[INFO] cloning repository https://github.com/SimonErm/imtrand
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SimonErm/imtrand" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonErm%2Fimtrand", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonErm%2Fimtrand'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf08604e53b75428a46981efd5f91e3d2be43137
[INFO] testing SimonErm/imtrand against master#414482f6a0d4e7290f614300581a0b55442552a3 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonErm%2Fimtrand" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SimonErm/imtrand on toolchain 414482f6a0d4e7290f614300581a0b55442552a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SimonErm/imtrand
[INFO] finished tweaking git repo https://github.com/SimonErm/imtrand
[INFO] tweaked toml for git repo https://github.com/SimonErm/imtrand written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SimonErm/imtrand 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" "+414482f6a0d4e7290f614300581a0b55442552a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded axum_typed_multipart_macros v0.16.0
[INFO] [stderr]   Downloaded axum_typed_multipart v0.16.0
[INFO] [stderr]   Downloaded axum v0.8.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57422973f8d4abafa7b5b3ac3f2e1b5078c555f341db14df7de4fc53bcbc47f8
[INFO] running `Command { std: "docker" "start" "-a" "57422973f8d4abafa7b5b3ac3f2e1b5078c555f341db14df7de4fc53bcbc47f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57422973f8d4abafa7b5b3ac3f2e1b5078c555f341db14df7de4fc53bcbc47f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57422973f8d4abafa7b5b3ac3f2e1b5078c555f341db14df7de4fc53bcbc47f8", kill_on_drop: false }`
[INFO] [stdout] 57422973f8d4abafa7b5b3ac3f2e1b5078c555f341db14df7de4fc53bcbc47f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39a6cdb175cef136d8aee34900fafa112cc0a21105125c1544951f5ea1fd9257
[INFO] running `Command { std: "docker" "start" "-a" "39a6cdb175cef136d8aee34900fafa112cc0a21105125c1544951f5ea1fd9257", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling bytemuck v1.17.0
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling flate2 v1.0.31
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling built v0.7.4
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling core_maths v0.1.0
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling safe_arch v0.7.2
[INFO] [stderr]    Compiling rgb v0.8.48
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling roxmltree v0.20.0
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]    Compiling bitstream-io v2.5.0
[INFO] [stderr]    Compiling arrayref v0.3.8
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling imgref v1.10.1
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling zune-jpeg v0.4.13
[INFO] [stderr]    Compiling wide v0.7.28
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling memmap2 v0.9.4
[INFO] [stderr]    Compiling fontconfig-parser v0.5.7
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling kurbo v0.11.0
[INFO] [stderr]    Compiling avif-serialize v0.8.1
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling ttf-parser v0.24.1
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.4.0
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling unicode-ccc v0.4.0
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling rust_decimal v1.37.1
[INFO] [stderr]    Compiling unicode-script v0.5.6
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling image-webp v0.1.3
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling simplecss v0.2.1
[INFO] [stderr]    Compiling svgtypes v0.15.3
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling simba v0.8.1
[INFO] [stderr]    Compiling rustybuzz v0.20.1
[INFO] [stderr]    Compiling fontdb v0.23.0
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling data-url v0.3.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling ubyte v0.10.4
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.8
[INFO] [stderr]    Compiling matchit v0.8.4
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling imagesize v0.13.0
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling owned_ttf_parser v0.24.0
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling image-webp v0.2.1
[INFO] [stderr]    Compiling uuid v1.10.0
[INFO] [stderr]    Compiling tempfile v3.12.0
[INFO] [stderr]    Compiling ab_glyph v0.2.28
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling profiling-procmacros v1.0.15
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling profiling v1.0.15
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling axum_typed_multipart_macros v0.16.0
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling usvg v0.45.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling resvg v0.45.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling axum-core v0.5.2
[INFO] [stderr]    Compiling nalgebra v0.32.6
[INFO] [stderr]    Compiling serde_path_to_error v0.1.16
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling hyper v1.4.1
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling ravif v0.11.10
[INFO] [stderr]    Compiling hyper-util v0.1.7
[INFO] [stderr]    Compiling axum v0.8.4
[INFO] [stderr]    Compiling image v0.25.2
[INFO] [stderr]    Compiling imageproc v0.25.0
[INFO] [stderr]    Compiling axum_typed_multipart v0.16.0
[INFO] [stderr]    Compiling imtrand v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |     DecodingFailure(ImageError),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 39 -     DecodingFailure(ImageError),
[INFO] [stdout] 39 +     DecodingFailure(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RenderFailure` is never constructed
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | enum AppError {
[INFO] [stdout]    |      -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 43 |     RenderFailure(EncodingError),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "39a6cdb175cef136d8aee34900fafa112cc0a21105125c1544951f5ea1fd9257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a6cdb175cef136d8aee34900fafa112cc0a21105125c1544951f5ea1fd9257", kill_on_drop: false }`
[INFO] [stdout] 39a6cdb175cef136d8aee34900fafa112cc0a21105125c1544951f5ea1fd9257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcbb261458136b389643505d7e346ce9889b346a054f152756b47515740a719b
[INFO] running `Command { std: "docker" "start" "-a" "fcbb261458136b389643505d7e346ce9889b346a054f152756b47515740a719b", kill_on_drop: false }`
[INFO] [stderr]    Compiling imtrand v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |     DecodingFailure(ImageError),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 39 -     DecodingFailure(ImageError),
[INFO] [stdout] 39 +     DecodingFailure(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RenderFailure` is never constructed
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | enum AppError {
[INFO] [stdout]    |      -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 43 |     RenderFailure(EncodingError),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "fcbb261458136b389643505d7e346ce9889b346a054f152756b47515740a719b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcbb261458136b389643505d7e346ce9889b346a054f152756b47515740a719b", kill_on_drop: false }`
[INFO] [stdout] fcbb261458136b389643505d7e346ce9889b346a054f152756b47515740a719b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f028230ef85302c205a12e62c18b7767a478212835a2a560ead9ba48e7c1c58
[INFO] running `Command { std: "docker" "start" "-a" "9f028230ef85302c205a12e62c18b7767a478212835a2a560ead9ba48e7c1c58", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/main.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 |     DecodingFailure(ImageError),
[INFO] [stderr]    |     --------------- ^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 39 -     DecodingFailure(ImageError),
[INFO] [stderr] 39 +     DecodingFailure(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variant `RenderFailure` is never constructed
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | enum AppError {
[INFO] [stderr]    |      -------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 43 |     RenderFailure(EncodingError),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `imtrand` (bin "imtrand" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/imtrand-0ebe7f1ea4a37ff0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f028230ef85302c205a12e62c18b7767a478212835a2a560ead9ba48e7c1c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f028230ef85302c205a12e62c18b7767a478212835a2a560ead9ba48e7c1c58", kill_on_drop: false }`
[INFO] [stdout] 9f028230ef85302c205a12e62c18b7767a478212835a2a560ead9ba48e7c1c58