[INFO] fetching crate hifitime 4.2.3...
[INFO] checking hifitime-4.2.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate hifitime 4.2.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate hifitime 4.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate hifitime 4.2.3
[INFO] tweaked toml for crates.io crate hifitime 4.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hifitime 4.2.3 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 hifitime 4.2.3 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] [stderr] warning: Found `feature = ...` in `target.'cfg(...)'.dependencies`. This key is not supported for selecting dependencies and will not work as expected. Use the [features] section instead: https://doc.rust-lang.org/cargo/reference/features.html
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2267890b77348befcd6edf7db823b75d15cd3d70dc6ba2335cbcf7f7414d6d45
[INFO] running `Command { std: "docker" "start" "-a" "2267890b77348befcd6edf7db823b75d15cd3d70dc6ba2335cbcf7f7414d6d45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2267890b77348befcd6edf7db823b75d15cd3d70dc6ba2335cbcf7f7414d6d45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2267890b77348befcd6edf7db823b75d15cd3d70dc6ba2335cbcf7f7414d6d45", kill_on_drop: false }`
[INFO] [stdout] 2267890b77348befcd6edf7db823b75d15cd3d70dc6ba2335cbcf7f7414d6d45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8a61309286cef3501eb50b21fbf47f00bd84f0b238f269e49e36538f02112eaa
[INFO] running `Command { std: "docker" "start" "-a" "8a61309286cef3501eb50b21fbf47f00bd84f0b238f269e49e36538f02112eaa", kill_on_drop: false }`
[INFO] [stderr] warning: Found `feature = ...` in `target.'cfg(...)'.dependencies`. This key is not supported for selecting dependencies and will not work as expected. Use the [features] section instead: https://doc.rust-lang.org/cargo/reference/features.html
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking lexical-util v1.0.7
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking iai v0.1.1
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]     Checking lexical-parse-integer v1.0.6
[INFO] [stderr]     Checking lexical-parse-float v1.0.6
[INFO] [stderr]     Checking lexical-core v1.0.6
[INFO] [stderr]     Checking clap v4.5.51
[INFO] [stderr]     Checking addr2line v0.25.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling snafu-derive v0.8.9
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking zerocopy v0.8.27
[INFO] [stderr]     Checking snafu v0.8.9
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking hifitime v4.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stdout] error: this type will no longer be must used: Result<duration::Duration, Infallible>
[INFO] [stdout]   --> src/epoch/system_time.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |         .and_then(|d| d.try_into().map_err(|_| HifitimeError::SystemTimeError))
[INFO] [stdout]    |                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hifitime` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8a61309286cef3501eb50b21fbf47f00bd84f0b238f269e49e36538f02112eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a61309286cef3501eb50b21fbf47f00bd84f0b238f269e49e36538f02112eaa", kill_on_drop: false }`
[INFO] [stdout] 8a61309286cef3501eb50b21fbf47f00bd84f0b238f269e49e36538f02112eaa
