[INFO] fetching crate savvy 0.8.14...
[INFO] testing savvy-0.8.14 against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] extracting crate savvy 0.8.14 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate savvy 0.8.14
[INFO] finished tweaking crates.io crate savvy 0.8.14
[INFO] tweaked toml for crates.io crate savvy 0.8.14 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate savvy 0.8.14 on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate savvy 0.8.14 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef82fdf70969ca12893420eaf3ccae15b70ebb78c29992abbc80e5510c343e8c
[INFO] running `Command { std: "docker" "start" "-a" "ef82fdf70969ca12893420eaf3ccae15b70ebb78c29992abbc80e5510c343e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef82fdf70969ca12893420eaf3ccae15b70ebb78c29992abbc80e5510c343e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef82fdf70969ca12893420eaf3ccae15b70ebb78c29992abbc80e5510c343e8c", kill_on_drop: false }`
[INFO] [stdout] ef82fdf70969ca12893420eaf3ccae15b70ebb78c29992abbc80e5510c343e8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e932e6594fc8d748e72684d0a2c9e57f4e0716f8e8c9db654b326b10f56a8fd
[INFO] running `Command { std: "docker" "start" "-a" "1e932e6594fc8d748e72684d0a2c9e57f4e0716f8e8c9db654b326b10f56a8fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling savvy-ffi v0.8.14
[INFO] [stderr]    Compiling cc v1.2.15
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling savvy v0.8.14 (/opt/rustwide/workdir)
[INFO] [stderr] warning: savvy@0.8.14: R_INCLUDE_DIR envvar should be provided.
[INFO] [stderr]    Compiling savvy-bindgen v0.8.14
[INFO] [stderr]    Compiling savvy-macro v0.8.14
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.02s
[INFO] running `Command { std: "docker" "inspect" "1e932e6594fc8d748e72684d0a2c9e57f4e0716f8e8c9db654b326b10f56a8fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e932e6594fc8d748e72684d0a2c9e57f4e0716f8e8c9db654b326b10f56a8fd", kill_on_drop: false }`
[INFO] [stdout] 1e932e6594fc8d748e72684d0a2c9e57f4e0716f8e8c9db654b326b10f56a8fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ba17b25826cfe1c7982a96c7949a8788bb2cbfe65b99c7cafdf670c315f97ec
[INFO] running `Command { std: "docker" "start" "-a" "5ba17b25826cfe1c7982a96c7949a8788bb2cbfe65b99c7cafdf670c315f97ec", kill_on_drop: false }`
[INFO] [stderr] warning: savvy@0.8.14: R_INCLUDE_DIR envvar should be provided.
[INFO] [stderr]    Compiling savvy v0.8.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "5ba17b25826cfe1c7982a96c7949a8788bb2cbfe65b99c7cafdf670c315f97ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba17b25826cfe1c7982a96c7949a8788bb2cbfe65b99c7cafdf670c315f97ec", kill_on_drop: false }`
[INFO] [stdout] 5ba17b25826cfe1c7982a96c7949a8788bb2cbfe65b99c7cafdf670c315f97ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4cdfe419dd94337ecaf721e82030fc0ba33f91466e59eddc4de3c9b786c0702
[INFO] running `Command { std: "docker" "start" "-a" "a4cdfe419dd94337ecaf721e82030fc0ba33f91466e59eddc4de3c9b786c0702", kill_on_drop: false }`
[INFO] [stderr] warning: savvy@0.8.14: R_INCLUDE_DIR envvar should be provided.
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/savvy-58157c7540e757a7)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests savvy
[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 64 tests
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::IntegerSexp::to_vec (line 68) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::set_na (line 174) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::set_elt (line 150) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::try_from_slice (line 339) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::new (line 205) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::try_from_iter (line 276) ... FAILED
[INFO] [stdout] test src/eval.rs - eval::assert_eq_r_code (line 73) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::LogicalSexp::to_vec (line 65) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::IntegerSexp::as_slice (line 30) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::set_elt (line 120) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::as_mut_slice (line 106) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::try_from_iter (line 247) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::set_na (line 146) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::iter (line 96) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::try_from_scalar (line 359) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::LogicalSexp::as_slice_raw (line 28) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::LogicalSexp::iter (line 48) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 20) - compile ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::as_slice (line 89) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::new_without_init (line 221) ... FAILED
[INFO] [stdout] test src/sexp/numeric.rs - sexp::numeric::NumericSexp::as_slice_f64 (line 196) ... FAILED
[INFO] [stdout] test src/sexp/numeric.rs - sexp::numeric::NumericSexp::iter_i32 (line 233) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::OwnedRawSexp::new_without_init (line 200) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::OwnedRawSexp::as_mut_slice (line 105) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::OwnedRawSexp::set_elt (line 149) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::OwnedRawSexp::try_from_iter (line 255) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::OwnedRawSexp::iter_mut (line 129) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::new_without_init (line 193) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::IntegerSexp::iter (line 46) ... FAILED
[INFO] [stdout] test src/sexp/numeric.rs - sexp::numeric::NumericSexp::as_slice_i32 (line 162) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::try_from_scalar (line 333) ... FAILED
[INFO] [stdout] test src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::iter_mut (line 130) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::OwnedRawSexp::try_from_scalar (line 338) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::RawSexp::as_slice (line 29) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::new (line 177) ... FAILED
[INFO] [stdout] test src/sexp/numeric.rs - sexp::numeric::NumericSexp::iter_f64 (line 275) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::OwnedRawSexp::new (line 184) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::OwnedRealSexp::as_mut_slice (line 106) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::OwnedRealSexp::set_na (line 174) ... FAILED
