[INFO] updating cached repository dac456/cabal-extract [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/dac456/cabal-extract [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/dac456/cabal-extract" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/dac456/cabal-extract"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/dac456/cabal-extract'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/dac456/cabal-extract" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/dac456/cabal-extract"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/dac456/cabal-extract'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6d4ce572f25ea76dda873ce9a095229925060df7 [INFO] sha for GitHub repo dac456/cabal-extract: 6d4ce572f25ea76dda873ce9a095229925060df7 [INFO] validating manifest of dac456/cabal-extract on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of dac456/cabal-extract on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing dac456/cabal-extract [INFO] finished frobbing dac456/cabal-extract [INFO] frobbed toml for dac456/cabal-extract written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/dac456/cabal-extract/Cargo.toml [INFO] started frobbing dac456/cabal-extract [INFO] finished frobbing dac456/cabal-extract [INFO] frobbed toml for dac456/cabal-extract written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/dac456/cabal-extract/Cargo.toml [INFO] crate dac456/cabal-extract already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking dac456/cabal-extract against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/dac456/cabal-extract:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] fe466bbe11cdf49fcdf8aa2d86edc42e84e3911c44c2acd53aba0b6013779eea [INFO] running `"docker" "start" "-a" "fe466bbe11cdf49fcdf8aa2d86edc42e84e3911c44c2acd53aba0b6013779eea"` [INFO] [stderr] Checking bmp v0.2.0 [INFO] [stderr] Checking cabal-extract v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hdr_size` [INFO] [stderr] --> src/main.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | let hdr_size = buf.read_u16::().unwrap(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_hdr_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `flags` [INFO] [stderr] --> src/main.rs:92:9 [INFO] [stderr] | [INFO] [stderr] 92 | let flags = buf.read_u16::().unwrap(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_flags` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> src/main.rs:116:41 [INFO] [stderr] | [INFO] [stderr] 116 | fn read_level_data(mut buf: &mut T) -> Level { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_buf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:141:17 [INFO] [stderr] | [INFO] [stderr] 141 | Err(e) => break [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:173:22 [INFO] [stderr] | [INFO] [stderr] 173 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `gf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:173:30 [INFO] [stderr] | [INFO] [stderr] 173 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:173:38 [INFO] [stderr] | [INFO] [stderr] 173 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `af` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:173:46 [INFO] [stderr] | [INFO] [stderr] 173 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cx` [INFO] [stderr] --> src/postprocess/superxbr.rs:209:17 [INFO] [stderr] | [INFO] [stderr] 209 | let cx = x / f; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_cx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cy` [INFO] [stderr] --> src/postprocess/superxbr.rs:210:17 [INFO] [stderr] | [INFO] [stderr] 210 | let cy = y / f; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_cy` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:258:22 [INFO] [stderr] | [INFO] [stderr] 258 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `gf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:258:30 [INFO] [stderr] | [INFO] [stderr] 258 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:258:38 [INFO] [stderr] | [INFO] [stderr] 258 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `af` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:258:46 [INFO] [stderr] | [INFO] [stderr] 258 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:312:22 [INFO] [stderr] | [INFO] [stderr] 312 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `gf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:312:30 [INFO] [stderr] | [INFO] [stderr] 312 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:312:38 [INFO] [stderr] | [INFO] [stderr] 312 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `af` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:312:46 [INFO] [stderr] | [INFO] [stderr] 312 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cx` [INFO] [stderr] --> src/postprocess/superxbr.rs:344:17 [INFO] [stderr] | [INFO] [stderr] 344 | let cx = x / f; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_cx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cy` [INFO] [stderr] --> src/postprocess/superxbr.rs:345:17 [INFO] [stderr] | [INFO] [stderr] 345 | let cy = y / f; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_cy` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:393:22 [INFO] [stderr] | [INFO] [stderr] 393 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `gf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:393:30 [INFO] [stderr] | [INFO] [stderr] 393 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:393:38 [INFO] [stderr] | [INFO] [stderr] 393 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `af` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:393:46 [INFO] [stderr] | [INFO] [stderr] 393 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:56:33 [INFO] [stderr] | [INFO] [stderr] 56 | fn read_header(mut buf: &mut T) -> Result<(u16, u32), std::io::Error> { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:71:39 [INFO] [stderr] | [INFO] [stderr] 71 | fn read_palette_data(mut buf: &mut T) -> Palette { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:116:37 [INFO] [stderr] | [INFO] [stderr] 116 | fn read_level_data(mut buf: &mut T) -> Level { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:117:9 [INFO] [stderr] | [INFO] [stderr] 117 | let mut level = Level { rebuild_zone: 0 }; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hdr_size` [INFO] [stderr] --> src/main.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | let hdr_size = buf.read_u16::().unwrap(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_hdr_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `flags` [INFO] [stderr] --> src/main.rs:92:9 [INFO] [stderr] | [INFO] [stderr] 92 | let flags = buf.read_u16::().unwrap(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_flags` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> src/main.rs:116:41 [INFO] [stderr] | [INFO] [stderr] 116 | fn read_level_data(mut buf: &mut T) -> Level { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_buf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:141:17 [INFO] [stderr] | [INFO] [stderr] 141 | Err(e) => break [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:173:22 [INFO] [stderr] | [INFO] [stderr] 173 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `gf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:173:30 [INFO] [stderr] | [INFO] [stderr] 173 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:173:38 [INFO] [stderr] | [INFO] [stderr] 173 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `af` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:173:46 [INFO] [stderr] | [INFO] [stderr] 173 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cx` [INFO] [stderr] --> src/postprocess/superxbr.rs:209:17 [INFO] [stderr] | [INFO] [stderr] 209 | let cx = x / f; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_cx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cy` [INFO] [stderr] --> src/postprocess/superxbr.rs:210:17 [INFO] [stderr] | [INFO] [stderr] 210 | let cy = y / f; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_cy` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:258:22 [INFO] [stderr] | [INFO] [stderr] 258 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `gf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:258:30 [INFO] [stderr] | [INFO] [stderr] 258 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:258:38 [INFO] [stderr] | [INFO] [stderr] 258 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `af` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:258:46 [INFO] [stderr] | [INFO] [stderr] 258 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:312:22 [INFO] [stderr] | [INFO] [stderr] 312 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `gf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:312:30 [INFO] [stderr] | [INFO] [stderr] 312 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:312:38 [INFO] [stderr] | [INFO] [stderr] 312 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `af` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:312:46 [INFO] [stderr] | [INFO] [stderr] 312 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cx` [INFO] [stderr] --> src/postprocess/superxbr.rs:344:17 [INFO] [stderr] | [INFO] [stderr] 344 | let cx = x / f; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_cx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cy` [INFO] [stderr] --> src/postprocess/superxbr.rs:345:17 [INFO] [stderr] | [INFO] [stderr] 345 | let cy = y / f; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_cy` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:393:22 [INFO] [stderr] | [INFO] [stderr] 393 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `gf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:393:30 [INFO] [stderr] | [INFO] [stderr] 393 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bf` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:393:38 [INFO] [stderr] | [INFO] [stderr] 393 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `af` is never read [INFO] [stderr] --> src/postprocess/superxbr.rs:393:46 [INFO] [stderr] | [INFO] [stderr] 393 | let (mut rf, mut gf, mut bf, mut af) = (0.0, 0.0, 0.0, 0.0); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:56:33 [INFO] [stderr] | [INFO] [stderr] 56 | fn read_header(mut buf: &mut