[INFO] fetching crate pngeq 0.1.0... [INFO] testing pngeq-0.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate pngeq 0.1.0 into /workspace/builds/worker-81/source [INFO] validating manifest of crates.io crate pngeq 0.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pngeq 0.1.0 [INFO] finished tweaking crates.io crate pngeq 0.1.0 [INFO] tweaked toml for crates.io crate pngeq 0.1.0 written to /workspace/builds/worker-81/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded exoquant v0.2.0 [INFO] [stderr] Downloaded c_vec v1.0.12 [INFO] [stderr] Downloaded rgb v0.8.29 [INFO] [stderr] Downloaded lodepng v0.8.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d01fb1f282fe3b969ac91a5d5bbb86f57cd1805692cc70d1f01159adf0f541d3 [INFO] running `Command { std: "docker" "start" "-a" "d01fb1f282fe3b969ac91a5d5bbb86f57cd1805692cc70d1f01159adf0f541d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d01fb1f282fe3b969ac91a5d5bbb86f57cd1805692cc70d1f01159adf0f541d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d01fb1f282fe3b969ac91a5d5bbb86f57cd1805692cc70d1f01159adf0f541d3", kill_on_drop: false }` [INFO] [stdout] d01fb1f282fe3b969ac91a5d5bbb86f57cd1805692cc70d1f01159adf0f541d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b6d83f6ec840c5b659ec570b49d24703c7d9ea7fe0d06b783b7befa75282682a [INFO] running `Command { std: "docker" "start" "-a" "b6d83f6ec840c5b659ec570b49d24703c7d9ea7fe0d06b783b7befa75282682a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling bytemuck v1.7.2 [INFO] [stderr] Compiling lodepng v0.8.1 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling c_vec v1.0.12 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling exoquant v0.2.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling rgb v0.8.29 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling pngeq v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:38:23 [INFO] [stdout] | [INFO] [stdout] 38 | let ditherer: Box = match matches.value_of("ditherer") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ditherer::Ditherer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:55:38 [INFO] [stdout] | [INFO] [stdout] 55 | let (optimizer, opt_level): (Box, u32) = match matches.value_of("optimization level") [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Optimizer` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.31s [INFO] running `Command { std: "docker" "inspect" "b6d83f6ec840c5b659ec570b49d24703c7d9ea7fe0d06b783b7befa75282682a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6d83f6ec840c5b659ec570b49d24703c7d9ea7fe0d06b783b7befa75282682a", kill_on_drop: false }` [INFO] [stdout] b6d83f6ec840c5b659ec570b49d24703c7d9ea7fe0d06b783b7befa75282682a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb42f4c6e218c2d4de08b6bed8dcced728da464cb9f998db7c6b946eb4164d7f [INFO] running `Command { std: "docker" "start" "-a" "bb42f4c6e218c2d4de08b6bed8dcced728da464cb9f998db7c6b946eb4164d7f", kill_on_drop: false }` [INFO] [stderr] Compiling pngeq v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:38:23 [INFO] [stdout] | [INFO] [stdout] 38 | let ditherer: Box = match matches.value_of("ditherer") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ditherer::Ditherer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:55:38 [INFO] [stdout] | [INFO] [stdout] 55 | let (optimizer, opt_level): (Box, u32) = match matches.value_of("optimization level") [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Optimizer` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "bb42f4c6e218c2d4de08b6bed8dcced728da464cb9f998db7c6b946eb4164d7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb42f4c6e218c2d4de08b6bed8dcced728da464cb9f998db7c6b946eb4164d7f", kill_on_drop: false }` [INFO] [stdout] bb42f4c6e218c2d4de08b6bed8dcced728da464cb9f998db7c6b946eb4164d7f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2765d4ad73d7c0971544517bd6927a558c8b5d9d4c7f4d9336ca5622c788dec2 [INFO] running `Command { std: "docker" "start" "-a" "2765d4ad73d7c0971544517bd6927a558c8b5d9d4c7f4d9336ca5622c788dec2", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:38:23 [INFO] [stderr] | [INFO] [stderr] 38 | let ditherer: Box = match matches.value_of("ditherer") [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ditherer::Ditherer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:55:38 [INFO] [stderr] | [INFO] [stderr] 55 | let (optimizer, opt_level): (Box, u32) = match matches.value_of("optimization level") [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Optimizer` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `pngeq` (bin "pngeq" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pngeq-33e61a4398d9a641) [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" "2765d4ad73d7c0971544517bd6927a558c8b5d9d4c7f4d9336ca5622c788dec2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2765d4ad73d7c0971544517bd6927a558c8b5d9d4c7f4d9336ca5622c788dec2", kill_on_drop: false }` [INFO] [stdout] 2765d4ad73d7c0971544517bd6927a558c8b5d9d4c7f4d9336ca5622c788dec2