^^ cannot infer type of the type parameter `B` declared on the method `collect`
[INFO] [stdout] 28 |     for arg in args.iter() {
[INFO] [stdout]    |                     ---- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let args: Box<_> = env::args().skip(1).collect::<Vec<_>>();
[INFO] [stdout]    |                                                   ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fcp` (bin "fcp") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "2b9f5b3b9efa5deb9cc527341b9e286790e8efca9354af582578badf1cfb87aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b9f5b3b9efa5deb9cc527341b9e286790e8efca9354af582578badf1cfb87aa", kill_on_drop: false }`
[INFO] [stdout] 2b9f5b3b9efa5deb9cc527341b9e286790e8efca9354af582578badf1cfb87aa
