[INFO] fetching crate rust_by_example 0.2.0...
[INFO] testing rust_by_example-0.2.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rust_by_example 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate rust_by_example 0.2.0
[INFO] finished tweaking crates.io crate rust_by_example 0.2.0
[INFO] tweaked toml for crates.io crate rust_by_example 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_by_example 0.2.0 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 rust_by_example 0.2.0 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f123b2a45f565734c1c591dda2567f070011f81a86cb698b16b542d7d404d859
[INFO] running `Command { std: "docker" "start" "-a" "f123b2a45f565734c1c591dda2567f070011f81a86cb698b16b542d7d404d859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f123b2a45f565734c1c591dda2567f070011f81a86cb698b16b542d7d404d859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f123b2a45f565734c1c591dda2567f070011f81a86cb698b16b542d7d404d859", kill_on_drop: false }`
[INFO] [stdout] f123b2a45f565734c1c591dda2567f070011f81a86cb698b16b542d7d404d859
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4f02407caab31dddba3c2a0b3d30248e84866279d20da28058945b400b3fda0
[INFO] running `Command { std: "docker" "start" "-a" "c4f02407caab31dddba3c2a0b3d30248e84866279d20da28058945b400b3fda0", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling textwrap v0.13.4
[INFO] [stderr]    Compiling ferris-says v0.2.1
[INFO] [stderr]    Compiling rust_by_example v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "c4f02407caab31dddba3c2a0b3d30248e84866279d20da28058945b400b3fda0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f02407caab31dddba3c2a0b3d30248e84866279d20da28058945b400b3fda0", kill_on_drop: false }`
[INFO] [stdout] c4f02407caab31dddba3c2a0b3d30248e84866279d20da28058945b400b3fda0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c19213399a7cfb23446ed8c7b7fdaeb9de5c61d42b05b65d65b34c1b42908bf3
[INFO] running `Command { std: "docker" "start" "-a" "c19213399a7cfb23446ed8c7b7fdaeb9de5c61d42b05b65d65b34c1b42908bf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_by_example v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "c19213399a7cfb23446ed8c7b7fdaeb9de5c61d42b05b65d65b34c1b42908bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c19213399a7cfb23446ed8c7b7fdaeb9de5c61d42b05b65d65b34c1b42908bf3", kill_on_drop: false }`
[INFO] [stdout] c19213399a7cfb23446ed8c7b7fdaeb9de5c61d42b05b65d65b34c1b42908bf3
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cba9db4c3291d75df06464b1399bb65ed69d8092f026ad437b7021c3f22c83d
[INFO] running `Command { std: "docker" "start" "-a" "1cba9db4c3291d75df06464b1399bb65ed69d8092f026ad437b7021c3f22c83d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_by_example-300f34edc0489042)
[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" "1cba9db4c3291d75df06464b1399bb65ed69d8092f026ad437b7021c3f22c83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cba9db4c3291d75df06464b1399bb65ed69d8092f026ad437b7021c3f22c83d", kill_on_drop: false }`
[INFO] [stdout] 1cba9db4c3291d75df06464b1399bb65ed69d8092f026ad437b7021c3f22c83d