[INFO] [stdout] test src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::try_from_slice (line 310) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::OwnedRealSexp::as_slice (line 89) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::RawSexp::to_vec (line 67) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::OwnedRealSexp::try_from_iter (line 279) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::RealSexp::to_vec (line 68) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::OwnedRawSexp::as_slice (line 88) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::OwnedRealSexp::iter_mut (line 130) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::OwnedRawSexp::try_from_slice (line 318) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::RealSexp::as_slice (line 30) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::RealSexp::iter (line 46) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::OwnedRealSexp::set_elt (line 150) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::OwnedRealSexp::new_without_init (line 224) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::OwnedRealSexp::try_from_scalar (line 362) ... FAILED
[INFO] [stdout] test src/sexp/string.rs - sexp::string::OwnedStringSexp::try_from_scalar (line 252) ... FAILED
[INFO] [stdout] test src/sexp/string.rs - sexp::string::OwnedStringSexp::iter (line 67) ... FAILED
[INFO] [stdout] test src/sexp/string.rs - sexp::string::StringSexp::to_vec (line 46) ... FAILED
[INFO] [stdout] test src/sexp/string.rs - sexp::string::OwnedStringSexp::try_from_iter (line 167) ... FAILED
[INFO] [stdout] test src/sexp/string.rs - sexp::string::OwnedStringSexp::new (line 135) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::OwnedRealSexp::new (line 208) ... FAILED
[INFO] [stdout] test src/sexp/raw.rs - sexp::raw::RawSexp::iter (line 45) ... FAILED
[INFO] [stdout] test src/sexp/real.rs - sexp::real::OwnedRealSexp::try_from_slice (line 342) ... FAILED
[INFO] [stdout] test src/sexp/string.rs - sexp::string::StringSexp::iter (line 27) ... FAILED
[INFO] [stdout] test src/sexp/string.rs - sexp::string::OwnedStringSexp::try_from_slice (line 228) ... FAILED
[INFO] [stdout] test src/sexp/string.rs - sexp::string::OwnedStringSexp::set_na (line 117) ... FAILED
[INFO] [stdout] test src/sexp/string.rs - sexp::string::OwnedStringSexp::set_elt (line 92) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::IntegerSexp::to_vec (line 68) 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/sexp/integer.rs:70:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_68_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, 2, 3])?.as_read_only();
[INFO] [stdout]   |                                                                  ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_68_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, 2, 3])?.as_read_only();
[INFO] [stdout] 6 | // `int_sexp` is c(1L, 2L, 3L)
[INFO] [stdout] 7 | assert_eq!(int_sexp.to_vec(), vec![1, 2, 3]);
[INFO] [stdout] 8 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::set_na (line 174) 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/sexp/integer.rs:179:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_174_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let mut int_sexp = OwnedIntegerSexp::new(3)?;
[INFO] [stdout]   |                                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_174_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq!(int_sexp.as_slice(), &[0, 0, <i32>::na()]);
[INFO] [stdout] 11+     Ok(())
[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/sexp/integer.rs:180:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_174_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 9 | int_sexp.set_na(2)?;
[INFO] [stdout]   |                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_174_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq!(int_sexp.as_slice(), &[0, 0, <i32>::na()]);
[INFO] [stdout] 11+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::set_elt (line 150) 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/sexp/integer.rs:154:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_150_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut int_sexp = OwnedIntegerSexp::new(3)?;
[INFO] [stdout]   |                                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_150_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(int_sexp.as_slice(), &[0, 0, 10]);
[INFO] [stdout] 10+     Ok(())
[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/sexp/integer.rs:155:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_150_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | int_sexp.set_elt(2, 10)?;
[INFO] [stdout]   |                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_150_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(int_sexp.as_slice(), &[0, 0, 10]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::try_from_slice (line 339) 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/sexp/integer.rs:343:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_339_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let int_sexp = OwnedIntegerSexp::try_from_slice([1, 2, 3])?;
[INFO] [stdout]   |                                                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_339_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(int_sexp.as_slice(), &[1, 2, 3]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::new (line 205) 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/sexp/integer.rs:207:40
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_205_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let x = savvy::OwnedIntegerSexp::new(3)?;
[INFO] [stdout]   |                                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_205_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let x = savvy::OwnedIntegerSexp::new(3)?;
[INFO] [stdout] 6 | assert_eq!(x.as_slice(), &[0, 0, 0]);
[INFO] [stdout] 7 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::try_from_iter (line 276) 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/sexp/integer.rs:281:53
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_276_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let int_sexp = OwnedIntegerSexp::try_from_iter(iter)?;
[INFO] [stdout]   |                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_276_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(int_sexp.as_slice(), &[0, 2, 4, 6, 8]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/eval.rs - eval::assert_eq_r_code (line 73) 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/eval.rs:77:41
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_eval_rs_73_0() {
[INFO] [stdout]   |                                      ----------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut x = savvy::OwnedRealSexp::new(3)?;
[INFO] [stdout]   |                                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_eval_rs_73_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::assert_eq_r_code;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq_r_code(x, "c(0.0, 1.0, 2.0)");
