[INFO] fetching crate vortex-scalar 0.54.0...
[INFO] checking vortex-scalar-0.54.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate vortex-scalar 0.54.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate vortex-scalar 0.54.0
[INFO] finished tweaking crates.io crate vortex-scalar 0.54.0
[INFO] tweaked toml for crates.io crate vortex-scalar 0.54.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vortex-scalar 0.54.0 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 vortex-scalar 0.54.0 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-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] fe45e2a09be6173d46b9357ec50815cf9bb470f743f306b2d7c83b1bea913196
[INFO] running `Command { std: "docker" "start" "-a" "fe45e2a09be6173d46b9357ec50815cf9bb470f743f306b2d7c83b1bea913196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe45e2a09be6173d46b9357ec50815cf9bb470f743f306b2d7c83b1bea913196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe45e2a09be6173d46b9357ec50815cf9bb470f743f306b2d7c83b1bea913196", kill_on_drop: false }`
[INFO] [stdout] fe45e2a09be6173d46b9357ec50815cf9bb470f743f306b2d7c83b1bea913196
[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] 29e2d42856b25f52bbb7c42bc2fb44092b135313d75dbf0d3cd69ed3177d9680
[INFO] running `Command { std: "docker" "start" "-a" "29e2d42856b25f52bbb7c42bc2fb44092b135313d75dbf0d3cd69ed3177d9680", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking arrow-schema v56.2.0
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]     Checking jiff v0.2.15
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling flatbuffers v25.9.23
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling regex-syntax v0.8.7
[INFO] [stderr]    Compiling rstest_macros v0.26.1
[INFO] [stderr]     Checking iana-time-zone v0.1.64
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]     Checking vortex-utils v0.54.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]    Compiling regex-automata v0.4.12
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling prost-derive v0.14.1
[INFO] [stderr]    Compiling num_enum_derive v0.7.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking num_enum v0.7.5
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking prost v0.14.1
[INFO] [stderr]     Checking prost-types v0.14.1
[INFO] [stderr]     Checking rstest v0.26.1
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.3
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking vortex-proto v0.54.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking arrow-buffer v56.2.0
[INFO] [stderr]     Checking arrow-data v56.2.0
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking arrow-array v56.2.0
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking vortex-error v0.54.0
[INFO] [stderr]     Checking vortex-buffer v0.54.0
[INFO] [stderr]     Checking vortex-flatbuffers v0.54.0
[INFO] [stderr]     Checking vortex-dtype v0.54.0
[INFO] [stderr]     Checking vortex-scalar v0.54.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<scalar::Scalar, Infallible>
[INFO] [stdout]    --> src/utf8.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |         Self::try_utf8(str, nullability).unwrap()
[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 `vortex-scalar` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<scalar::Scalar, Infallible>
[INFO] [stdout]    --> src/utf8.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |         Self::try_utf8(str, nullability).unwrap()
[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 `vortex-scalar` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "29e2d42856b25f52bbb7c42bc2fb44092b135313d75dbf0d3cd69ed3177d9680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e2d42856b25f52bbb7c42bc2fb44092b135313d75dbf0d3cd69ed3177d9680", kill_on_drop: false }`
[INFO] [stdout] 29e2d42856b25f52bbb7c42bc2fb44092b135313d75dbf0d3cd69ed3177d9680
