[INFO] fetching crate fast-umap 1.2.2... [INFO] checking fast-umap-1.2.2 against try#3248bace201b6227b0ff78eacc8b00d805551a86 for pr-153513 [INFO] extracting crate fast-umap 1.2.2 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate fast-umap 1.2.2 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate fast-umap 1.2.2 [INFO] tweaked toml for crates.io crate fast-umap 1.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fast-umap 1.2.2 on toolchain 3248bace201b6227b0ff78eacc8b00d805551a86 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate fast-umap 1.2.2 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" "+3248bace201b6227b0ff78eacc8b00d805551a86" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 811b5fd4a016d4a6d5abf869a60864902efaa50aef17a907b28bdd96bfe6742d [INFO] running `Command { std: "docker" "start" "-a" "811b5fd4a016d4a6d5abf869a60864902efaa50aef17a907b28bdd96bfe6742d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "811b5fd4a016d4a6d5abf869a60864902efaa50aef17a907b28bdd96bfe6742d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "811b5fd4a016d4a6d5abf869a60864902efaa50aef17a907b28bdd96bfe6742d", kill_on_drop: false }` [INFO] [stdout] 811b5fd4a016d4a6d5abf869a60864902efaa50aef17a907b28bdd96bfe6742d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e1812adf1f418d6f41619b271dd75bfdc355910fda0ddc81cbea85486d5f1ca [INFO] running `Command { std: "docker" "start" "-a" "9e1812adf1f418d6f41619b271dd75bfdc355910fda0ddc81cbea85486d5f1ca", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.182 [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking num-traits v0.2.19 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Checking libloading v0.8.8 [INFO] [stderr] Compiling portable-atomic v1.13.1 [INFO] [stderr] Compiling hashbrown v0.15.5 [INFO] [stderr] Checking serde_json v1.0.149 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling quote v1.0.44 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Checking float-ord v0.3.2 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Checking object v0.36.7 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Compiling cubecl-common v0.9.0 [INFO] [stderr] Compiling naga v26.0.0 [INFO] [stderr] Checking bit-vec v0.8.0 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Checking futures-lite v2.6.1 [INFO] [stderr] Checking bit-set v0.8.0 [INFO] [stderr] Compiling lock_api v0.4.14 [INFO] [stderr] Checking event-listener v5.4.1 [INFO] [stderr] Checking regex-automata v0.4.14 [INFO] [stderr] Checking codespan-reporting v0.12.0 [INFO] [stderr] Checking serde_bytes v0.11.19 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Checking dirs-sys v0.5.0 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking dirs v6.0.0 [INFO] [stderr] Compiling wgpu-hal v26.0.6 [INFO] [stderr] Checking embassy-futures v0.1.2 [INFO] [stderr] Checking float4 v0.1.0 [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Checking winnow v0.7.13 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking khronos-egl v6.0.0 [INFO] [stderr] Checking event-listener-strategy v0.5.4 [INFO] [stderr] Compiling spin v0.10.0 [INFO] [stderr] Checking ash v0.38.0+1.3.281 [INFO] [stderr] Checking ordered-float v4.6.0 [INFO] [stderr] Compiling cubecl-runtime v0.9.0 [INFO] [stderr] Compiling web-time v1.1.0 [INFO] [stderr] Checking toml_writer v1.0.2 [INFO] [stderr] Compiling cubecl-macros v0.9.0 [INFO] [stderr] Checking glow v0.16.0 [INFO] [stderr] Checking async-channel v2.5.0 [INFO] [stderr] Compiling wgpu-core v26.0.1 [INFO] [stderr] Checking md5 v0.8.0 [INFO] [stderr] Compiling litrs v0.4.2 [INFO] [stderr] Checking backtrace v0.3.75 [INFO] [stderr] Compiling wgpu v26.0.1 [INFO] [stderr] Checking regex v1.12.3 [INFO] [stderr] Compiling cubecl-wgpu v0.9.0 [INFO] [stderr] Checking toml_parser v1.0.2 [INFO] [stderr] Compiling document-features v0.2.11 [INFO] [stderr] Checking sanitize-filename v0.6.0 [INFO] [stderr] Compiling cubecl v0.9.