[INFO] [stdout] 11+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::LogicalSexp::to_vec (line 65) 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/sexp/logical.rs:67:76
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_65_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let lgl_sexp = savvy::OwnedLogicalSexp::try_from_slice([true, true, false])?.as_read_only();
[INFO] [stdout]   |                                                                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_65_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let lgl_sexp = savvy::OwnedLogicalSexp::try_from_slice([true, true, false])?.as_read_only();
[INFO] [stdout] 6 | // `lgl_sexp` is c(TRUE, TRUE, FALSE)
[INFO] [stdout] 7 | assert_eq!(lgl_sexp.to_vec(), vec![true, true, false]);
[INFO] [stdout] 8 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::IntegerSexp::as_slice (line 30) 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/sexp/integer.rs:32:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_30_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, 2, 3])?.as_read_only();
[INFO] [stdout]   |                                                                  ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_30_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, 2, 3])?.as_read_only();
[INFO] [stdout] 6 | // `int_sexp` is c(1L, 2L, 3L)
[INFO] [stdout] 7 | assert_eq!(int_sexp.as_slice(), &[1, 2, 3]);
[INFO] [stdout] 8 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::set_elt (line 120) 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/sexp/logical.rs:124:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_120_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut lgl_sexp = OwnedLogicalSexp::new(3)?;
[INFO] [stdout]   |                                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_120_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedLogicalSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(lgl_sexp.to_vec(), vec![false, false, true]);
[INFO] [stdout] 10+     Ok(())
[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/sexp/logical.rs:125:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_120_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | lgl_sexp.set_elt(2, true)?;
[INFO] [stdout]   |                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_120_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedLogicalSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(lgl_sexp.to_vec(), vec![false, false, true]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::as_mut_slice (line 106) 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/sexp/integer.rs:110:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_106_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut int_sexp = OwnedIntegerSexp::new(3)?;
[INFO] [stdout]   |                                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_106_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq!(int_sexp.as_slice(), &[0, 0, 10]);
[INFO] [stdout] 11+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::try_from_iter (line 247) 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/sexp/logical.rs:252:53
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_247_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let lgl_sexp = OwnedLogicalSexp::try_from_iter(iter)?;
[INFO] [stdout]   |                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_247_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedLogicalSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(lgl_sexp.to_vec(), vec![true, true]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::set_na (line 146) 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/sexp/logical.rs:151:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_146_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let mut lgl_sexp = OwnedLogicalSexp::new(3)?;
[INFO] [stdout]   |                                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_146_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedLogicalSexp;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq!(lgl_sexp.as_read_only().as_slice_raw(), &[0, 0, <i32>::na()]);
[INFO] [stdout] 11+     Ok(())
[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/sexp/logical.rs:152:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_146_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 9 | lgl_sexp.set_na(2)?;
[INFO] [stdout]   |                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_146_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedLogicalSexp;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq!(lgl_sexp.as_read_only().as_slice_raw(), &[0, 0, <i32>::na()]);
[INFO] [stdout] 11+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::iter (line 96) 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/sexp/logical.rs:100:69
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_96_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let lgl_sexp = OwnedLogicalSexp::try_from_slice([true, true, false])?;
[INFO] [stdout]   |                                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_96_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedLogicalSexp;
[INFO] [stdout] ...
[INFO] [stdout] 11| assert_eq!(iter.collect::<Vec<bool>>(), vec![true, false]);
[INFO] [stdout] 12+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::try_from_scalar (line 359) 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/sexp/integer.rs:363:52
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_359_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let int_sexp = OwnedIntegerSexp::try_from_scalar(1)?;
[INFO] [stdout]   |                                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_359_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(int_sexp.as_slice(), &[1]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::LogicalSexp::as_slice_raw (line 28) 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/sexp/logical.rs:31:80
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_28_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | use savvy::NotAvailableValue;
[INFO] [stdout] 6 | let mut lgl_sexp = savvy::OwnedLogicalSexp::try_from_slice([true, false, true])?;
[INFO] [stdout]   |                                                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_28_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::NotAvailableValue;
[INFO] [stdout] ...
[INFO] [stdout] 11| assert_eq!(lgl_sexp.as_slice_raw(), &[1, 0, <i32>::na()]);
[INFO] [stdout] 12+     Ok(())
[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/sexp/logical.rs:32:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_28_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | lgl_sexp.set_na(2)?;
[INFO] [stdout]   |                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_28_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::NotAvailableValue;
[INFO] [stdout] ...
