[INFO] cloning repository https://github.com/sjudin/rust-png-decoder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sjudin/rust-png-decoder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjudin%2Frust-png-decoder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjudin%2Frust-png-decoder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e0ab499bf1d698e120bd0b9fc7cc7ce01c42b427 [INFO] testing sjudin/rust-png-decoder against beta-2025-09-21 for beta-1.91-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjudin%2Frust-png-decoder" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/sjudin/rust-png-decoder [INFO] finished tweaking git repo https://github.com/sjudin/rust-png-decoder [INFO] tweaked toml for git repo https://github.com/sjudin/rust-png-decoder written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/sjudin/rust-png-decoder on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/sjudin/rust-png-decoder 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pyo3-ffi v0.16.5 [INFO] [stderr] Downloaded pyo3-build-config v0.16.5 [INFO] [stderr] Downloaded target-lexicon v0.12.4 [INFO] [stderr] Downloaded unindent v0.1.9 [INFO] [stderr] Downloaded pyo3-macros v0.16.5 [INFO] [stderr] Downloaded pyo3-macros-backend v0.16.5 [INFO] [stderr] Downloaded pyo3 v0.16.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0eeef9ca21f52d3fbaf1353d021079d5ca1a846a7f643384bb74ca4b4a4665fa [INFO] running `Command { std: "docker" "start" "-a" "0eeef9ca21f52d3fbaf1353d021079d5ca1a846a7f643384bb74ca4b4a4665fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0eeef9ca21f52d3fbaf1353d021079d5ca1a846a7f643384bb74ca4b4a4665fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0eeef9ca21f52d3fbaf1353d021079d5ca1a846a7f643384bb74ca4b4a4665fa", kill_on_drop: false }` [INFO] [stdout] 0eeef9ca21f52d3fbaf1353d021079d5ca1a846a7f643384bb74ca4b4a4665fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac42fa7e0acd4bf1780c600ca0415b2a441a3bd9199a2f5eb63ba0a26dc31838 [INFO] running `Command { std: "docker" "start" "-a" "ac42fa7e0acd4bf1780c600ca0415b2a441a3bd9199a2f5eb63ba0a26dc31838", kill_on_drop: false }` [INFO] [stderr] Compiling target-lexicon v0.12.4 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling once_cell v1.13.0 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling smallvec v1.9.0 [INFO] [stderr] Compiling indoc v1.0.6 [INFO] [stderr] Compiling unindent v0.1.9 [INFO] [stderr] Compiling miniz_oxide v0.5.3 [INFO] [stderr] Compiling flate2 v1.0.24 [INFO] [stderr] Compiling pyo3-build-config v0.16.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling colored v2.0.0 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling pyo3-ffi v0.16.5 [INFO] [stderr] Compiling pyo3 v0.16.5 [INFO] [stderr] Compiling pyo3-macros-backend v0.16.5 [INFO] [stderr] Compiling pyo3-macros v0.16.5 [INFO] [stderr] Compiling png_reader v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser.rs:63:15 [INFO] [stdout] | [INFO] [stdout] 63 | Ancillary(String), [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ChunkType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 63 - Ancillary(String), [INFO] [stdout] 63 + Ancillary(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `compression_method`, `filter_method`, and `interlace_method` are never read [INFO] [stdout] --> src/parser.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 148 | pub struct PngImage { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 153 | compression_method: CompressionMethod, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 154 | filter_method: FilterMethod, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 155 | interlace_method: InterlaceMethod, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PngImage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.97s [INFO] running `Command { std: "docker" "inspect" "ac42fa7e0acd4bf1780c600ca0415b2a441a3bd9199a2f5eb63ba0a26dc31838", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac42fa7e0acd4bf1780c600ca0415b2a441a3bd9199a2f5eb63ba0a26dc31838", kill_on_drop: false }` [INFO] [stdout] ac42fa7e0acd4bf1780c600ca0415b2a441a3bd9199a2f5eb63ba0a26dc31838 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 23bcb3734caf736b86f29aaaeff7e096977f51060e5a2c91d324647fc16bb4ac [INFO] running `Command { std: "docker" "start" "-a" "23bcb3734caf736b86f29aaaeff7e096977f51060e5a2c91d324647fc16bb4ac", kill_on_drop: false }` [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser.rs:63:15 [INFO] [stdout] | [INFO] [stdout] 63 | Ancillary(String), [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ChunkType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 63 - Ancillary(String), [INFO] [stdout] 63 + Ancillary(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `compression_method`, `filter_method`, and `interlace_method` are never read [INFO] [stdout] --> src/parser.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 148 | pub struct PngImage { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 153 | compression_method: CompressionMethod, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 154 | filter_method: FilterMethod, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 155 | interlace_method: InterlaceMethod, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PngImage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling png_reader v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser.rs:63:15 [INFO] [stdout] | [INFO] [stdout] 63 | Ancillary(String), [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ChunkType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 63 - Ancillary(String), [INFO] [stdout] 63 + Ancillary(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `compression_method`, `filter_method`, and `interlace_method` are never read [INFO] [stdout] --> src/parser.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 148 | pub struct PngImage { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 153 | compression_method: CompressionMethod, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 154 | filter_method: FilterMethod, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 155 | interlace_method: InterlaceMethod, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PngImage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "23bcb3734caf736b86f29aaaeff7e096977f51060e5a2c91d324647fc16bb4ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23bcb3734caf736b86f29aaaeff7e096977f51060e5a2c91d324647fc16bb4ac", kill_on_drop: false }` [INFO] [stdout] 23bcb3734caf736b86f29aaaeff7e096977f51060e5a2c91d324647fc16bb4ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2deeaed684d176da1c276566fc894df934866a3c78070464241267941218aafd [INFO] running `Command { std: "docker" "start" "-a" "2deeaed684d176da1c276566fc894df934866a3c78070464241267941218aafd", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/parser.rs:63:15 [INFO] [stderr] | [INFO] [stderr] 63 | Ancillary(String), [INFO] [stderr] | --------- ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `ChunkType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 63 - Ancillary(String), [INFO] [stderr] 63 + Ancillary(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: fields `compression_method`, `filter_method`, and `interlace_method` are never read [INFO] [stderr] --> src/parser.rs:153:5 [INFO] [stderr] | [INFO] [stderr] 148 | pub struct PngImage { [INFO] [stderr] | -------- fields in this struct [INFO] [stderr] ... [INFO] [stderr] 153 | compression_method: CompressionMethod, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 154 | filter_method: FilterMethod, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] 155 | interlace_method: InterlaceMethod, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `PngImage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `png_reader` (lib) generated 2 warnings [INFO] [stderr] warning: `png_reader` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_png_reader-20ec77c5dc86b561) [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] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/png_reader-3418b951958c1c52) [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] [stderr] Doc-tests rust_png_reader [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" "2deeaed684d176da1c276566fc894df934866a3c78070464241267941218aafd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2deeaed684d176da1c276566fc894df934866a3c78070464241267941218aafd", kill_on_drop: false }` [INFO] [stdout] 2deeaed684d176da1c276566fc894df934866a3c78070464241267941218aafd