[INFO] fetching crate icy_sixel 0.1.3...
[INFO] testing icy_sixel-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate icy_sixel 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate icy_sixel 0.1.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate icy_sixel 0.1.3
[INFO] tweaked toml for crates.io crate icy_sixel 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate icy_sixel 0.1.3 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 crates.io crate icy_sixel 0.1.3 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 39e9e2a3e4322e347adb8a748ada8f610c352eb8a8a33babf5d19904e0baad16
[INFO] running `Command { std: "docker" "start" "-a" "39e9e2a3e4322e347adb8a748ada8f610c352eb8a8a33babf5d19904e0baad16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39e9e2a3e4322e347adb8a748ada8f610c352eb8a8a33babf5d19904e0baad16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e9e2a3e4322e347adb8a748ada8f610c352eb8a8a33babf5d19904e0baad16", kill_on_drop: false }`
[INFO] [stdout] 39e9e2a3e4322e347adb8a748ada8f610c352eb8a8a33babf5d19904e0baad16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7e3a5df92da8fe5b41ea061c27435fa8c599c3c98e3131a65dcb79b01f27c481
[INFO] running `Command { std: "docker" "start" "-a" "7e3a5df92da8fe5b41ea061c27435fa8c599c3c98e3131a65dcb79b01f27c481", kill_on_drop: false }`
[INFO] [stderr]    Compiling icy_sixel v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "7e3a5df92da8fe5b41ea061c27435fa8c599c3c98e3131a65dcb79b01f27c481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3a5df92da8fe5b41ea061c27435fa8c599c3c98e3131a65dcb79b01f27c481", kill_on_drop: false }`
[INFO] [stdout] 7e3a5df92da8fe5b41ea061c27435fa8c599c3c98e3131a65dcb79b01f27c481
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] dfe83ca4433265d33902bb673869618f48b8ea89c0caabc1214656cba2b7cb18
[INFO] running `Command { std: "docker" "start" "-a" "dfe83ca4433265d33902bb673869618f48b8ea89c0caabc1214656cba2b7cb18", kill_on_drop: false }`
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling bytemuck v1.20.0
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.2
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling image v0.25.5
[INFO] [stderr]    Compiling icy_sixel v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `_shared`
[INFO] [stdout]   --> examples/_shared.rs:44:2
[INFO] [stdout]    |
[INFO] [stdout] 44 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `examples/_shared.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `icy_sixel` (example "_shared") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dfe83ca4433265d33902bb673869618f48b8ea89c0caabc1214656cba2b7cb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe83ca4433265d33902bb673869618f48b8ea89c0caabc1214656cba2b7cb18", kill_on_drop: false }`
[INFO] [stdout] dfe83ca4433265d33902bb673869618f48b8ea89c0caabc1214656cba2b7cb18