[INFO] [stdout] 11| assert_eq!(lgl_sexp.as_slice_raw(), &[1, 0, <i32>::na()]);
[INFO] [stdout] 12+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::LogicalSexp::iter (line 48) 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/sexp/logical.rs:50:76
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_48_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let lgl_sexp = savvy::OwnedLogicalSexp::try_from_slice([true, true, false])?.as_read_only();
[INFO] [stdout]   |                                                                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_48_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let lgl_sexp = savvy::OwnedLogicalSexp::try_from_slice([true, true, false])?.as_read_only();
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(iter.collect::<Vec<bool>>(), vec![true, false]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 20) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `StringSexp` in this scope
[INFO] [stdout]   --> src/lib.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn to_upper(x: StringSexp) -> savvy::Result<savvy::Sexp> {
[INFO] [stdout]    |                ^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  2 + use savvy::StringSexp;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OwnedStringSexp`
[INFO] [stdout]   --> src/lib.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut out = OwnedStringSexp::new(x.len())?;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ use of undeclared type `OwnedStringSexp`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  2 + use savvy::OwnedStringSexp;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |         if e.is_na() {
[INFO] [stdout]    |            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[savvy]
[INFO] [stdout]    | ^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `savvy` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::as_slice (line 89) 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/sexp/integer.rs:93:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_89_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let int_sexp = OwnedIntegerSexp::try_from_slice([1, 2, 3])?;
[INFO] [stdout]   |                                                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_89_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(int_sexp.as_slice(), &[1, 2, 3]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::new_without_init (line 221) 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/sexp/integer.rs:243:50
[INFO] [stdout]    |
[INFO] [stdout]  4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_221_0() {
[INFO] [stdout]    |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 25 | let int_sexp = <OwnedIntegerSexp>::try_from(pair)?;
[INFO] [stdout]    |                                                  ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout]  4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_221_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]  5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 26 | assert_eq!(int_sexp.as_slice(), &[1, 2]);
[INFO] [stdout] 27 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/numeric.rs - sexp::numeric::NumericSexp::as_slice_f64 (line 196) 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/sexp/numeric.rs:198:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_196_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, 2, 3])?.as_read_only();
[INFO] [stdout]   |                                                                  ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_196_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, 2, 3])?.as_read_only();
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(num_sexp.as_slice_f64(), &[1.0, 2.0, 3.0]);
[INFO] [stdout] 9 +     Ok(())
[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/sexp/numeric.rs:199:55
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_196_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, 2, 3])?.as_read_only();
[INFO] [stdout] 6 | let num_sexp: savvy::NumericSexp = int_sexp.try_into()?;
[INFO] [stdout]   |                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_196_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, 2, 3])?.as_read_only();
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(num_sexp.as_slice_f64(), &[1.0, 2.0, 3.0]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/numeric.rs - sexp::numeric::NumericSexp::iter_i32 (line 233) 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/sexp/numeric.rs:237:71
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_233_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, i32::na()])?.as_read_only();
[INFO] [stdout]   |                                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_233_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::NotAvailableValue;
[INFO] [stdout] ...
[INFO] [stdout] 17| assert!(e1.unwrap().is_na());
[INFO] [stdout] 18+     Ok(())
[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/sexp/numeric.rs:238:55
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_233_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let num_sexp: savvy::NumericSexp = int_sexp.try_into()?;
[INFO] [stdout]   |                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_233_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::NotAvailableValue;
[INFO] [stdout] ...
[INFO] [stdout] 17| assert!(e1.unwrap().is_na());
[INFO] [stdout] 18+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::OwnedRawSexp::new_without_init (line 200) 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/sexp/raw.rs:222:46
[INFO] [stdout]    |
[INFO] [stdout]  4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_200_0() {
[INFO] [stdout]    |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 25 | let raw_sexp = <OwnedRawSexp>::try_from(pair)?;
[INFO] [stdout]    |                                              ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout]  4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_200_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]  5 | use savvy::OwnedRawSexp;
[INFO] [stdout] ...
[INFO] [stdout] 26 | assert_eq!(raw_sexp.as_slice(), &[1, 2]);
[INFO] [stdout] 27 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::OwnedRawSexp::as_mut_slice (line 105) 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/sexp/raw.rs:109:40
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_105_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut raw_sexp = OwnedRawSexp::new(3)?;
[INFO] [stdout]   |                                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_105_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRawSexp;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq!(raw_sexp.as_slice(), &[0, 0, 10]);
[INFO] [stdout] 11+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::OwnedRawSexp::set_elt (line 149) 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/sexp/raw.rs:153:40
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_149_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut raw_sexp = OwnedRawSexp::new(3)?;
[INFO] [stdout]   |                                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_149_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRawSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(raw_sexp.as_slice(), &[0, 0, 10]);
[INFO] [stdout] 10+     Ok(())
[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/sexp/raw.rs:154:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_149_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | raw_sexp.set_elt(2, 10)?;
[INFO] [stdout]   |                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_149_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRawSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(raw_sexp.as_slice(), &[0, 0, 10]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::OwnedRawSexp::try_from_iter (line 255) 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/sexp/raw.rs:260:49
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_255_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let raw_sexp = OwnedRawSexp::try_from_iter(iter)?;
[INFO] [stdout]   |                                                 ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_255_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRawSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(raw_sexp.as_slice(), &[0, 2, 4, 6, 8]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::OwnedRawSexp::iter_mut (line 129) 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/sexp/raw.rs:133:62
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_129_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut raw_sexp = OwnedRawSexp::try_from_slice([1_u8, 2, 3])?;
[INFO] [stdout]   |                                                              ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_129_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRawSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(raw_sexp.as_slice(), &[2, 4, 6]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::new_without_init (line 193) 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/sexp/logical.rs:215:50
[INFO] [stdout]    |
[INFO] [stdout]  4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_193_0() {
[INFO] [stdout]    |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 25 | let lgl_sexp = <OwnedLogicalSexp>::try_from(pair)?;
[INFO] [stdout]    |                                                  ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout]  4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_193_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]  5 | use savvy::OwnedLogicalSexp;
[INFO] [stdout] ...
