[INFO] fetching crate sudo_prompt 0.1.0...
[INFO] checking sudo_prompt-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate sudo_prompt 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sudo_prompt 0.1.0
[INFO] finished tweaking crates.io crate sudo_prompt 0.1.0
[INFO] tweaked toml for crates.io crate sudo_prompt 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sudo_prompt 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e2465c52646fde3d4fa9b35817eb6bfa95b01e73a430c813d9c70c732c782f11
[INFO] running `Command { std: "docker" "start" "-a" "e2465c52646fde3d4fa9b35817eb6bfa95b01e73a430c813d9c70c732c782f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2465c52646fde3d4fa9b35817eb6bfa95b01e73a430c813d9c70c732c782f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2465c52646fde3d4fa9b35817eb6bfa95b01e73a430c813d9c70c732c782f11", kill_on_drop: false }`
[INFO] [stdout] e2465c52646fde3d4fa9b35817eb6bfa95b01e73a430c813d9c70c732c782f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4d89c3b4d2076eaa7bdadf97adec58e07e78b6932677743ad16e0cb083a479e0
[INFO] running `Command { std: "docker" "start" "-a" "4d89c3b4d2076eaa7bdadf97adec58e07e78b6932677743ad16e0cb083a479e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking xattr v1.6.1
[INFO] [stderr]     Checking tar v0.4.44
[INFO] [stderr]     Checking sudo_prompt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]   --> src/linux.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     PathBuf::from_str("/usr/bin/pkexec")?,
[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/linux.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     PathBuf::from_str("/usr/bin/pkexec")?,
[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/linux.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     PathBuf::from_str("/usr/bin/kdesudo")?,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/linux.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     PathBuf::from_str("/usr/bin/kdesudo")?,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sudo_prompt` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]   --> src/linux.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     PathBuf::from_str("/usr/bin/pkexec")?,
[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/linux.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     PathBuf::from_str("/usr/bin/pkexec")?,
[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/linux.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     PathBuf::from_str("/usr/bin/kdesudo")?,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/linux.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     PathBuf::from_str("/usr/bin/kdesudo")?,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sudo_prompt` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "4d89c3b4d2076eaa7bdadf97adec58e07e78b6932677743ad16e0cb083a479e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d89c3b4d2076eaa7bdadf97adec58e07e78b6932677743ad16e0cb083a479e0", kill_on_drop: false }`
[INFO] [stdout] 4d89c3b4d2076eaa7bdadf97adec58e07e78b6932677743ad16e0cb083a479e0