[INFO] fetching crate travis-rust-demo 0.1.0...
[INFO] testing travis-rust-demo-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate travis-rust-demo 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate travis-rust-demo 0.1.0
[INFO] finished tweaking crates.io crate travis-rust-demo 0.1.0
[INFO] tweaked toml for crates.io crate travis-rust-demo 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate travis-rust-demo 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate travis-rust-demo 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c89a78abae9526ae4389939573a054010a3982c10d607931eb233d2d06e0c6e
[INFO] running `Command { std: "docker" "start" "-a" "3c89a78abae9526ae4389939573a054010a3982c10d607931eb233d2d06e0c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c89a78abae9526ae4389939573a054010a3982c10d607931eb233d2d06e0c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c89a78abae9526ae4389939573a054010a3982c10d607931eb233d2d06e0c6e", kill_on_drop: false }`
[INFO] [stdout] 3c89a78abae9526ae4389939573a054010a3982c10d607931eb233d2d06e0c6e
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7216faaae18c3d0fb9806eba5c52471f9ab08b4eec57535f77081d8d36635465
[INFO] running `Command { std: "docker" "start" "-a" "7216faaae18c3d0fb9806eba5c52471f9ab08b4eec57535f77081d8d36635465", kill_on_drop: false }`
[INFO] [stderr]    Compiling travis-rust-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "7216faaae18c3d0fb9806eba5c52471f9ab08b4eec57535f77081d8d36635465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7216faaae18c3d0fb9806eba5c52471f9ab08b4eec57535f77081d8d36635465", kill_on_drop: false }`
[INFO] [stdout] 7216faaae18c3d0fb9806eba5c52471f9ab08b4eec57535f77081d8d36635465
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00ab2d38e4dab205a1e8c699ff4a29ab580158cbeedf9f00734ddf74ac6315ef
[INFO] running `Command { std: "docker" "start" "-a" "00ab2d38e4dab205a1e8c699ff4a29ab580158cbeedf9f00734ddf74ac6315ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling travis-rust-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "00ab2d38e4dab205a1e8c699ff4a29ab580158cbeedf9f00734ddf74ac6315ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ab2d38e4dab205a1e8c699ff4a29ab580158cbeedf9f00734ddf74ac6315ef", kill_on_drop: false }`
[INFO] [stdout] 00ab2d38e4dab205a1e8c699ff4a29ab580158cbeedf9f00734ddf74ac6315ef
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4076d9ac4d61365aa1ea5d09d953714a5eb75382475eb23e3dbf3c6a9b7f3a3b
[INFO] running `Command { std: "docker" "start" "-a" "4076d9ac4d61365aa1ea5d09d953714a5eb75382475eb23e3dbf3c6a9b7f3a3b", 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/travis_rust_demo-8c5778ef29d6f341)
[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" "4076d9ac4d61365aa1ea5d09d953714a5eb75382475eb23e3dbf3c6a9b7f3a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4076d9ac4d61365aa1ea5d09d953714a5eb75382475eb23e3dbf3c6a9b7f3a3b", kill_on_drop: false }`
[INFO] [stdout] 4076d9ac4d61365aa1ea5d09d953714a5eb75382475eb23e3dbf3c6a9b7f3a3b