[INFO] [stdout] 26 | assert_eq!(lgl_sexp.to_vec(), vec![true, false]);
[INFO] [stdout] 27 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::IntegerSexp::iter (line 46) 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/sexp/integer.rs:48:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_46_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, 2, 3])?.as_read_only();
[INFO] [stdout]   |                                                                  ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_46_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedIntegerSexp::try_from_slice([1, 2, 3])?.as_read_only();
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(iter.as_slice(), &[2, 3]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/numeric.rs - sexp::numeric::NumericSexp::as_slice_i32 (line 162) 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/sexp/numeric.rs:164:69
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_162_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?.as_read_only();
[INFO] [stdout]   |                                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_162_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?.as_read_only();
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(num_sexp.as_slice_i32().unwrap(), &[1, 2, 3]);
[INFO] [stdout] 9 +     Ok(())
[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/sexp/numeric.rs:165:55
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_162_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?.as_read_only();
[INFO] [stdout] 6 | let num_sexp: savvy::NumericSexp = int_sexp.try_into()?;
[INFO] [stdout]   |                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_162_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let int_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?.as_read_only();
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(num_sexp.as_slice_i32().unwrap(), &[1, 2, 3]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::try_from_scalar (line 333) 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/sexp/logical.rs:337:55
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_333_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let lgl_sexp = OwnedLogicalSexp::try_from_scalar(true)?;
[INFO] [stdout]   |                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_333_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedLogicalSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(lgl_sexp.to_vec(), vec![true]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::iter_mut (line 130) 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/sexp/integer.rs:134:63
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_130_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut int_sexp = OwnedIntegerSexp::try_from_slice([1, 2, 3])?;
[INFO] [stdout]   |                                                               ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_integer_rs_130_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedIntegerSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(int_sexp.as_slice(), &[2, 4, 6]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::OwnedRawSexp::try_from_scalar (line 338) 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/sexp/raw.rs:342:48
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_338_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let raw_sexp = OwnedRawSexp::try_from_scalar(1)?;
[INFO] [stdout]   |                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_338_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRawSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(raw_sexp.as_slice(), &[1]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::RawSexp::as_slice (line 29) 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/sexp/raw.rs:31:65
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_29_0() {
[INFO] [stdout]   |                                      --------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let raw_sexp = savvy::OwnedRawSexp::try_from_slice([1_u8, 2, 3])?.as_read_only();
[INFO] [stdout]   |                                                                 ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_29_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let raw_sexp = savvy::OwnedRawSexp::try_from_slice([1_u8, 2, 3])?.as_read_only();
[INFO] [stdout] 6 | // `raw_sexp` is c(1L, 2L, 3L)
[INFO] [stdout] 7 | assert_eq!(raw_sexp.as_slice(), &[1, 2, 3]);
[INFO] [stdout] 8 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::new (line 177) 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/sexp/logical.rs:179:40
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_177_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let x = savvy::OwnedLogicalSexp::new(3)?;
[INFO] [stdout]   |                                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_177_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let x = savvy::OwnedLogicalSexp::new(3)?;
[INFO] [stdout] 6 | assert_eq!(x.to_vec(), vec![false, false, false]);
[INFO] [stdout] 7 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/numeric.rs - sexp::numeric::NumericSexp::iter_f64 (line 275) 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/sexp/numeric.rs:279:75
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_275_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let int_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, f64::na(), 1.1])?.as_read_only();
[INFO] [stdout]   |                                                                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_275_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::NotAvailableValue;
[INFO] [stdout] ...
[INFO] [stdout] 24| assert!(e2.unwrap().is_err());
[INFO] [stdout] 25+     Ok(())
[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/sexp/numeric.rs:280:55
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_275_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let num_sexp: savvy::NumericSexp = int_sexp.try_into()?;
[INFO] [stdout]   |                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_275_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::NotAvailableValue;
[INFO] [stdout] ...
[INFO] [stdout] 24| assert!(e2.unwrap().is_err());
[INFO] [stdout] 25+     Ok(())
[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/sexp/numeric.rs:286:23
[INFO] [stdout]    |
[INFO] [stdout]  4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_275_0() {
[INFO] [stdout]    |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 14 | assert_eq!(e0.unwrap()?, 1);
[INFO] [stdout]    |                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout]  4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_275_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]  5 | use savvy::NotAvailableValue;
[INFO] [stdout] ...
[INFO] [stdout] 24 | assert!(e2.unwrap().is_err());
[INFO] [stdout] 25 +     Ok(())
[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/sexp/numeric.rs:291:20
[INFO] [stdout]    |
[INFO] [stdout]  4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_275_0() {
[INFO] [stdout]    |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 19 | assert!(e1.unwrap()?.is_na());
[INFO] [stdout]    |                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout]  4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_numeric_rs_275_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]  5 | use savvy::NotAvailableValue;
[INFO] [stdout] ...
