[INFO] fetching crate stak-time 0.11.9...
[INFO] checking stak-time-0.11.9 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate stak-time 0.11.9 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate stak-time 0.11.9
[INFO] finished tweaking crates.io crate stak-time 0.11.9
[INFO] tweaked toml for crates.io crate stak-time 0.11.9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stak-time 0.11.9 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 stak-time 0.11.9 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5dfedad113189a846695aebfdd1d77dfea629bf435e2d8601c56b49ccf8db1e8
[INFO] running `Command { std: "docker" "start" "-a" "5dfedad113189a846695aebfdd1d77dfea629bf435e2d8601c56b49ccf8db1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dfedad113189a846695aebfdd1d77dfea629bf435e2d8601c56b49ccf8db1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dfedad113189a846695aebfdd1d77dfea629bf435e2d8601c56b49ccf8db1e8", kill_on_drop: false }`
[INFO] [stdout] 5dfedad113189a846695aebfdd1d77dfea629bf435e2d8601c56b49ccf8db1e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 54856e0a9e5e86d02e80639f8d8bae67cee3cb61a1bf3f7e2a56f4fd3a055dea
[INFO] running `Command { std: "docker" "start" "-a" "54856e0a9e5e86d02e80639f8d8bae67cee3cb61a1bf3f7e2a56f4fd3a055dea", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-elif v0.6.5
[INFO] [stderr]     Checking noop-executor v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking stak-util v0.11.9
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling winter-maybe-async v0.13.1
[INFO] [stderr]     Checking stak-vm v0.11.9
[INFO] [stderr]     Checking stak-time v0.11.9 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/clock/void.rs:18:57
[INFO] [stdout]    |
[INFO] [stdout] 18 |       fn current_jiffy(&self) -> Result<u64, Self::Error> {
[INFO] [stdout]    |  _________________________________________________________^
[INFO] [stdout] 19 | |         Ok(Default::default())
[INFO] [stdout] 20 | |     }
[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<u64, Infallible>
[INFO] [stdout]   --> src/clock/void.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Ok(Default::default())
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stak-time` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/clock/void.rs:18:57
[INFO] [stdout]    |
[INFO] [stdout] 18 |       fn current_jiffy(&self) -> Result<u64, Self::Error> {
[INFO] [stdout]    |  _________________________________________________________^
[INFO] [stdout] 19 | |         Ok(Default::default())
[INFO] [stdout] 20 | |     }
[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<u64, Infallible>
[INFO] [stdout]   --> src/clock/void.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Ok(Default::default())
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stak-time` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "54856e0a9e5e86d02e80639f8d8bae67cee3cb61a1bf3f7e2a56f4fd3a055dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54856e0a9e5e86d02e80639f8d8bae67cee3cb61a1bf3f7e2a56f4fd3a055dea", kill_on_drop: false }`
[INFO] [stdout] 54856e0a9e5e86d02e80639f8d8bae67cee3cb61a1bf3f7e2a56f4fd3a055dea