[INFO] fetching crate deferred_vector 0.1.2...
[INFO] testing deferred_vector-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate deferred_vector 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate deferred_vector 0.1.2
[INFO] finished tweaking crates.io crate deferred_vector 0.1.2
[INFO] tweaked toml for crates.io crate deferred_vector 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate deferred_vector 0.1.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5cf0dc42cde5ed3be0e523d8b3b2df1801a1e68b7bad4728e8e4852beb256e8c
[INFO] running `Command { std: "docker" "start" "-a" "5cf0dc42cde5ed3be0e523d8b3b2df1801a1e68b7bad4728e8e4852beb256e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cf0dc42cde5ed3be0e523d8b3b2df1801a1e68b7bad4728e8e4852beb256e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf0dc42cde5ed3be0e523d8b3b2df1801a1e68b7bad4728e8e4852beb256e8c", kill_on_drop: false }`
[INFO] [stdout] 5cf0dc42cde5ed3be0e523d8b3b2df1801a1e68b7bad4728e8e4852beb256e8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 117515dee121389ff9271fb0ee1312112cd768042d239e24b49b431f3cff2367
[INFO] running `Command { std: "docker" "start" "-a" "117515dee121389ff9271fb0ee1312112cd768042d239e24b49b431f3cff2367", kill_on_drop: false }`
[INFO] [stderr]    Compiling deferred_vector v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "117515dee121389ff9271fb0ee1312112cd768042d239e24b49b431f3cff2367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "117515dee121389ff9271fb0ee1312112cd768042d239e24b49b431f3cff2367", kill_on_drop: false }`
[INFO] [stdout] 117515dee121389ff9271fb0ee1312112cd768042d239e24b49b431f3cff2367
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7834d71063d7e57fd0ecb80aa994d50f2340ee8e87739b92839db2b465f407ba
[INFO] running `Command { std: "docker" "start" "-a" "7834d71063d7e57fd0ecb80aa994d50f2340ee8e87739b92839db2b465f407ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling deferred_vector v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "7834d71063d7e57fd0ecb80aa994d50f2340ee8e87739b92839db2b465f407ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7834d71063d7e57fd0ecb80aa994d50f2340ee8e87739b92839db2b465f407ba", kill_on_drop: false }`
[INFO] [stdout] 7834d71063d7e57fd0ecb80aa994d50f2340ee8e87739b92839db2b465f407ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 17e92ff2450540437d094566e69b53cac7f55f853488c6f2da7ea727a70b9aa5
[INFO] running `Command { std: "docker" "start" "-a" "17e92ff2450540437d094566e69b53cac7f55f853488c6f2da7ea727a70b9aa5", 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/deferred_vector-dda519c78a03cfb9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests deferred_vector
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 31) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 31) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DeferredVec`
[INFO] [stdout]  --> src/lib.rs:33:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut deferred_vector = DeferredVec::new(|| vec![1, 2, 3]);
[INFO] [stdout]   |                           ^^^^^^^^^^^ use of undeclared type `DeferredVec`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use deferred_vector::DeferredVec;
[INFO] [stdout]   |
[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 - (line 31)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "17e92ff2450540437d094566e69b53cac7f55f853488c6f2da7ea727a70b9aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e92ff2450540437d094566e69b53cac7f55f853488c6f2da7ea727a70b9aa5", kill_on_drop: false }`
[INFO] [stdout] 17e92ff2450540437d094566e69b53cac7f55f853488c6f2da7ea727a70b9aa5