[INFO] fetching crate count_enum 0.1.0...
[INFO] checking count_enum-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate count_enum 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate count_enum 0.1.0
[INFO] finished tweaking crates.io crate count_enum 0.1.0
[INFO] tweaked toml for crates.io crate count_enum 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate count_enum 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]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding proptest-derive v0.4.0 (available: v0.7.0)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0c4b12c8791e53a81bba8012bbfbb4b131ced79809b23c10607f74164fadca05
[INFO] running `Command { std: "docker" "start" "-a" "0c4b12c8791e53a81bba8012bbfbb4b131ced79809b23c10607f74164fadca05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c4b12c8791e53a81bba8012bbfbb4b131ced79809b23c10607f74164fadca05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4b12c8791e53a81bba8012bbfbb4b131ced79809b23c10607f74164fadca05", kill_on_drop: false }`
[INFO] [stdout] 0c4b12c8791e53a81bba8012bbfbb4b131ced79809b23c10607f74164fadca05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 94d63a762492e8e3370c04be86884012be19eaa965ddd172479ac06a680f5bc3
[INFO] running `Command { std: "docker" "start" "-a" "94d63a762492e8e3370c04be86884012be19eaa965ddd172479ac06a680f5bc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling algtype_derive v0.1.0
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking algtype v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking count_enum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/impls.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                   self.abs_diff(Self::MIN).try_into().ok()
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | / impl_number!(
[INFO] [stdout] 94 | |     u8 u16 u32 u64 u128 usize
[INFO] [stdout] 95 | |     i8 i16 i32 i64 i128 isize
[INFO] [stdout] 96 | | );
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `impl_number` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/impls.rs:72:25
[INFO] [stdout]    |
[INFO] [stdout] 72 |                   let c = Self::MAX.abs_diff(*from).try_into().ok()?;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | / impl_number!(
[INFO] [stdout] 94 | |     u8 u16 u32 u64 u128 usize
[INFO] [stdout] 95 | |     i8 i16 i32 i64 i128 isize
[INFO] [stdout] 96 | | );
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `impl_number` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `count_enum` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "94d63a762492e8e3370c04be86884012be19eaa965ddd172479ac06a680f5bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d63a762492e8e3370c04be86884012be19eaa965ddd172479ac06a680f5bc3", kill_on_drop: false }`
[INFO] [stdout] 94d63a762492e8e3370c04be86884012be19eaa965ddd172479ac06a680f5bc3