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Compiling semver v1.0.26 [INFO] [stderr] Checking flate2 v1.1.9 [INFO] [stderr] Checking hashbrown v0.16.1 [INFO] [stderr] Checking errno v0.3.14 [INFO] [stderr] Compiling darling_core v0.21.3 [INFO] [stderr] Compiling prettyplease v0.2.37 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Checking weezl v0.1.10 [INFO] [stderr] Checking signal-hook-registry v1.4.8 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking as-slice v0.2.1 [INFO] [stderr] Compiling darling_core v0.20.11 [INFO] [stderr] Compiling libsqlite3-sys v0.35.0 [INFO] [stderr] Compiling av-scenechange v0.14.1 [INFO] [stderr] Compiling built v0.8.0 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Compiling rav1e v0.8.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling zerocopy-derive v0.8.27 [INFO] [stderr] Compiling bytemuck_derive v1.10.2 [INFO] [stderr] Compiling thiserror-impl v2.0.18 [INFO] [stderr] Compiling darling_macro v0.21.3 [INFO] [stderr] Checking bytemuck v1.25.0 [INFO] [stderr] Checking thiserror v2.0.18 [INFO] [stderr] Compiling derive-new v0.7.0 [INFO] [stderr] Compiling profiling-procmacros v1.0.17 [INFO] [stderr] Compiling derive_more-impl v2.1.1 [INFO] [stderr] Checking profiling v1.0.17 [INFO] [stderr] Compiling darling v0.21.3 [INFO] [stderr] Compiling tracing-attributes v0.1.31 [INFO] [stderr] Compiling enumset_derive v0.14.0 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking tracing v0.1.44 [INFO] [stderr] Compiling cubecl-macros-internal v0.9.0 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking bitflags v2.9.4 [INFO] [stderr] Checking half v2.7.1 [INFO] [stderr] Checking spirv v0.3.0+sdk-1.3.268.0 [INFO] [stderr] Checking gpu-descriptor-types v0.2.0 [INFO] [stderr] Checking float8 v0.4.2 [INFO] [stderr] Checking gpu-alloc-types v0.3.0 [INFO] [stderr] Checking gpu-alloc v0.6.0 [INFO] [stderr] Checking indexmap v2.11.1 [INFO] [stderr] Checking gpu-descriptor v0.3.2 [INFO] [stderr] Checking derive_more v2.1.1 [INFO] [stderr] Checking wgpu-types v26.0.0 [INFO] [stderr] Checking toml_datetime v0.7.0 [INFO] [stderr] Checking enumset v1.1.10 [INFO] [stderr] Checking serde_spanned v1.0.0 [INFO] [stderr] Compiling variadics_please v1.1.0 [INFO] [stderr] Checking toml v0.9.5 [INFO] [stderr] Checking rand_distr v0.5.1 [INFO] [stderr] Checking cubecl-ir v0.9.0 [INFO] [stderr] Compiling equator-macro v0.4.2 [INFO] [stderr] Compiling darling_macro v0.20.11 [INFO] [stderr] Compiling arg_enum_proc_macro v0.3.4 [INFO] [stderr] Checking aligned v0.4.3 [INFO] [stderr] Checking equator v0.4.2 [INFO] [stderr] Checking unicode-normalization v0.1.24 [INFO] [stderr] Checking getrandom v0.4.1 [INFO] [stderr] Checking aligned-vec v0.6.4 [INFO] [stderr] Checking bstr v1.12.0 [INFO] [stderr] Checking v_frame v0.3.9 [INFO] [stderr] Checking core2 v0.4.0 [INFO] [stderr] Compiling pastey v0.1.1 [INFO] [stderr] Checking y4m v0.8.0 [INFO] [stderr] Checking gix-trace v0.1.18 [INFO] [stderr] Compiling rustix v1.1.4 [INFO] [stderr] Checking gix-validate v0.10.1 [INFO] [stderr] Checking av1-grain v0.2.4 [INFO] [stderr] Checking bitstream-io v4.9.0 [INFO] [stderr] Checking gix-utils v0.3.1 [INFO] [stderr] Checking ahash v0.8.12 [INFO] [stderr] Compiling darling v0.20.11 [INFO] [stderr] Checking hashlink v0.10.0 [INFO] [stderr] Compiling fax_derive v0.2.0 [INFO] [stderr] Compiling num-derive v0.4.2 [INFO] [stderr] Checking maybe-rayon v0.1.1 [INFO] [stderr] Compiling simd_helpers v0.1.0 [INFO] [stderr] Compiling