[INFO] fetching crate cfd16-as 0.7.1...
[INFO] checking cfd16-as-0.7.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cfd16-as 0.7.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate cfd16-as 0.7.1
[INFO] finished tweaking crates.io crate cfd16-as 0.7.1
[INFO] tweaked toml for crates.io crate cfd16-as 0.7.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cfd16-as 0.7.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cfd16-as 0.7.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0686e6f39ca91ddd67c14afa66353dc7886a584c4077c8d0d0d49ed8964a075b
[INFO] running `Command { std: "docker" "start" "-a" "0686e6f39ca91ddd67c14afa66353dc7886a584c4077c8d0d0d49ed8964a075b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0686e6f39ca91ddd67c14afa66353dc7886a584c4077c8d0d0d49ed8964a075b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0686e6f39ca91ddd67c14afa66353dc7886a584c4077c8d0d0d49ed8964a075b", kill_on_drop: false }`
[INFO] [stdout] 0686e6f39ca91ddd67c14afa66353dc7886a584c4077c8d0d0d49ed8964a075b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d773c8c41ff55d76e1a60a2a26688974852d01f82e73587bdced00a302f84526
[INFO] running `Command { std: "docker" "start" "-a" "d773c8c41ff55d76e1a60a2a26688974852d01f82e73587bdced00a302f84526", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling cfd16-lib-impl v0.7.0
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking clap_builder v4.5.48
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling cfd16-lib-derive v0.7.0
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]     Checking cfd16-lib v0.7.1
[INFO] [stderr]     Checking cfd16-assembler v0.7.1
[INFO] [stderr]     Checking clap v4.5.48
[INFO] [stderr]     Checking cfd16-as v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]   --> src/main.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let outfile: PathBuf = clargs.outfile.parse()?;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let outfile: PathBuf = clargs.outfile.parse()?;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]   --> src/main.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let outfile: PathBuf = clargs.outfile.parse()?;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let outfile: PathBuf = clargs.outfile.parse()?;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cfd16-as` (bin "cfd16-as") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cfd16-as` (bin "cfd16-as" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d773c8c41ff55d76e1a60a2a26688974852d01f82e73587bdced00a302f84526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d773c8c41ff55d76e1a60a2a26688974852d01f82e73587bdced00a302f84526", kill_on_drop: false }`
[INFO] [stdout] d773c8c41ff55d76e1a60a2a26688974852d01f82e73587bdced00a302f84526
