[INFO] fetching crate rustagram 0.1.0...
[INFO] testing rustagram-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rustagram 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rustagram 0.1.0
[INFO] finished tweaking crates.io crate rustagram 0.1.0
[INFO] tweaked toml for crates.io crate rustagram 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustagram 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 37 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.6.1)
[INFO] [stderr]       Adding image v0.18.0 (available: v0.25.10)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63ddf6f900067f7cde600bb98b7e78f42524d199f638693fe8be62271b8f385b
[INFO] running `Command { std: "docker" "start" "-a" "63ddf6f900067f7cde600bb98b7e78f42524d199f638693fe8be62271b8f385b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63ddf6f900067f7cde600bb98b7e78f42524d199f638693fe8be62271b8f385b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63ddf6f900067f7cde600bb98b7e78f42524d199f638693fe8be62271b8f385b", kill_on_drop: false }`
[INFO] [stdout] 63ddf6f900067f7cde600bb98b7e78f42524d199f638693fe8be62271b8f385b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 587c2996fe26d431f8e2b81ad97916ca1dc9efabacc3cc4debfbc1a608fa04b6
[INFO] running `Command { std: "docker" "start" "-a" "587c2996fe26d431f8e2b81ad97916ca1dc9efabacc3cc4debfbc1a608fa04b6", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rustagram v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rustaops/mod.rs:243:57
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn process_blend<I>(foreground: &I, background: &I, f: &Fn(u8, u8) -> u8) -> ImageBuffer<Rgba<u8>, Vec<u8>>
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn process_blend<I>(foreground: &I, background: &I, f: &dyn Fn(u8, u8) -> u8) -> ImageBuffer<Rgba<u8>, Vec<u8>>
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.20s
[INFO] running `Command { std: "docker" "inspect" "587c2996fe26d431f8e2b81ad97916ca1dc9efabacc3cc4debfbc1a608fa04b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "587c2996fe26d431f8e2b81ad97916ca1dc9efabacc3cc4debfbc1a608fa04b6", kill_on_drop: false }`
[INFO] [stdout] 587c2996fe26d431f8e2b81ad97916ca1dc9efabacc3cc4debfbc1a608fa04b6
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4fbcda5e524b46ac1d29fdde0ef0ba8c06d6ef772bdfcd8fb2b59578ba6dee9
[INFO] running `Command { std: "docker" "start" "-a" "f4fbcda5e524b46ac1d29fdde0ef0ba8c06d6ef772bdfcd8fb2b59578ba6dee9", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling rustagram v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rustaops/mod.rs:243:57
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn process_blend<I>(foreground: &I, background: &I, f: &Fn(u8, u8) -> u8) -> ImageBuffer<Rgba<u8>, Vec<u8>>
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn process_blend<I>(foreground: &I, background: &I, f: &dyn Fn(u8, u8) -> u8) -> ImageBuffer<Rgba<u8>, Vec<u8>>
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rustaops/mod.rs:243:57
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn process_blend<I>(foreground: &I, background: &I, f: &Fn(u8, u8) -> u8) -> ImageBuffer<Rgba<u8>, Vec<u8>>
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn process_blend<I>(foreground: &I, background: &I, f: &dyn Fn(u8, u8) -> u8) -> ImageBuffer<Rgba<u8>, Vec<u8>>
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "f4fbcda5e524b46ac1d29fdde0ef0ba8c06d6ef772bdfcd8fb2b59578ba6dee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4fbcda5e524b46ac1d29fdde0ef0ba8c06d6ef772bdfcd8fb2b59578ba6dee9", kill_on_drop: false }`
[INFO] [stdout] f4fbcda5e524b46ac1d29fdde0ef0ba8c06d6ef772bdfcd8fb2b59578ba6dee9
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c954abe6029076950f4189db9c2a8cfb511c65ae3436ee1eac4a6599f67c8ac2
[INFO] running `Command { std: "docker" "start" "-a" "c954abe6029076950f4189db9c2a8cfb511c65ae3436ee1eac4a6599f67c8ac2", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rustaops/mod.rs:243:57
[INFO] [stderr]     |
[INFO] [stderr] 243 | fn process_blend<I>(foreground: &I, background: &I, f: &Fn(u8, u8) -> u8) -> ImageBuffer<Rgba<u8>, Vec<u8>>
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^^
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 243 | fn process_blend<I>(foreground: &I, background: &I, f: &dyn Fn(u8, u8) -> u8) -> ImageBuffer<Rgba<u8>, Vec<u8>>
[INFO] [stderr]     |                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: `rustagram` (lib) generated 1 warning (run `cargo fix --lib -p rustagram` to apply 1 suggestion)
[INFO] [stderr] warning: `rustagram` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustagram-1b90f1ef1f2526a6)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/producer.rs (/opt/rustwide/target/debug/deps/producer-d4795393f713b2a8)
[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] [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/rustagram-fd29825da29c06cc)
[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 rustagram
[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" "c954abe6029076950f4189db9c2a8cfb511c65ae3436ee1eac4a6599f67c8ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c954abe6029076950f4189db9c2a8cfb511c65ae3436ee1eac4a6599f67c8ac2", kill_on_drop: false }`
[INFO] [stdout] c954abe6029076950f4189db9c2a8cfb511c65ae3436ee1eac4a6599f67c8ac2
