[INFO] fetching crate delatin 0.2.1...
[INFO] testing delatin-0.2.1 against 1.94.0 for beta-1.95-1
[INFO] extracting crate delatin 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate delatin 0.2.1
[INFO] finished tweaking crates.io crate delatin 0.2.1
[INFO] tweaked toml for crates.io crate delatin 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate delatin 0.2.1 on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "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" "+1.94.0" "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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a93a28e4ee67c6905f659c50a83d255d5ba8e39a8556d08c9d87fa5eefdd8a0
[INFO] running `Command { std: "docker" "start" "-a" "4a93a28e4ee67c6905f659c50a83d255d5ba8e39a8556d08c9d87fa5eefdd8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a93a28e4ee67c6905f659c50a83d255d5ba8e39a8556d08c9d87fa5eefdd8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a93a28e4ee67c6905f659c50a83d255d5ba8e39a8556d08c9d87fa5eefdd8a0", kill_on_drop: false }`
[INFO] [stdout] 4a93a28e4ee67c6905f659c50a83d255d5ba8e39a8556d08c9d87fa5eefdd8a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f74d7f455ee35b16e8c685b831a550aba649d2098ec701dd41366a320542d98a
[INFO] running `Command { std: "docker" "start" "-a" "f74d7f455ee35b16e8c685b831a550aba649d2098ec701dd41366a320542d98a", kill_on_drop: false }`
[INFO] [stderr]    Compiling delatin v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "f74d7f455ee35b16e8c685b831a550aba649d2098ec701dd41366a320542d98a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74d7f455ee35b16e8c685b831a550aba649d2098ec701dd41366a320542d98a", kill_on_drop: false }`
[INFO] [stdout] f74d7f455ee35b16e8c685b831a550aba649d2098ec701dd41366a320542d98a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee251dd5c8d7e437fb7a198a2ffc2100ca0a05245ef231523d628b35bce98977
[INFO] running `Command { std: "docker" "start" "-a" "ee251dd5c8d7e437fb7a198a2ffc2100ca0a05245ef231523d628b35bce98977", kill_on_drop: false }`
[INFO] [stderr]    Compiling delatin v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "ee251dd5c8d7e437fb7a198a2ffc2100ca0a05245ef231523d628b35bce98977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee251dd5c8d7e437fb7a198a2ffc2100ca0a05245ef231523d628b35bce98977", kill_on_drop: false }`
[INFO] [stdout] ee251dd5c8d7e437fb7a198a2ffc2100ca0a05245ef231523d628b35bce98977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80a329e8c525f14f9d1521b3bb96e0767ea250e8f61bd3068f98f4813a2b6c8c
[INFO] running `Command { std: "docker" "start" "-a" "80a329e8c525f14f9d1521b3bb96e0767ea250e8f61bd3068f98f4813a2b6c8c", 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/delatin-78b66e413e1816ff)
[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] [stderr]    Doc-tests delatin
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 6) stdout ----
[INFO] [stdout] error[E0061]: function takes 3 arguments but 4 arguments were supplied
[INFO] [stdout]   --> src/lib.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 | let (points, triangles) = triangulate(&heights, width, height, max_error)?;
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/lib.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn triangulate(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] help: wrap these arguments in parentheses to construct a tuple
[INFO] [stdout]    |
[INFO] [stdout] 16 | let (points, triangles) = triangulate(&heights, (width, height), max_error)?;
[INFO] [stdout]    |                                                 +             +
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:16:74
[INFO] [stdout]    |
[INFO] [stdout]  7 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_6_0() {
[INFO] [stdout]    |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 16 | let (points, triangles) = triangulate(&heights, width, height, max_error)?;
[INFO] [stdout]    |                                                                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout]  7 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_6_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]  8 | use delatin::{triangulate, Error};
[INFO] [stdout] ...
[INFO] [stdout] 16 | let (points, triangles) = triangulate(&heights, width, height, max_error)?;
[INFO] [stdout] 17 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277.
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "80a329e8c525f14f9d1521b3bb96e0767ea250e8f61bd3068f98f4813a2b6c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80a329e8c525f14f9d1521b3bb96e0767ea250e8f61bd3068f98f4813a2b6c8c", kill_on_drop: false }`
[INFO] [stdout] 80a329e8c525f14f9d1521b3bb96e0767ea250e8f61bd3068f98f4813a2b6c8c