[INFO] [stdout] 24 | assert!(e2.unwrap().is_err());
[INFO] [stdout] 25 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::OwnedRawSexp::new (line 184) 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/sexp/raw.rs:186:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_184_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let x = savvy::OwnedRawSexp::new(3)?;
[INFO] [stdout]   |                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_184_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let x = savvy::OwnedRawSexp::new(3)?;
[INFO] [stdout] 6 | assert_eq!(x.as_slice(), &[0, 0, 0]);
[INFO] [stdout] 7 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::OwnedRealSexp::as_mut_slice (line 106) 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/sexp/real.rs:110:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_106_0() {
[INFO] [stdout]   |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut real_sexp = OwnedRealSexp::new(3)?;
[INFO] [stdout]   |                                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_106_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq!(real_sexp.as_slice(), &[0.0, 0.0, 10.0]);
[INFO] [stdout] 11+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::OwnedRealSexp::set_na (line 174) 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/sexp/real.rs:179:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_174_0() {
[INFO] [stdout]   |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let mut real_sexp = OwnedRealSexp::new(3)?;
[INFO] [stdout]   |                                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_174_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 13| assert!(real_sexp[2].is_na());
[INFO] [stdout] 14+     Ok(())
[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/sexp/real.rs:180:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_174_0() {
[INFO] [stdout]   |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 9 | real_sexp.set_na(2)?;
[INFO] [stdout]   |                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_174_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 13| assert!(real_sexp[2].is_na());
[INFO] [stdout] 14+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::try_from_slice (line 310) 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/sexp/logical.rs:314:69
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_310_0() {
[INFO] [stdout]   |                                      -------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let lgl_sexp = OwnedLogicalSexp::try_from_slice([false, true, true])?;
[INFO] [stdout]   |                                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_logical_rs_310_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedLogicalSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(lgl_sexp.to_vec(), vec![false, true, true]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::OwnedRealSexp::as_slice (line 89) 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/sexp/real.rs:93:63
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_89_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let real_sexp = OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?;
[INFO] [stdout]   |                                                               ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_89_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(real_sexp.to_vec(), vec![1.0, 2.0, 3.0]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::RawSexp::to_vec (line 67) 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/sexp/raw.rs:69:65
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_67_0() {
[INFO] [stdout]   |                                      --------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let raw_sexp = savvy::OwnedRawSexp::try_from_slice([1_u8, 2, 3])?.as_read_only();
[INFO] [stdout]   |                                                                 ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_67_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let raw_sexp = savvy::OwnedRawSexp::try_from_slice([1_u8, 2, 3])?.as_read_only();
[INFO] [stdout] 6 | // `raw_sexp` is c(1L, 2L, 3L)
[INFO] [stdout] 7 | assert_eq!(raw_sexp.to_vec(), vec![1, 2, 3]);
[INFO] [stdout] 8 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::OwnedRealSexp::try_from_iter (line 279) 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/sexp/real.rs:284:51
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_279_0() {
[INFO] [stdout]   |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let real_sexp = OwnedRealSexp::try_from_iter(iter)?;
[INFO] [stdout]   |                                                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_279_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(real_sexp.as_slice(), &[2.0, 3.0]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::RealSexp::to_vec (line 68) 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/sexp/real.rs:70:70
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_68_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let real_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?.as_read_only();
[INFO] [stdout]   |                                                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_68_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let real_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?.as_read_only();
[INFO] [stdout] 6 | // `real_sexp` is c(1.0, 2.0, 3.0)
[INFO] [stdout] 7 | assert_eq!(real_sexp.to_vec(), vec![1.0, 2.0, 3.0]);
[INFO] [stdout] 8 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::OwnedRawSexp::as_slice (line 88) 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/sexp/raw.rs:92:58
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_88_0() {
[INFO] [stdout]   |                                      --------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let raw_sexp = OwnedRawSexp::try_from_slice([1_u8, 2, 3])?;
[INFO] [stdout]   |                                                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_88_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRawSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(raw_sexp.as_slice(), &[1, 2, 3]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::OwnedRealSexp::iter_mut (line 130) 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/sexp/real.rs:134:67
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_130_0() {
[INFO] [stdout]   |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut real_sexp = OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?;
[INFO] [stdout]   |                                                                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_130_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(real_sexp.as_slice(), &[2.0, 4.0, 6.0]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::OwnedRawSexp::try_from_slice (line 318) 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/sexp/raw.rs:322:58
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_318_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let raw_sexp = OwnedRawSexp::try_from_slice([1_u8, 2, 3])?;
[INFO] [stdout]   |                                                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_318_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRawSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(raw_sexp.as_slice(), &[1, 2, 3]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::RealSexp::as_slice (line 30) 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/sexp/real.rs:32:70
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_30_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let real_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?.as_read_only();
[INFO] [stdout]   |                                                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_30_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let real_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?.as_read_only();
[INFO] [stdout] 6 | // `real_sexp` is c(1.0, 2.0, 3.0)
[INFO] [stdout] 7 | assert_eq!(real_sexp.as_slice(), &[1.0, 2.0, 3.0]);
[INFO] [stdout] 8 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::RealSexp::iter (line 46) 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/sexp/real.rs:48:70
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_46_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let real_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?.as_read_only();
[INFO] [stdout]   |                                                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_46_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let real_sexp = savvy::OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?.as_read_only();
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(iter.as_slice(), &[2.0, 3.0]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::OwnedRealSexp::set_elt (line 150) 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/sexp/real.rs:154:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_150_0() {
[INFO] [stdout]   |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut real_sexp = OwnedRealSexp::new(3)?;
[INFO] [stdout]   |                                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_150_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(real_sexp.as_slice(), &[0.0, 0.0, 10.0]);
[INFO] [stdout] 10+     Ok(())
[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/sexp/real.rs:155:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_150_0() {
[INFO] [stdout]   |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | real_sexp.set_elt(2, 10.0)?;
