[INFO] fetching crate spare_buffer 0.1.1...
[INFO] testing spare_buffer-0.1.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate spare_buffer 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate spare_buffer 0.1.1
[INFO] finished tweaking crates.io crate spare_buffer 0.1.1
[INFO] tweaked toml for crates.io crate spare_buffer 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spare_buffer 0.1.1 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 spare_buffer 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-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] bc3d40bf86ea9f798b7d5e8cf1294b4911622226349f4c2eb7e5b941fe504975
[INFO] running `Command { std: "docker" "start" "-a" "bc3d40bf86ea9f798b7d5e8cf1294b4911622226349f4c2eb7e5b941fe504975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc3d40bf86ea9f798b7d5e8cf1294b4911622226349f4c2eb7e5b941fe504975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3d40bf86ea9f798b7d5e8cf1294b4911622226349f4c2eb7e5b941fe504975", kill_on_drop: false }`
[INFO] [stdout] bc3d40bf86ea9f798b7d5e8cf1294b4911622226349f4c2eb7e5b941fe504975
[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] 79c334852b821a9eb78b3e424ca1919af28e6a654b702081b97214dd25b28277
[INFO] running `Command { std: "docker" "start" "-a" "79c334852b821a9eb78b3e424ca1919af28e6a654b702081b97214dd25b28277", kill_on_drop: false }`
[INFO] [stderr]    Compiling spare_buffer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "79c334852b821a9eb78b3e424ca1919af28e6a654b702081b97214dd25b28277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c334852b821a9eb78b3e424ca1919af28e6a654b702081b97214dd25b28277", kill_on_drop: false }`
[INFO] [stdout] 79c334852b821a9eb78b3e424ca1919af28e6a654b702081b97214dd25b28277
[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] ead4109f1b91731e88b20f916e686d651cc6786554301a816ce6de3f0e75bd15
[INFO] running `Command { std: "docker" "start" "-a" "ead4109f1b91731e88b20f916e686d651cc6786554301a816ce6de3f0e75bd15", kill_on_drop: false }`
[INFO] [stderr]    Compiling spare_buffer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "ead4109f1b91731e88b20f916e686d651cc6786554301a816ce6de3f0e75bd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead4109f1b91731e88b20f916e686d651cc6786554301a816ce6de3f0e75bd15", kill_on_drop: false }`
[INFO] [stdout] ead4109f1b91731e88b20f916e686d651cc6786554301a816ce6de3f0e75bd15
[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] bda36aa34866900e9dde6b8b963315163941ee0361adc15ca85f4e50ddfe3c3d
[INFO] running `Command { std: "docker" "start" "-a" "bda36aa34866900e9dde6b8b963315163941ee0361adc15ca85f4e50ddfe3c3d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spare_buffer-25ec36d63696bc19)
[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] [stderr]    Doc-tests spare_buffer
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 60) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 35) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 60) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SpareBuffer`
[INFO] [stdout]  --> src/lib.rs:63:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut buffer = SpareBuffer::from(&mut vec, NonZeroUsize::new(10485760));
[INFO] [stdout]   |                      ^^^^^^^^^^^ use of undeclared type `SpareBuffer`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use spare_buffer::SpareBuffer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonZeroUsize`
[INFO] [stdout]  --> src/lib.rs:63:50
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut buffer = SpareBuffer::from(&mut vec, NonZeroUsize::new(10485760));
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^ use of undeclared type `NonZeroUsize`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonZeroUsize`
[INFO] [stdout]  --> src/lib.rs:65:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let chunk_size = NonZeroUsize::new(4096).unwrap();
[INFO] [stdout]   |                      ^^^^^^^^^^^^ use of undeclared type `NonZeroUsize`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]  --> src/lib.rs:66:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut file = File::open("input.dat").expect("Failed to open input file!");
[INFO] [stdout]   |                    ^^^^ use of undeclared type `File`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::fs::File;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 35) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SpareBuffer`
[INFO] [stdout]  --> src/lib.rs:38:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut buffer = SpareBuffer::from(&mut vec, None);
[INFO] [stdout]   |                      ^^^^^^^^^^^ use of undeclared type `SpareBuffer`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use spare_buffer::SpareBuffer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonZeroUsize`
[INFO] [stdout]  --> src/lib.rs:40:39
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let spare = buffer.allocate_spare(NonZeroUsize::new(100).unwrap());
[INFO] [stdout]   |                                       ^^^^^^^^^^^^ use of undeclared type `NonZeroUsize`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[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 35)
[INFO] [stdout]     src/lib.rs - (line 60)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "bda36aa34866900e9dde6b8b963315163941ee0361adc15ca85f4e50ddfe3c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bda36aa34866900e9dde6b8b963315163941ee0361adc15ca85f4e50ddfe3c3d", kill_on_drop: false }`
[INFO] [stdout] bda36aa34866900e9dde6b8b963315163941ee0361adc15ca85f4e50ddfe3c3d
