[INFO] fetching crate second_class_demo 0.1.1...
[INFO] testing second_class_demo-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate second_class_demo 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate second_class_demo 0.1.1
[INFO] finished tweaking crates.io crate second_class_demo 0.1.1
[INFO] tweaked toml for crates.io crate second_class_demo 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate second_class_demo 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 second_class_demo 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c20f00949435bc61709a9e581bd20cb37a7b70911b89ab8a51bd1cf09f05d0ed
[INFO] running `Command { std: "docker" "start" "-a" "c20f00949435bc61709a9e581bd20cb37a7b70911b89ab8a51bd1cf09f05d0ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c20f00949435bc61709a9e581bd20cb37a7b70911b89ab8a51bd1cf09f05d0ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20f00949435bc61709a9e581bd20cb37a7b70911b89ab8a51bd1cf09f05d0ed", kill_on_drop: false }`
[INFO] [stdout] c20f00949435bc61709a9e581bd20cb37a7b70911b89ab8a51bd1cf09f05d0ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 35cb9d96c1514d3a0c9cca0f3c3f0896999822c5c0802fbb949b3f8e0a30a98f
[INFO] running `Command { std: "docker" "start" "-a" "35cb9d96c1514d3a0c9cca0f3c3f0896999822c5c0802fbb949b3f8e0a30a98f", kill_on_drop: false }`
[INFO] [stderr]    Compiling second_class_demo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "35cb9d96c1514d3a0c9cca0f3c3f0896999822c5c0802fbb949b3f8e0a30a98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35cb9d96c1514d3a0c9cca0f3c3f0896999822c5c0802fbb949b3f8e0a30a98f", kill_on_drop: false }`
[INFO] [stdout] 35cb9d96c1514d3a0c9cca0f3c3f0896999822c5c0802fbb949b3f8e0a30a98f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c46346090e1ecdd12abec3df17fb25261c6f3f755e645d0a6241b19f23309532
[INFO] running `Command { std: "docker" "start" "-a" "c46346090e1ecdd12abec3df17fb25261c6f3f755e645d0a6241b19f23309532", kill_on_drop: false }`
[INFO] [stderr]    Compiling second_class_demo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "c46346090e1ecdd12abec3df17fb25261c6f3f755e645d0a6241b19f23309532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46346090e1ecdd12abec3df17fb25261c6f3f755e645d0a6241b19f23309532", kill_on_drop: false }`
[INFO] [stdout] c46346090e1ecdd12abec3df17fb25261c6f3f755e645d0a6241b19f23309532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 578235d6484438782fa6896de5cc3aee7a29c5c34b54bb63b3184fd788de7e3e
[INFO] running `Command { std: "docker" "start" "-a" "578235d6484438782fa6896de5cc3aee7a29c5c34b54bb63b3184fd788de7e3e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/second_class_demo-2d454a0d98725a65)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/second_class_demo-1fa73e87490244c6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests second_class_demo
[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 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 (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add (line 7) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `second_class` in this scope
[INFO] [stdout]  --> src/lib.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | let sum = second_class::add(2, 3);
[INFO] [stdout]   |           ^^^^^^^^^^^^ use of unresolved module or unlinked crate `second_class`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `second_class`, use `cargo add second_class` 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 (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "578235d6484438782fa6896de5cc3aee7a29c5c34b54bb63b3184fd788de7e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "578235d6484438782fa6896de5cc3aee7a29c5c34b54bb63b3184fd788de7e3e", kill_on_drop: false }`
[INFO] [stdout] 578235d6484438782fa6896de5cc3aee7a29c5c34b54bb63b3184fd788de7e3e
