[INFO] fetching crate print-core 0.1.2...
[INFO] testing print-core-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate print-core 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate print-core 0.1.2
[INFO] finished tweaking crates.io crate print-core 0.1.2
[INFO] tweaked toml for crates.io crate print-core 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate print-core 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] 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] 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-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] 66695d672b14f18681203ae8a92a284168647877300ea6dc4b9dab5ac8ccf47e
[INFO] running `Command { std: "docker" "start" "-a" "66695d672b14f18681203ae8a92a284168647877300ea6dc4b9dab5ac8ccf47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66695d672b14f18681203ae8a92a284168647877300ea6dc4b9dab5ac8ccf47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66695d672b14f18681203ae8a92a284168647877300ea6dc4b9dab5ac8ccf47e", kill_on_drop: false }`
[INFO] [stdout] 66695d672b14f18681203ae8a92a284168647877300ea6dc4b9dab5ac8ccf47e
[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] 0deed2ee33fd3c86e2288916e28e874117615f41417f304d6f205046c19d8b5f
[INFO] running `Command { std: "docker" "start" "-a" "0deed2ee33fd3c86e2288916e28e874117615f41417f304d6f205046c19d8b5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling print-core v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "0deed2ee33fd3c86e2288916e28e874117615f41417f304d6f205046c19d8b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0deed2ee33fd3c86e2288916e28e874117615f41417f304d6f205046c19d8b5f", kill_on_drop: false }`
[INFO] [stdout] 0deed2ee33fd3c86e2288916e28e874117615f41417f304d6f205046c19d8b5f
[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] 3756667c85c281490b6f704812ed3ede819a6f4a3240decf9b7ed5271cada82b
[INFO] running `Command { std: "docker" "start" "-a" "3756667c85c281490b6f704812ed3ede819a6f4a3240decf9b7ed5271cada82b", kill_on_drop: false }`
[INFO] [stderr]    Compiling print-core v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "3756667c85c281490b6f704812ed3ede819a6f4a3240decf9b7ed5271cada82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3756667c85c281490b6f704812ed3ede819a6f4a3240decf9b7ed5271cada82b", kill_on_drop: false }`
[INFO] [stdout] 3756667c85c281490b6f704812ed3ede819a6f4a3240decf9b7ed5271cada82b
[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] b0497a48157afdd379a345d97b1f205ae0800f3b313b01132fdf5a2441aabe6f
[INFO] running `Command { std: "docker" "start" "-a" "b0497a48157afdd379a345d97b1f205ae0800f3b313b01132fdf5a2441aabe6f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/print_core-8a9134eab7fce735)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests print_core
[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] running `Command { std: "docker" "inspect" "b0497a48157afdd379a345d97b1f205ae0800f3b313b01132fdf5a2441aabe6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0497a48157afdd379a345d97b1f205ae0800f3b313b01132fdf5a2441aabe6f", kill_on_drop: false }`
[INFO] [stdout] b0497a48157afdd379a345d97b1f205ae0800f3b313b01132fdf5a2441aabe6f
