[INFO] fetching crate screen_buffer 0.1.1...
[INFO] testing screen_buffer-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate screen_buffer 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate screen_buffer 0.1.1
[INFO] finished tweaking crates.io crate screen_buffer 0.1.1
[INFO] tweaked toml for crates.io crate screen_buffer 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate screen_buffer 0.1.1 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 screen_buffer 0.1.1 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cf30c16be1cb36b5148773b5805f5b88e19185cb8caf4cc67eeb3e4050a06592
[INFO] running `Command { std: "docker" "start" "-a" "cf30c16be1cb36b5148773b5805f5b88e19185cb8caf4cc67eeb3e4050a06592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf30c16be1cb36b5148773b5805f5b88e19185cb8caf4cc67eeb3e4050a06592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf30c16be1cb36b5148773b5805f5b88e19185cb8caf4cc67eeb3e4050a06592", kill_on_drop: false }`
[INFO] [stdout] cf30c16be1cb36b5148773b5805f5b88e19185cb8caf4cc67eeb3e4050a06592
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ff6f7b75b8b1643f5933e3b92a6b5e1601ab09f5cfeb9e4bbdbf861716e2463a
[INFO] running `Command { std: "docker" "start" "-a" "ff6f7b75b8b1643f5933e3b92a6b5e1601ab09f5cfeb9e4bbdbf861716e2463a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling flat_matrix v0.1.1
[INFO] [stderr]    Compiling console v0.15.10
[INFO] [stderr]    Compiling screen_buffer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "ff6f7b75b8b1643f5933e3b92a6b5e1601ab09f5cfeb9e4bbdbf861716e2463a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff6f7b75b8b1643f5933e3b92a6b5e1601ab09f5cfeb9e4bbdbf861716e2463a", kill_on_drop: false }`
[INFO] [stdout] ff6f7b75b8b1643f5933e3b92a6b5e1601ab09f5cfeb9e4bbdbf861716e2463a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 558a6213d5eda1fbd012ad495a178fc5b2d0fa700f7319fe7135d6040472a5e2
[INFO] running `Command { std: "docker" "start" "-a" "558a6213d5eda1fbd012ad495a178fc5b2d0fa700f7319fe7135d6040472a5e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling screen_buffer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "558a6213d5eda1fbd012ad495a178fc5b2d0fa700f7319fe7135d6040472a5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558a6213d5eda1fbd012ad495a178fc5b2d0fa700f7319fe7135d6040472a5e2", kill_on_drop: false }`
[INFO] [stdout] 558a6213d5eda1fbd012ad495a178fc5b2d0fa700f7319fe7135d6040472a5e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7aa19c1240aa14968e5715c5ef1ae0ffe877d3fff03166d9e8ad60919fb006bf
[INFO] running `Command { std: "docker" "start" "-a" "7aa19c1240aa14968e5715c5ef1ae0ffe877d3fff03166d9e8ad60919fb006bf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/screen_buffer-23653447b8d03a77)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/screen_buffer-5213932a9419e2b5)
[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]    Doc-tests screen_buffer
[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" "7aa19c1240aa14968e5715c5ef1ae0ffe877d3fff03166d9e8ad60919fb006bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa19c1240aa14968e5715c5ef1ae0ffe877d3fff03166d9e8ad60919fb006bf", kill_on_drop: false }`
[INFO] [stdout] 7aa19c1240aa14968e5715c5ef1ae0ffe877d3fff03166d9e8ad60919fb006bf