matrixmultiply v0.3.10 [INFO] [stderr] Compiling noop_proc_macro v0.3.0 [INFO] [stderr] Compiling signal-hook v0.4.3 [INFO] [stderr] Checking zune-core v0.4.12 [INFO] [stderr] Checking imgref v1.11.0 [INFO] [stderr] Checking linux-raw-sys v0.12.1 [INFO] [stderr] Checking loop9 v0.1.5 [INFO] [stderr] Checking rusqlite v0.37.0 [INFO] [stderr] Checking zune-jpeg v0.4.21 [INFO] [stderr] Checking dashmap v6.1.0 [INFO] [stderr] Checking fax v0.2.6 [INFO] [stderr] Checking gix-features v0.45.2 [INFO] [stderr] Checking gix-path v0.10.22 [INFO] [stderr] Checking thread-tree v0.3.3 [INFO] [stderr] Checking scheduled-thread-pool v0.2.7 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking pxfm v0.1.23 [INFO] [stderr] Checking avif-serialize v0.8.6 [INFO] [stderr] Checking zune-inflate v0.2.54 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking zune-core v0.5.1 [INFO] [stderr] Checking lebe v0.5.3 [INFO] [stderr] Checking bit_field v0.10.3 [INFO] [stderr] Checking rgb v0.8.52 [INFO] [stderr] Checking cubecl-core v0.9.0 [INFO] [stderr] Checking image-webp v0.2.4 [INFO] [stderr] Checking exr v1.74.0 [INFO] [stderr] Checking zune-jpeg v0.5.12 [INFO] [stderr] Checking tempfile v3.25.0 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking gix-fs v0.18.2 [INFO] [stderr] Checking r2d2 v0.8.10 [INFO] [stderr] Checking tiff v0.10.3 [INFO] [stderr] Checking uuid v1.21.0 [INFO] [stderr] Checking png v0.18.0 [INFO] [stderr] Checking qoi v0.4.1 [INFO] [stderr] Compiling strum_macros v0.27.2 [INFO] [stderr] Checking moxcms v0.7.5 [INFO] [stderr] Checking gif v0.14.1 [INFO] [stderr] Checking rmp v0.8.14 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Checking deranged v0.5.3 [INFO] [stderr] Checking cubecl-std v0.9.0 [INFO] [stderr] Checking rmp-serde v1.3.1 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Checking r2d2_sqlite v0.31.0 [INFO] [stderr] Checking gix-tempfile v20.0.1 [INFO] [stderr] Checking ravif v0.12.0 [INFO] [stderr] Checking serde_rusqlite v0.40.0 [INFO] [stderr] Compiling pathfinder_simd v0.5.5 [INFO] [stderr] Checking strum v0.27.2 [INFO] [stderr] Compiling freetype-sys v0.20.1 [INFO] [stderr] Compiling yeslogic-fontconfig-sys v6.0.0 [INFO] [stderr] Checking time v0.3.43 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Checking bincode v2.0.1 [INFO] [stderr] Checking signal-hook v0.3.18 [INFO] [stderr] Checking ndarray v0.17.2 [INFO] [stderr] Compiling burn-derive v0.20.1 [INFO] [stderr] Checking wgpu-core-deps-windows-linux-android v26.0.0 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling macerator v0.2.9 [INFO] [stderr] Compiling toml_edit v0.22.27 [INFO] [stderr] Compiling rstest_macros v0.26.1 [INFO] [stderr] Compiling libz-sys v1.1.22 [INFO] [stderr] Compiling openssl-sys v0.9.109 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking image v0.25.9 [INFO] [stderr] Checking data-encoding v2.10.0 [INFO] [stderr] Checking png v0.17.16 [INFO] [stderr] Checking signal-hook-mio v0.2.4 [INFO] [stderr] Compiling const-random-macro v0.1.16 [INFO] [stderr] Checking rustix v0.38.44 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Compiling strum_macros v0.26.4 [INFO] [stderr] Compiling macerator-macros v0.1.3 [INFO] [stderr] Compiling proc-macro-crate v3.3.0 [INFO] [stderr] Checking hashbrown v0.13.2 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Checking dlib v0.5.2 [INFO] [stderr] Compiling font-kit v0.14.3 [INFO] [stderr] Compiling burn-ndarray v0.20.1 [INFO] [stderr] Checking jpeg-decoder v0.3.2 [INFO] [stderr] Checking moddef v0.3.0 [INFO] [stderr] Checking tracing-subscriber v0.3.20 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking image v0.24.9 [INFO] [stderr] Checking strum v0.26.3 [INFO] [stderr] Compiling