[INFO] fetching crate rust_demo4_msksd 0.1.0...
[INFO] testing rust_demo4_msksd-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rust_demo4_msksd 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rust_demo4_msksd 0.1.0
[INFO] finished tweaking crates.io crate rust_demo4_msksd 0.1.0
[INFO] tweaked toml for crates.io crate rust_demo4_msksd 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_demo4_msksd 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_demo4_msksd 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbbb1965b0f57534749ae2e4a75367dd621c02f3c0ae63b64a1a721321706686
[INFO] running `Command { std: "docker" "start" "-a" "dbbb1965b0f57534749ae2e4a75367dd621c02f3c0ae63b64a1a721321706686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbbb1965b0f57534749ae2e4a75367dd621c02f3c0ae63b64a1a721321706686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbb1965b0f57534749ae2e4a75367dd621c02f3c0ae63b64a1a721321706686", kill_on_drop: false }`
[INFO] [stdout] dbbb1965b0f57534749ae2e4a75367dd621c02f3c0ae63b64a1a721321706686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6f2a41434318df5c9fcf948d91f17b1e64ef3dc82737d986dd7286e6157d795
[INFO] running `Command { std: "docker" "start" "-a" "e6f2a41434318df5c9fcf948d91f17b1e64ef3dc82737d986dd7286e6157d795", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_demo4_msksd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e6f2a41434318df5c9fcf948d91f17b1e64ef3dc82737d986dd7286e6157d795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6f2a41434318df5c9fcf948d91f17b1e64ef3dc82737d986dd7286e6157d795", kill_on_drop: false }`
[INFO] [stdout] e6f2a41434318df5c9fcf948d91f17b1e64ef3dc82737d986dd7286e6157d795
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 770c7f5e1071a23255330e9fcd73b97846afaf6acf94e446be1aa5dd097fac32
[INFO] running `Command { std: "docker" "start" "-a" "770c7f5e1071a23255330e9fcd73b97846afaf6acf94e446be1aa5dd097fac32", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_demo4_msksd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "770c7f5e1071a23255330e9fcd73b97846afaf6acf94e446be1aa5dd097fac32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770c7f5e1071a23255330e9fcd73b97846afaf6acf94e446be1aa5dd097fac32", kill_on_drop: false }`
[INFO] [stdout] 770c7f5e1071a23255330e9fcd73b97846afaf6acf94e446be1aa5dd097fac32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9df99a85b0d65b00e00a697b0d4efe79c858ae8332f7f5a46741aa7a83a83e7a
[INFO] running `Command { std: "docker" "start" "-a" "9df99a85b0d65b00e00a697b0d4efe79c858ae8332f7f5a46741aa7a83a83e7a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_demo4_msksd-9c04fc92a7449bb5)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_demo4_msksd-cdd6c2cbdbd5d7d5)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_demo4_msksd
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - add_one (line 4) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add_one (line 4) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `demo4`
[INFO] [stdout]  --> src/lib.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | let answer = demo4::add_one(arg);
[INFO] [stdout]   |              ^^^^^ use of unresolved module or unlinked crate `demo4`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `demo4`, use `cargo add demo4` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - add_one (line 4)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9df99a85b0d65b00e00a697b0d4efe79c858ae8332f7f5a46741aa7a83a83e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9df99a85b0d65b00e00a697b0d4efe79c858ae8332f7f5a46741aa7a83a83e7a", kill_on_drop: false }`
[INFO] [stdout] 9df99a85b0d65b00e00a697b0d4efe79c858ae8332f7f5a46741aa7a83a83e7a