[INFO] cloning repository https://github.com/DanL2015/image-viewer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DanL2015/image-viewer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanL2015%2Fimage-viewer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanL2015%2Fimage-viewer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a73675a5d316f6f11a9bb0976e6690591f3455d3
[INFO] testing DanL2015/image-viewer against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanL2015%2Fimage-viewer" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DanL2015/image-viewer
[INFO] finished tweaking git repo https://github.com/DanL2015/image-viewer
[INFO] tweaked toml for git repo https://github.com/DanL2015/image-viewer written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DanL2015/image-viewer 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] crate git repo https://github.com/DanL2015/image-viewer 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1efce7b3616e723e588af05c2d2313573ae7b9c78a8737123e3dca222a2dfafa
[INFO] running `Command { std: "docker" "start" "-a" "1efce7b3616e723e588af05c2d2313573ae7b9c78a8737123e3dca222a2dfafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1efce7b3616e723e588af05c2d2313573ae7b9c78a8737123e3dca222a2dfafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1efce7b3616e723e588af05c2d2313573ae7b9c78a8737123e3dca222a2dfafa", kill_on_drop: false }`
[INFO] [stdout] 1efce7b3616e723e588af05c2d2313573ae7b9c78a8737123e3dca222a2dfafa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5ad30048fe4aa1b40c5f46b2af8794d44ee72ecc1f90b53e555095f7a97c3bc5
[INFO] running `Command { std: "docker" "start" "-a" "5ad30048fe4aa1b40c5f46b2af8794d44ee72ecc1f90b53e555095f7a97c3bc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling target-lexicon v0.12.15
[INFO] [stderr]    Compiling winnow v0.6.14
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling version-compare v0.2.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling gio v0.20.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling serde_spanned v0.6.6
[INFO] [stderr]    Compiling toml_edit v0.22.16
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling toml v0.8.15
[INFO] [stderr]    Compiling system-deps v7.0.1
[INFO] [stderr]    Compiling glib-sys v0.20.0
[INFO] [stderr]    Compiling gobject-sys v0.20.0
[INFO] [stderr]    Compiling gio-sys v0.20.0
[INFO] [stderr]    Compiling pango-sys v0.20.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.20.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.20.0
[INFO] [stderr]    Compiling graphene-sys v0.20.0
[INFO] [stderr]    Compiling gdk4-sys v0.9.0
[INFO] [stderr]    Compiling gsk4-sys v0.9.0
[INFO] [stderr]    Compiling gtk4-sys v0.9.0
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]    Compiling glib-macros v0.20.0
[INFO] [stderr]    Compiling gtk4-macros v0.9.0
[INFO] [stderr]    Compiling glib v0.20.0
[INFO] [stderr]    Compiling cairo-rs v0.20.0
[INFO] [stderr]    Compiling graphene-rs v0.20.0
[INFO] [stderr]    Compiling pango v0.20.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.20.0
[INFO] [stderr]    Compiling gdk4 v0.9.0
[INFO] [stderr]    Compiling gsk4 v0.9.0
[INFO] [stderr]    Compiling gtk4 v0.9.0
[INFO] [stderr]    Compiling imageviewer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] running `Command { std: "docker" "inspect" "5ad30048fe4aa1b40c5f46b2af8794d44ee72ecc1f90b53e555095f7a97c3bc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad30048fe4aa1b40c5f46b2af8794d44ee72ecc1f90b53e555095f7a97c3bc5", kill_on_drop: false }`
[INFO] [stdout] 5ad30048fe4aa1b40c5f46b2af8794d44ee72ecc1f90b53e555095f7a97c3bc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 838bd70243b6ca587f4a7d376ff7580704e35d682734838d4ab0f1ca10b9239b
[INFO] running `Command { std: "docker" "start" "-a" "838bd70243b6ca587f4a7d376ff7580704e35d682734838d4ab0f1ca10b9239b", kill_on_drop: false }`
[INFO] [stderr]    Compiling imageviewer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "838bd70243b6ca587f4a7d376ff7580704e35d682734838d4ab0f1ca10b9239b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838bd70243b6ca587f4a7d376ff7580704e35d682734838d4ab0f1ca10b9239b", kill_on_drop: false }`
[INFO] [stdout] 838bd70243b6ca587f4a7d376ff7580704e35d682734838d4ab0f1ca10b9239b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 586c7545c6256d6e8f1152f2ff174387acfbf8666f37b6dfa5cecc0efaece80a
[INFO] running `Command { std: "docker" "start" "-a" "586c7545c6256d6e8f1152f2ff174387acfbf8666f37b6dfa5cecc0efaece80a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/imageviewer-2f0dc2ab2da24434)
[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" "586c7545c6256d6e8f1152f2ff174387acfbf8666f37b6dfa5cecc0efaece80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586c7545c6256d6e8f1152f2ff174387acfbf8666f37b6dfa5cecc0efaece80a", kill_on_drop: false }`
[INFO] [stdout] 586c7545c6256d6e8f1152f2ff174387acfbf8666f37b6dfa5cecc0efaece80a