[INFO] cloning repository https://github.com/johannesvollmer/rs-exr
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johannesvollmer/rs-exr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohannesvollmer%2Frs-exr"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohannesvollmer%2Frs-exr'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a0b3ed33d660b02f4598e7075ca89ecd0916936
[INFO] checking johannesvollmer/rs-exr against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohannesvollmer%2Frs-exr" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johannesvollmer/rs-exr on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/johannesvollmer/rs-exr
[INFO] finished tweaking git repo https://github.com/johannesvollmer/rs-exr
[INFO] tweaked toml for git repo https://github.com/johannesvollmer/rs-exr written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/johannesvollmer/rs-exr already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3c3413c96f255b8d323c486c4805b685a3b8981a9439246070924f0df8e9923
[INFO] running `"docker" "start" "-a" "f3c3413c96f255b8d323c486c4805b685a3b8981a9439246070924f0df8e9923"`
[INFO] [stderr]     Checking half v1.2.0
[INFO] [stderr]     Checking seek_bufread v1.2.0
[INFO] [stderr]     Checking smallvec v0.6.4
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking libflate v0.1.16
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stderr]     Checking rs-exr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `Data` is imported redundantly
[INFO] [stderr]    --> src/file/meta/attributes.rs:897:13
[INFO] [stderr]     |
[INFO] [stderr] 218 | use ::file::io::*;
[INFO] [stderr]     |     ------------- the item `Data` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 897 |         use ::file::io::Data;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/file/meta/mod.rs:432:17
[INFO] [stderr]     |
[INFO] [stderr] 432 |         if let 1...2 = self.file_format_version {
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/file/meta/mod.rs:439:40
[INFO] [stderr]     |
[INFO] [stderr] 439 |                 (false, false, false, 1...2) => Ok(()),
[INFO] [stderr]     |                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/file/meta/mod.rs:442:39
[INFO] [stderr]     |
[INFO] [stderr] 442 |                 (true, false, false, 1...2) => Ok(()),
[INFO] [stderr]     |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `write`
[INFO] [stderr]    --> src/image/immediate.rs:297:24
[INFO] [stderr]     |
[INFO] [stderr] 297 | pub fn write<W: Write>(write: &mut W, image: &Image) -> WriteResult {
[INFO] [stderr]     |                        ^^^^^ help: consider prefixing with an underscore: `_write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `image`
[INFO] [stderr]    --> src/image/immediate.rs:297:39
[INFO] [stderr]     |
[INFO] [stderr] 297 | pub fn write<W: Write>(write: &mut W, image: &Image) -> WriteResult {
[INFO] [stderr]     |                                       ^^^^^ help: consider prefixing with an underscore: `_image`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `decompressed`
[INFO] [stderr]    --> src/image/immediate.rs:235:37
[INFO] [stderr]     |
[INFO] [stderr] 235 | ...                   let decompressed = compression.decompress(
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_decompressed`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parts`
[INFO] [stderr]    --> src/image/immediate.rs:276:31
[INFO] [stderr]     |
[INFO] [stderr] 276 |             Chunks::MultiPart(parts) => unimplemented!()
[INFO] [stderr]     |                               ^^^^^ help: consider prefixing with an underscore: `_parts`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `x_levels`
[INFO] [stderr]   --> src/image/immediate.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     x_levels: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `y_levels`
[INFO] [stderr]   --> src/image/immediate.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     y_levels: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr] warning: the item `Data` is imported redundantly
[INFO] [stderr]    --> src/file/meta/attributes.rs:897:13
[INFO] [stderr]     |
[INFO] [stderr] 218 | use ::file::io::*;
[INFO] [stderr]     |     ------------- the item `Data` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 897 |         use ::file::io::Data;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/file/meta/mod.rs:432:17
[INFO] [stderr]     |
[INFO] [stderr] 432 |         if let 1...2 = self.file_format_version {
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/file/meta/mod.rs:439:40
[INFO] [stderr]     |
[INFO] [stderr] 439 |                 (false, false, false, 1...2) => Ok(()),
[INFO] [stderr]     |                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/file/meta/mod.rs:442:39
[INFO] [stderr]     |
[INFO] [stderr] 442 |                 (true, false, false, 1...2) => Ok(()),
[INFO] [stderr]     |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `write`
[INFO] [stderr]    --> src/image/immediate.rs:297:24
[INFO] [stderr]     |
[INFO] [stderr] 297 | pub fn write<W: Write>(write: &mut W, image: &Image) -> WriteResult {
[INFO] [stderr]     |                        ^^^^^ help: consider prefixing with an underscore: `_write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `image`
[INFO] [stderr]    --> src/image/immediate.rs:297:39
[INFO] [stderr]     |
[INFO] [stderr] 297 | pub fn write<W: Write>(write: &mut W, image: &Image) -> WriteResult {
[INFO] [stderr]     |                                       ^^^^^ help: consider prefixing with an underscore: `_image`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `decompressed`
[INFO] [stderr]    --> src/image/immediate.rs:235:37
[INFO] [stderr]     |
[INFO] [stderr] 235 | ...                   let decompressed = compression.decompress(
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_decompressed`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parts`
[INFO] [stderr]    --> src/image/immediate.rs:276:31
[INFO] [stderr]     |
[INFO] [stderr] 276 |             Chunks::MultiPart(parts) => unimplemented!()
[INFO] [stderr]     |                               ^^^^^ help: consider prefixing with an underscore: `_parts`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/file/meta/attributes.rs:1295:17
[INFO] [stderr]      |
[INFO] [stderr] 1295 |             let mut new_tile = TileDescription::read(&mut Cursor::new(bytes)).unwrap();
[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/file/meta/attributes.rs:1378:17
[INFO] [stderr]      |
[INFO] [stderr] 1378 |             let mut new_attribute = Attribute::read(&mut Cursor::new(bytes)).unwrap();
[INFO] [stderr]      |                 ----^^^^^^^^^^^^^
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `x_levels`
[INFO] [stderr]   --> src/image/immediate.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     x_levels: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `y_levels`
[INFO] [stderr]   --> src/image/immediate.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     y_levels: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.80s
[INFO] running `"docker" "inspect" "f3c3413c96f255b8d323c486c4805b685a3b8981a9439246070924f0df8e9923"`
[INFO] running `"docker" "rm" "-f" "f3c3413c96f255b8d323c486c4805b685a3b8981a9439246070924f0df8e9923"`
[INFO] [stdout] f3c3413c96f255b8d323c486c4805b685a3b8981a9439246070924f0df8e9923