instability v0.3.9 [INFO] [stderr] Checking burn-dataset v0.20.1 [INFO] [stderr] Checking text_placeholder v0.5.1 [INFO] [stderr] Checking pathfinder_geometry v0.5.1 [INFO] [stderr] Checking compact_str v0.8.1 [INFO] [stderr] Checking crossterm v0.28.1 [INFO] [stderr] Checking const-random v0.1.18 [INFO] [stderr] Compiling wrapcenum-derive v0.4.1 [INFO] [stderr] Checking lru v0.12.5 [INFO] [stderr] Checking gif v0.12.0 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Compiling curl-sys v0.4.83+curl-8.15.0 [INFO] [stderr] Checking nvml-wrapper-sys v0.9.0 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking atomic_float v1.1.0 [INFO] [stderr] Checking bytesize v1.3.3 [INFO] [stderr] Checking chrono v0.4.42 [INFO] [stderr] Checking plotters-bitmap v0.3.7 [INFO] [stderr] Checking ratatui v0.29.0 [INFO] [stderr] Checking systemstat v0.2.5 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking tracing-appender v0.2.3 [INFO] [stderr] Checking console v0.16.1 [INFO] [stderr] Checking sysinfo v0.37.2 [INFO] [stderr] Checking is-terminal v0.4.16 [INFO] [stderr] Checking unit-prefix v0.5.1 [INFO] [stderr] Checking ttf-parser v0.20.0 [INFO] [stderr] Checking indicatif v0.18.0 [INFO] [stderr] Checking nvml-wrapper v0.11.0 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking nix v0.30.1 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking encode_unicode v1.0.0 [INFO] [stderr] Compiling curl v0.4.49 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking rstest v0.26.1 [INFO] [stderr] Checking clap_builder v4.5.60 [INFO] [stderr] Checking ctrlc v3.5.0 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking num v0.4.3 [INFO] [stderr] Checking ndarray v0.16.1 [INFO] [stderr] Checking prettytable v0.10.0 [INFO] [stderr] Compiling typed-builder-macro v0.21.2 [INFO] [stderr] Checking socket2 v0.6.0 [INFO] [stderr] Checking hsl v0.1.1 [INFO] [stderr] Checking burn-std v0.20.1 [INFO] [stderr] Checking cubek-matmul v0.1.1 [INFO] [stderr] Checking cubek-random v0.1.1 [INFO] [stderr] Checking cubek-quant v0.1.1 [INFO] [stderr] Checking cubek-reduce v0.1.1 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking burn-backend v0.20.1 [INFO] [stderr] Checking clap v4.5.60 [INFO] [stderr] Checking sprs v0.11.4 [INFO] [stderr] Checking typed-builder v0.21.2 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking pbr v1.1.1 [INFO] [stderr] Checking mnist v0.6.0 [INFO] [stderr] Checking burn-ir v0.20.1 [INFO] [stderr] Checking burn-tensor v0.20.1 [INFO] [stderr] Checking burn-autodiff v0.20.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stderr] Checking umap-rs v0.4.5 [INFO] [stderr] Checking burn-core v0.20.1 [INFO] [stderr] Checking burn-optim v0.20.1 [INFO] [stderr] Checking burn-nn v0.20.1 [INFO] [stderr] Checking burn-fusion v0.20.1 [INFO] [stderr] Checking cubek-attention v0.1.1 [INFO] [stderr] Checking cubek-convolution v0.1.1 [INFO] [stderr] Checking burn-train v0.20.1 [INFO] [stderr] Checking cubek v0.1.1 [INFO] [stderr] Checking burn-cubecl-fusion v0.20.1 [INFO] [stderr] Checking burn-cubecl v0.20.1 [INFO] [stderr] Checking burn-wgpu v0.20.1 [INFO] [stderr] Checking burn v0.20.1 [INFO] [stderr] Checking fast-umap v1.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> tests/tests.rs:435:9 [INFO] [stdout] | [INFO] [stdout] 435 | let n = x.dims()[0]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 02s [INFO] running `Command { std: "docker" "inspect" "9e1812adf1f418d6f41619b271dd75bfdc355910fda0ddc81cbea85486d5f1ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e1812adf1f418d6f41619b271dd75bfdc355910fda0ddc81cbea85486d5f1ca", kill_on_drop: false }` [INFO] [stdout] 9e1812adf1f418d6f41619b271dd75bfdc355910fda0ddc81cbea85486d5f1ca