[INFO] [stdout]   |                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_150_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(real_sexp.as_slice(), &[0.0, 0.0, 10.0]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::OwnedRealSexp::new_without_init (line 224) 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/sexp/real.rs:246:48
[INFO] [stdout]    |
[INFO] [stdout]  4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_224_0() {
[INFO] [stdout]    |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 25 | let real_sexp = <OwnedRealSexp>::try_from(pair)?;
[INFO] [stdout]    |                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout]  4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_224_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]  5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 26 | assert_eq!(real_sexp.as_slice(), &[1.0, 2.0]);
[INFO] [stdout] 27 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::OwnedRealSexp::try_from_scalar (line 362) 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/sexp/real.rs:366:52
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_362_0() {
[INFO] [stdout]   |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let real_sexp = OwnedRealSexp::try_from_scalar(1.0)?;
[INFO] [stdout]   |                                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_362_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(real_sexp.as_slice(), &[1.0]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/string.rs - sexp::string::OwnedStringSexp::try_from_scalar (line 252) 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/sexp/string.rs:256:53
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_252_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let str_sexp = OwnedStringSexp::try_from_scalar("❤")?;
[INFO] [stdout]   |                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_252_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedStringSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(str_sexp.to_vec(), vec!["❤"]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/string.rs - sexp::string::OwnedStringSexp::iter (line 67) 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/sexp/string.rs:71:64
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_67_0() {
[INFO] [stdout]   |                                      ------------------------------------------ this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let str_sexp = OwnedStringSexp::try_from_slice(["a", "b", "c"])?;
[INFO] [stdout]   |                                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_67_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedStringSexp;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq!(iter.collect::<Vec<&str>>(), vec!["b", "c"]);
[INFO] [stdout] 11+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/string.rs - sexp::string::StringSexp::to_vec (line 46) 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/sexp/string.rs:48:71
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_46_0() {
[INFO] [stdout]   |                                      ------------------------------------------ this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let str_sexp = savvy::OwnedStringSexp::try_from_slice(["a", "b", "c"])?.as_read_only();
[INFO] [stdout]   |                                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_46_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let str_sexp = savvy::OwnedStringSexp::try_from_slice(["a", "b", "c"])?.as_read_only();
[INFO] [stdout] 6 | // `str_sexp` is c("a", "b", "c")
[INFO] [stdout] 7 | assert_eq!(str_sexp.to_vec(), vec!["a", "b", "c"]);
[INFO] [stdout] 8 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/string.rs - sexp::string::OwnedStringSexp::try_from_iter (line 167) 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/sexp/string.rs:172:52
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_167_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let str_sexp = OwnedStringSexp::try_from_iter(iter)?;
[INFO] [stdout]   |                                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_167_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedStringSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(str_sexp.to_vec(), vec!["foo", "bar"]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/string.rs - sexp::string::OwnedStringSexp::new (line 135) 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/sexp/string.rs:137:39
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_135_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let x = savvy::OwnedStringSexp::new(3)?;
[INFO] [stdout]   |                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_135_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let x = savvy::OwnedStringSexp::new(3)?;
[INFO] [stdout] 6 | assert_eq!(x.to_vec(), vec!["", "", ""]);
[INFO] [stdout] 7 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::OwnedRealSexp::new (line 208) 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/sexp/real.rs:210:37
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_208_0() {
[INFO] [stdout]   |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let x = savvy::OwnedRealSexp::new(3)?;
[INFO] [stdout]   |                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_208_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let x = savvy::OwnedRealSexp::new(3)?;
[INFO] [stdout] 6 | assert_eq!(x.as_slice(), &[0.0, 0.0, 0.0]);
[INFO] [stdout] 7 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/raw.rs - sexp::raw::RawSexp::iter (line 45) 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/sexp/raw.rs:47:65
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_45_0() {
[INFO] [stdout]   |                                      --------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let raw_sexp = savvy::OwnedRawSexp::try_from_slice([1_u8, 2, 3])?.as_read_only();
[INFO] [stdout]   |                                                                 ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_raw_rs_45_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let raw_sexp = savvy::OwnedRawSexp::try_from_slice([1_u8, 2, 3])?.as_read_only();
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(iter.as_slice(), &[2, 3]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/real.rs - sexp::real::OwnedRealSexp::try_from_slice (line 342) 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/sexp/real.rs:346:63
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_342_0() {
[INFO] [stdout]   |                                      ----------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let real_sexp = OwnedRealSexp::try_from_slice([1.0, 2.0, 3.0])?;
[INFO] [stdout]   |                                                               ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_real_rs_342_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedRealSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(real_sexp.as_slice(), &[1.0, 2.0, 3.0]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/string.rs - sexp::string::StringSexp::iter (line 27) 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/sexp/string.rs:29:71
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_27_0() {
[INFO] [stdout]   |                                      ------------------------------------------ this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | let str_sexp = savvy::OwnedStringSexp::try_from_slice(["a", "b", "c"])?.as_read_only();
[INFO] [stdout]   |                                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_27_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | let str_sexp = savvy::OwnedStringSexp::try_from_slice(["a", "b", "c"])?.as_read_only();
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(iter.collect::<Vec<&str>>(), vec!["b", "c"]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/string.rs - sexp::string::OwnedStringSexp::try_from_slice (line 228) 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/sexp/string.rs:232:68
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_228_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let str_sexp = OwnedStringSexp::try_from_slice(["foo", "❤", "bar"])?;
[INFO] [stdout]   |                                                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_228_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedStringSexp;
[INFO] [stdout] ...
[INFO] [stdout] 8 | assert_eq!(str_sexp.to_vec(), vec!["foo", "❤", "bar"]);
[INFO] [stdout] 9 +     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/string.rs - sexp::string::OwnedStringSexp::set_na (line 117) 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/sexp/string.rs:122:43
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_117_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let mut str_sexp = OwnedStringSexp::new(3)?;
[INFO] [stdout]   |                                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_117_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedStringSexp;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq!(str_sexp.to_vec(), vec!["", "", <&str>::na()]);
[INFO] [stdout] 11+     Ok(())
[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/sexp/string.rs:123:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_117_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 9 | str_sexp.set_na(2)?;
[INFO] [stdout]   |                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_117_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedStringSexp;
[INFO] [stdout] ...
