[INFO] fetching crate robur 0.1.0...
[INFO] testing robur-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate robur 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate robur 0.1.0
[INFO] finished tweaking crates.io crate robur 0.1.0
[INFO] tweaked toml for crates.io crate robur 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate robur 0.1.0 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 robur 0.1.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b75c20acbf5357756227cba5a5ba966ffc2f95c274dbc0603b57eb5aa955c5f4
[INFO] running `Command { std: "docker" "start" "-a" "b75c20acbf5357756227cba5a5ba966ffc2f95c274dbc0603b57eb5aa955c5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b75c20acbf5357756227cba5a5ba966ffc2f95c274dbc0603b57eb5aa955c5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75c20acbf5357756227cba5a5ba966ffc2f95c274dbc0603b57eb5aa955c5f4", kill_on_drop: false }`
[INFO] [stdout] b75c20acbf5357756227cba5a5ba966ffc2f95c274dbc0603b57eb5aa955c5f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 65d1ded74b5eccfe61a9f31b31fbbc747b493f19950559753038d8c8787d34a8
[INFO] running `Command { std: "docker" "start" "-a" "65d1ded74b5eccfe61a9f31b31fbbc747b493f19950559753038d8c8787d34a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling robur v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "65d1ded74b5eccfe61a9f31b31fbbc747b493f19950559753038d8c8787d34a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d1ded74b5eccfe61a9f31b31fbbc747b493f19950559753038d8c8787d34a8", kill_on_drop: false }`
[INFO] [stdout] 65d1ded74b5eccfe61a9f31b31fbbc747b493f19950559753038d8c8787d34a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 47d2a5b8b062d6764be4875bdb2bea416826aabebe5a917b92b4a64ee982a224
[INFO] running `Command { std: "docker" "start" "-a" "47d2a5b8b062d6764be4875bdb2bea416826aabebe5a917b92b4a64ee982a224", kill_on_drop: false }`
[INFO] [stderr]    Compiling robur v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "47d2a5b8b062d6764be4875bdb2bea416826aabebe5a917b92b4a64ee982a224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d2a5b8b062d6764be4875bdb2bea416826aabebe5a917b92b4a64ee982a224", kill_on_drop: false }`
[INFO] [stdout] 47d2a5b8b062d6764be4875bdb2bea416826aabebe5a917b92b4a64ee982a224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4134aee8e27cccad00bd2fa3d27b4fa7e1865a1de4659c14f0a173dcfc1f4b37
[INFO] running `Command { std: "docker" "start" "-a" "4134aee8e27cccad00bd2fa3d27b4fa7e1865a1de4659c14f0a173dcfc1f4b37", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/robur-eac1549cc9d90cd4)
[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" "4134aee8e27cccad00bd2fa3d27b4fa7e1865a1de4659c14f0a173dcfc1f4b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4134aee8e27cccad00bd2fa3d27b4fa7e1865a1de4659c14f0a173dcfc1f4b37", kill_on_drop: false }`
[INFO] [stdout] 4134aee8e27cccad00bd2fa3d27b4fa7e1865a1de4659c14f0a173dcfc1f4b37
