[INFO] fetching crate uu_dd 0.4.0...
[INFO] checking uu_dd-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate uu_dd 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate uu_dd 0.4.0
[INFO] finished tweaking crates.io crate uu_dd 0.4.0
[INFO] tweaked toml for crates.io crate uu_dd 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate uu_dd 0.4.0 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] crate crates.io crate uu_dd 0.4.0 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-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] e718b4e91660924028e0fd960b6471a92b5575165843bf60025583a67eb33456
[INFO] running `Command { std: "docker" "start" "-a" "e718b4e91660924028e0fd960b6471a92b5575165843bf60025583a67eb33456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e718b4e91660924028e0fd960b6471a92b5575165843bf60025583a67eb33456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e718b4e91660924028e0fd960b6471a92b5575165843bf60025583a67eb33456", kill_on_drop: false }`
[INFO] [stdout] e718b4e91660924028e0fd960b6471a92b5575165843bf60025583a67eb33456
[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] e666bb57854a08f8ab642dc0745b75002884b57f5ee980b8fa1fff28c29eb3d1
[INFO] running `Command { std: "docker" "start" "-a" "e666bb57854a08f8ab642dc0745b75002884b57f5ee980b8fa1fff28c29eb3d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking type-map v0.5.1
[INFO] [stderr]    Compiling icu_locale_data v2.0.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling bigdecimal v0.4.9
[INFO] [stderr]     Checking self_cell v1.2.1
[INFO] [stderr]    Compiling procfs v0.18.0
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking phf_shared v0.13.1
[INFO] [stderr]    Compiling uucore v0.4.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]     Checking regex-automata v0.4.12
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking dunce v1.0.5
[INFO] [stderr]     Checking wild v2.2.1
[INFO] [stderr]     Checking os_display v0.1.4
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking phf v0.13.1
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]     Checking procfs-core v0.18.0
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling uucore_procs v0.4.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]     Checking terminal_size v0.4.3
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.2
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking fluent-syntax v0.12.0
[INFO] [stderr]     Checking clap v4.5.51
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.2
[INFO] [stderr]     Checking unic-langid-impl v0.9.6
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking unic-langid v0.9.6
[INFO] [stderr]     Checking fluent-langneg v0.13.0
[INFO] [stderr]     Checking intl-memoizer v0.5.3
[INFO] [stderr]     Checking intl_pluralrules v7.0.2
[INFO] [stderr]     Checking fluent-bundle v0.16.0
[INFO] [stderr]     Checking fluent v0.17.0
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking icu_locale v2.0.0
[INFO] [stderr]     Checking uu_dd v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]     --> src/dd.rs:1060:19
[INFO] [stdout]      |
[INFO] [stdout] 1060 |         let len = i.src.len()?.try_into().unwrap();
[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<i64, Infallible>
[INFO] [stdout]     --> src/dd.rs:1069:19
[INFO] [stdout]      |
[INFO] [stdout] 1069 |         let len = o.dst.len()?.try_into().unwrap();
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `uu_dd` (lib) 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<i64, Infallible>
[INFO] [stdout]     --> src/dd.rs:1060:19
[INFO] [stdout]      |
[INFO] [stdout] 1060 |         let len = i.src.len()?.try_into().unwrap();
[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<i64, Infallible>
[INFO] [stdout]     --> src/dd.rs:1069:19
[INFO] [stdout]      |
[INFO] [stdout] 1069 |         let len = o.dst.len()?.try_into().unwrap();
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `uu_dd` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e666bb57854a08f8ab642dc0745b75002884b57f5ee980b8fa1fff28c29eb3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e666bb57854a08f8ab642dc0745b75002884b57f5ee980b8fa1fff28c29eb3d1", kill_on_drop: false }`
[INFO] [stdout] e666bb57854a08f8ab642dc0745b75002884b57f5ee980b8fa1fff28c29eb3d1