[INFO] fetching crate png-db 0.1.2...
[INFO] testing png-db-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate png-db 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate png-db 0.1.2
[INFO] finished tweaking crates.io crate png-db 0.1.2
[INFO] tweaked toml for crates.io crate png-db 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate png-db 0.1.2 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 crates.io crate png-db 0.1.2 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ef259367d345831b32805aeb50ffa2be63be359c23f5866597456b6f49b862f4
[INFO] running `Command { std: "docker" "start" "-a" "ef259367d345831b32805aeb50ffa2be63be359c23f5866597456b6f49b862f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef259367d345831b32805aeb50ffa2be63be359c23f5866597456b6f49b862f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef259367d345831b32805aeb50ffa2be63be359c23f5866597456b6f49b862f4", kill_on_drop: false }`
[INFO] [stdout] ef259367d345831b32805aeb50ffa2be63be359c23f5866597456b6f49b862f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 58c0c7a401ea35ab1ce4155855f5cff7d5666f683793912280a66437cedbdee0
[INFO] running `Command { std: "docker" "start" "-a" "58c0c7a401ea35ab1ce4155855f5cff7d5666f683793912280a66437cedbdee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling serde_core v1.0.226
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling serde v1.0.226
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling clap_builder v4.5.48
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling serde_derive v1.0.226
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling backtrace v0.3.75
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling color-eyre v0.6.5
[INFO] [stderr]    Compiling clap v4.5.48
[INFO] [stderr]    Compiling png-db v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.40s
[INFO] running `Command { std: "docker" "inspect" "58c0c7a401ea35ab1ce4155855f5cff7d5666f683793912280a66437cedbdee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c0c7a401ea35ab1ce4155855f5cff7d5666f683793912280a66437cedbdee0", kill_on_drop: false }`
[INFO] [stdout] 58c0c7a401ea35ab1ce4155855f5cff7d5666f683793912280a66437cedbdee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fe5140b729dbcb27c3a496f8775d1dce86b7fb9ba30324ea449314388078117f
[INFO] running `Command { std: "docker" "start" "-a" "fe5140b729dbcb27c3a496f8775d1dce86b7fb9ba30324ea449314388078117f", kill_on_drop: false }`
[INFO] [stderr]    Compiling png-db v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "fe5140b729dbcb27c3a496f8775d1dce86b7fb9ba30324ea449314388078117f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5140b729dbcb27c3a496f8775d1dce86b7fb9ba30324ea449314388078117f", kill_on_drop: false }`
[INFO] [stdout] fe5140b729dbcb27c3a496f8775d1dce86b7fb9ba30324ea449314388078117f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a760082ca8b64ff1dc7a92455b3168b8169d1c701265f9cf98b2bd3ab1dfdb85
[INFO] running `Command { std: "docker" "start" "-a" "a760082ca8b64ff1dc7a92455b3168b8169d1c701265f9cf98b2bd3ab1dfdb85", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/png_db-4cf2ada75427e829)
[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/png_db-bde2925422d2ac96)
[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 png_db
[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" "a760082ca8b64ff1dc7a92455b3168b8169d1c701265f9cf98b2bd3ab1dfdb85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a760082ca8b64ff1dc7a92455b3168b8169d1c701265f9cf98b2bd3ab1dfdb85", kill_on_drop: false }`
[INFO] [stdout] a760082ca8b64ff1dc7a92455b3168b8169d1c701265f9cf98b2bd3ab1dfdb85
