[INFO] cloning repository https://github.com/martinhath/jpeg-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/martinhath/jpeg-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartinhath%2Fjpeg-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartinhath%2Fjpeg-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e3a40cc4c31d5a46e36514cc2c6abc6f1a6caaa1 [INFO] testing martinhath/jpeg-rust against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartinhath%2Fjpeg-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/martinhath/jpeg-rust on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/martinhath/jpeg-rust [INFO] finished tweaking git repo https://github.com/martinhath/jpeg-rust [INFO] tweaked toml for git repo https://github.com/martinhath/jpeg-rust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/martinhath/jpeg-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itertools v0.4.18 [INFO] running `Command { std: "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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 794cf956295b80494c7e066de9eee3950d00be5951b434f6971e0ab1f01b4a6a [INFO] running `Command { std: "docker" "start" "-a" "794cf956295b80494c7e066de9eee3950d00be5951b434f6971e0ab1f01b4a6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "794cf956295b80494c7e066de9eee3950d00be5951b434f6971e0ab1f01b4a6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "794cf956295b80494c7e066de9eee3950d00be5951b434f6971e0ab1f01b4a6a", kill_on_drop: false }` [INFO] [stdout] 794cf956295b80494c7e066de9eee3950d00be5951b434f6971e0ab1f01b4a6a [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e951a80a1f717b07f18edb79167319e5ea9dadd7d12f0a2c89c09cc46e590bf2 [INFO] running `Command { std: "docker" "start" "-a" "e951a80a1f717b07f18edb79167319e5ea9dadd7d12f0a2c89c09cc46e590bf2", kill_on_drop: false }` [INFO] [stderr] Compiling itertools v0.4.18 [INFO] [stderr] Compiling jpeg-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | try!(file.read_to_end(&mut bytes)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/jpeg/mod.rs:421:25 [INFO] [stdout] | [INFO] [stdout] 417 | return Ok(image); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 421 | i += bytes_read + bytes_skipped; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_y` [INFO] [stdout] --> src/jpeg/decoder.rs:260:31 [INFO] [stdout] | [INFO] [stdout] 260 | |x, y, max_x, max_y, x_factor, y_factor, max_x_factor, max_y_factor| { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block_factor` [INFO] [stdout] --> src/jpeg/decoder.rs:187:13 [INFO] [stdout] | [INFO] [stdout] 187 | let block_factor = max_block_hori_scale * max_block_vert_scale; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_factor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_i` [INFO] [stdout] --> src/jpeg/decoder.rs:366:21 [INFO] [stdout] | [INFO] [stdout] 366 | let max_i = stride - start_x; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `BlockSlice` [INFO] [stdout] --> src/jpeg/decoder.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | type BlockSlice = [f32]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.65s [INFO] running `Command { std: "docker" "inspect" "e951a80a1f717b07f18edb79167319e5ea9dadd7d12f0a2c89c09cc46e590bf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e951a80a1f717b07f18edb79167319e5ea9dadd7d12f0a2c89c09cc46e590bf2", kill_on_drop: false }` [INFO] [stdout] e951a80a1f717b07f18edb79167319e5ea9dadd7d12f0a2c89c09cc46e590bf2 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e559db7b42b4927ddd1dcef1e24e56c93729b2aa06f2a82f237e569df4c1049 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6e559db7b42b4927ddd1dcef1e24e56c93729b2aa06f2a82f237e569df4c1049", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling jpeg-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | try!(file.read_to_end(&mut bytes)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/jpeg/mod.rs:421:25 [INFO] [stdout] | [INFO] [stdout] 417 | return Ok(image); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 421 | i += bytes_read + bytes_skipped; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_y` [INFO] [stdout] --> src/jpeg/decoder.rs:260:31 [INFO] [stdout] | [INFO] [stdout] 260 | |x, y, max_x, max_y, x_factor, y_factor, max_x_factor, max_y_factor| { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block_factor` [INFO] [stdout] --> src/jpeg/decoder.rs:187:13 [INFO] [stdout] | [INFO] [stdout] 187 | let block_factor = max_block_hori_scale * max_block_vert_scale; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_factor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_i` [INFO] [stdout] --> src/jpeg/decoder.rs:366:21 [INFO] [stdout] | [INFO] [stdout] 366 | let max_i = stride - start_x; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `BlockSlice` [INFO] [stdout] --> src/jpeg/decoder.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | type BlockSlice = [f32]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.39s [INFO] running `Command { std: "docker" "inspect" "6e559db7b42b4927ddd1dcef1e24e56c93729b2aa06f2a82f237e569df4c1049", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e559db7b42b4927ddd1dcef1e24e56c93729b2aa06f2a82f237e569df4c1049", kill_on_drop: false }` [INFO] [stdout] 6e559db7b42b4927ddd1dcef1e24e56c93729b2aa06f2a82f237e569df4c1049 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6a8603c844d807396439b15d3b77e1966709bfcc305ef884fbcb49adc069bf51 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6a8603c844d807396439b15d3b77e1966709bfcc305ef884fbcb49adc069bf51", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | try!(file.read_to_end(&mut bytes)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/jpeg/mod.rs:421:25 [INFO] [stderr] | [INFO] [stderr] 417 | return Ok(image); [INFO] [stderr] | ---------------- any code following this expression is unreachable [INFO] [stderr] ... [INFO] [stderr] 421 | i += bytes_read + bytes_skipped; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_y` [INFO] [stderr] --> src/jpeg/decoder.rs:260:31 [INFO] [stderr] | [INFO] [stderr] 260 | |x, y, max_x, max_y, x_factor, y_factor, max_x_factor, max_y_factor| { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `block_factor` [INFO] [stderr] --> src/jpeg/decoder.rs:187:13 [INFO] [stderr] | [INFO] [stderr] 187 | let block_factor = max_block_hori_scale * max_block_vert_scale; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_factor` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_i` [INFO] [stderr] --> src/jpeg/decoder.rs:366:21 [INFO] [stderr] | [INFO] [stderr] 366 | let max_i = stride - start_x; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_i` [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `BlockSlice` [INFO] [stderr] --> src/jpeg/decoder.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | type BlockSlice = [f32]; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `jpeg-rust` (bin "jpeg-rust" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/jpeg_rust-eb3e48fbd83c5a0d) [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" "6a8603c844d807396439b15d3b77e1966709bfcc305ef884fbcb49adc069bf51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a8603c844d807396439b15d3b77e1966709bfcc305ef884fbcb49adc069bf51", kill_on_drop: false }` [INFO] [stdout] 6a8603c844d807396439b15d3b77e1966709bfcc305ef884fbcb49adc069bf51