T) -> Result<(u16, u32), std::io::Error> { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/postprocess/superxbr.rs:411:17 [INFO] [stderr] | [INFO] [stderr] 411 | let mut ri: i32 = clamp(rf.ceil() as i32, 0, 255); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/postprocess/superxbr.rs:412:17 [INFO] [stderr] | [INFO] [stderr] 412 | let mut gi: i32 = clamp(gf.ceil() as i32, 0, 255); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/postprocess/superxbr.rs:413:17 [INFO] [stderr] | [INFO] [stderr] 413 | let mut bi: i32 = clamp(bf.ceil() as i32, 0, 255); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/postprocess/superxbr.rs:414:17 [INFO] [stderr] | [INFO] [stderr] 414 | let mut ai: i32 = clamp(af.ceil() as i32, 0, 255); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:71:39 [INFO] [stderr] | [INFO] [stderr] 71 | fn read_palette_data(mut buf: &mut T) -> Palette { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `name` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `rebuild_zone` [INFO] [stderr] --> src/main.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | rebuild_zone: u16 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0635]: unknown feature `step_by` [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(step_by)] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:116:37 [INFO] [stderr] | [INFO] [stderr] 116 | fn read_level_data(mut buf: &mut T) -> Level { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:117:9 [INFO] [stderr] | [INFO] [stderr] 117 | let mut level = Level { rebuild_zone: 0 }; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:130:5 [INFO] [stderr] | [INFO] [stderr] 130 | file.read_to_end(&mut data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `Y` should have a snake case name [INFO] [stderr] --> src/postprocess/superxbr.rs:131:21 [INFO] [stderr] | [INFO] [stderr] 131 | let mut Y: [[f32; 4]; 4] = [[0.0; 4]; 4]; [INFO] [stderr] | ^ help: convert the identifier to snake case: `y` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `Y` should have a snake case name [INFO] [stderr] --> src/postprocess/superxbr.rs:216:21 [INFO] [stderr] | [INFO] [stderr] 216 | let mut Y: [[f32; 4]; 4] = [[0.0; 4]; 4]; [INFO] [stderr] | ^ help: convert the identifier to snake case: `y` [INFO] [stderr] [INFO] [stderr] warning: variable `Y` should have a snake case name [INFO] [stderr] --> src/postprocess/superxbr.rs:351:21 [INFO] [stderr] | [INFO] [stderr] 351 | let mut Y: [[f32; 4]; 4] = [[0.0; 4]; 4]; [INFO] [stderr] | ^ help: convert the identifier to snake case: `y` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0635`. [INFO] [stderr] error: Could not compile `cabal-extract`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/postprocess/superxbr.rs:411:17 [INFO] [stderr] | [INFO] [stderr] 411 | let mut ri: i32 = clamp(rf.ceil() as i32, 0, 255); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/postprocess/superxbr.rs:412:17 [INFO] [stderr] | [INFO] [stderr] 412 | let mut gi: i32 = clamp(gf.ceil() as i32, 0, 255); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/postprocess/superxbr.rs:413:17 [INFO] [stderr] | [INFO] [stderr] 413 | let mut bi: i32 = clamp(bf.ceil() as i32, 0, 255); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/postprocess/superxbr.rs:414:17 [INFO] [stderr] | [INFO] [stderr] 414 | let mut ai: i32 = clamp(af.ceil() as i32, 0, 255); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `name` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `rebuild_zone` [INFO] [stderr] --> src/main.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | rebuild_zone: u16 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0635]: unknown feature `step_by` [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(step_by)] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:130:5 [INFO] [stderr] | [INFO] [stderr] 130 | file.read_to_end(&mut data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `Y` should have a snake case name [INFO] [stderr] --> src/postprocess/superxbr.rs:131:21 [INFO] [stderr] | [INFO] [stderr] 131 | let mut Y: [[f32; 4]; 4] = [[0.0; 4]; 4]; [INFO] [stderr] | ^ help: convert the identifier to snake case: `y` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `Y` should have a snake case name [INFO] [stderr] --> src/postprocess/superxbr.rs:216:21 [INFO] [stderr] | [INFO] [stderr] 216 | let mut Y: [[f32; 4]; 4] = [[0.0; 4]; 4]; [INFO] [stderr] | ^ help: convert the identifier to snake case: `y` [INFO] [stderr] [INFO] [stderr] warning: variable `Y` should have a snake case name [INFO] [stderr] --> src/postprocess/superxbr.rs:351:21 [INFO] [stderr] | [INFO] [stderr] 351 | let mut Y: [[f32; 4]; 4] = [[0.0; 4]; 4]; [INFO] [stderr] | ^ help: convert the identifier to snake case: `y` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0635`. [INFO] [stderr] error: Could not compile `cabal-extract`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "fe466bbe11cdf49fcdf8aa2d86edc42e84e3911c44c2acd53aba0b6013779eea"` [INFO] running `"docker" "rm" "-f" "fe466bbe11cdf49fcdf8aa2d86edc42e84e3911c44c2acd53aba0b6013779eea"` [INFO] [stdout] fe466bbe11cdf49fcdf8aa2d86edc42e84e3911c44c2acd53aba0b6013779eea