[INFO] [stdout] 10| assert_eq!(str_sexp.to_vec(), vec!["", "", <&str>::na()]);
[INFO] [stdout] 11+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/sexp/string.rs - sexp::string::OwnedStringSexp::set_elt (line 92) 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/sexp/string.rs:96:43
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_92_0() {
[INFO] [stdout]   |                                      ------------------------------------------ this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let mut str_sexp = OwnedStringSexp::new(3)?;
[INFO] [stdout]   |                                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_92_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedStringSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(str_sexp.to_vec(), &["", "", "foo"]);
[INFO] [stdout] 10+     Ok(())
[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/sexp/string.rs:97:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_92_0() {
[INFO] [stdout]   |                                      ------------------------------------------ this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | str_sexp.set_elt(2, "foo")?;
[INFO] [stdout]   |                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sexp_string_rs_92_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use savvy::OwnedStringSexp;
[INFO] [stdout] ...
[INFO] [stdout] 9 | assert_eq!(str_sexp.to_vec(), &["", "", "foo"]);
[INFO] [stdout] 10+     Ok(())
[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 E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/eval.rs - eval::assert_eq_r_code (line 73)
[INFO] [stdout]     src/lib.rs - (line 20)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::IntegerSexp::as_slice (line 30)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::IntegerSexp::iter (line 46)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::IntegerSexp::to_vec (line 68)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::as_mut_slice (line 106)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::as_slice (line 89)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::iter_mut (line 130)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::new (line 205)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::new_without_init (line 221)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::set_elt (line 150)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::set_na (line 174)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::try_from_iter (line 276)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::try_from_scalar (line 359)
[INFO] [stdout]     src/sexp/integer.rs - sexp::integer::OwnedIntegerSexp::try_from_slice (line 339)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::LogicalSexp::as_slice_raw (line 28)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::LogicalSexp::iter (line 48)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::LogicalSexp::to_vec (line 65)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::iter (line 96)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::new (line 177)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::new_without_init (line 193)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::set_elt (line 120)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::set_na (line 146)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::try_from_iter (line 247)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::try_from_scalar (line 333)
[INFO] [stdout]     src/sexp/logical.rs - sexp::logical::OwnedLogicalSexp::try_from_slice (line 310)
[INFO] [stdout]     src/sexp/numeric.rs - sexp::numeric::NumericSexp::as_slice_f64 (line 196)
[INFO] [stdout]     src/sexp/numeric.rs - sexp::numeric::NumericSexp::as_slice_i32 (line 162)
[INFO] [stdout]     src/sexp/numeric.rs - sexp::numeric::NumericSexp::iter_f64 (line 275)
[INFO] [stdout]     src/sexp/numeric.rs - sexp::numeric::NumericSexp::iter_i32 (line 233)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::OwnedRawSexp::as_mut_slice (line 105)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::OwnedRawSexp::as_slice (line 88)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::OwnedRawSexp::iter_mut (line 129)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::OwnedRawSexp::new (line 184)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::OwnedRawSexp::new_without_init (line 200)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::OwnedRawSexp::set_elt (line 149)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::OwnedRawSexp::try_from_iter (line 255)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::OwnedRawSexp::try_from_scalar (line 338)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::OwnedRawSexp::try_from_slice (line 318)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::RawSexp::as_slice (line 29)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::RawSexp::iter (line 45)
[INFO] [stdout]     src/sexp/raw.rs - sexp::raw::RawSexp::to_vec (line 67)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::OwnedRealSexp::as_mut_slice (line 106)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::OwnedRealSexp::as_slice (line 89)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::OwnedRealSexp::iter_mut (line 130)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::OwnedRealSexp::new (line 208)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::OwnedRealSexp::new_without_init (line 224)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::OwnedRealSexp::set_elt (line 150)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::OwnedRealSexp::set_na (line 174)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::OwnedRealSexp::try_from_iter (line 279)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::OwnedRealSexp::try_from_scalar (line 362)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::OwnedRealSexp::try_from_slice (line 342)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::RealSexp::as_slice (line 30)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::RealSexp::iter (line 46)
[INFO] [stdout]     src/sexp/real.rs - sexp::real::RealSexp::to_vec (line 68)
[INFO] [stdout]     src/sexp/string.rs - sexp::string::OwnedStringSexp::iter (line 67)
[INFO] [stdout]     src/sexp/string.rs - sexp::string::OwnedStringSexp::new (line 135)
[INFO] [stdout]     src/sexp/string.rs - sexp::string::OwnedStringSexp::set_elt (line 92)
[INFO] [stdout]     src/sexp/string.rs - sexp::string::OwnedStringSexp::set_na (line 117)
[INFO] [stdout]     src/sexp/string.rs - sexp::string::OwnedStringSexp::try_from_iter (line 167)
[INFO] [stdout]     src/sexp/string.rs - sexp::string::OwnedStringSexp::try_from_scalar (line 252)
[INFO] [stdout]     src/sexp/string.rs - sexp::string::OwnedStringSexp::try_from_slice (line 228)
[INFO] [stdout]     src/sexp/string.rs - sexp::string::StringSexp::iter (line 27)
[INFO] [stdout]     src/sexp/string.rs - sexp::string::StringSexp::to_vec (line 46)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 64 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.44s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "a4cdfe419dd94337ecaf721e82030fc0ba33f91466e59eddc4de3c9b786c0702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4cdfe419dd94337ecaf721e82030fc0ba33f91466e59eddc4de3c9b786c0702", kill_on_drop: false }`
[INFO] [stdout] a4cdfe419dd94337ecaf721e82030fc0ba33f91466e59eddc4de3c9b786c0702
