[INFO] cloning repository https://github.com/Skirmisher/hapi-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Skirmisher/hapi-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkirmisher%2Fhapi-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkirmisher%2Fhapi-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1d992c2cbca7422ae80d22ea35e1a7ef40d91a8
[INFO] testing Skirmisher/hapi-rs against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkirmisher%2Fhapi-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Skirmisher/hapi-rs on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Skirmisher/hapi-rs
[INFO] finished tweaking git repo https://github.com/Skirmisher/hapi-rs
[INFO] tweaked toml for git repo https://github.com/Skirmisher/hapi-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Skirmisher/hapi-rs 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libflate v1.0.4
[INFO] [stderr]   Downloaded binrw_derive v0.8.0
[INFO] [stderr]   Downloaded array-init v2.0.0
[INFO] [stderr]   Downloaded owo-colors v2.1.0
[INFO] [stderr]   Downloaded binrw v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4d993229801a4e27051860450c34c3e33b23c5f77b746ab538132036ce19e37
[INFO] running `Command { std: "docker" "start" "-a" "d4d993229801a4e27051860450c34c3e33b23c5f77b746ab538132036ce19e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4d993229801a4e27051860450c34c3e33b23c5f77b746ab538132036ce19e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4d993229801a4e27051860450c34c3e33b23c5f77b746ab538132036ce19e37", kill_on_drop: false }`
[INFO] [stdout] d4d993229801a4e27051860450c34c3e33b23c5f77b746ab538132036ce19e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feae0bfd618cc7129e393978fc678739b66c139e0f33c299144b30025ff3ed62
[INFO] running `Command { std: "docker" "start" "-a" "feae0bfd618cc7129e393978fc678739b66c139e0f33c299144b30025ff3ed62", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling binrw_derive v0.8.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling owo-colors v2.1.0
[INFO] [stderr]    Compiling array-init v2.0.0
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling libflate v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling binrw v0.8.0
[INFO] [stderr]    Compiling hapi v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `toc_size` is never read
[INFO] [stdout]   --> src/hapi.rs:26:2
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct HapiHeader {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 25 |     marker: [u8; 4], // HAPI_SAVE_MARKER or HAPI_ARCHIVE_MARKER
[INFO] [stdout] 26 |     toc_size: u32,   // size of table of contents
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HapiHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `compressed_size` and `checksum` are never read
[INFO] [stdout]    --> src/hapi.rs:147:2
[INFO] [stdout]     |
[INFO] [stdout] 140 | struct HapiCompressedChunk {
[INFO] [stdout]     |        ------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 147 |     compressed_size: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 148 |     decompressed_size: u32,
[INFO] [stdout] 149 |     checksum: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HapiCompressedChunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_files` is never used
[INFO] [stdout]   --> src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn list_files(dir: &HapiDirectory) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.80s
[INFO] running `Command { std: "docker" "inspect" "feae0bfd618cc7129e393978fc678739b66c139e0f33c299144b30025ff3ed62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feae0bfd618cc7129e393978fc678739b66c139e0f33c299144b30025ff3ed62", kill_on_drop: false }`
[INFO] [stdout] feae0bfd618cc7129e393978fc678739b66c139e0f33c299144b30025ff3ed62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca067309f28ac4e4ee89a64f075f34fe0e653d0e43436a391f35ff4fd0de1bce
[INFO] running `Command { std: "docker" "start" "-a" "ca067309f28ac4e4ee89a64f075f34fe0e653d0e43436a391f35ff4fd0de1bce", kill_on_drop: false }`
[INFO] [stdout] warning: field `toc_size` is never read
[INFO] [stdout]   --> src/hapi.rs:26:2
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct HapiHeader {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 25 |     marker: [u8; 4], // HAPI_SAVE_MARKER or HAPI_ARCHIVE_MARKER
[INFO] [stdout] 26 |     toc_size: u32,   // size of table of contents
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HapiHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `compressed_size` and `checksum` are never read
[INFO] [stdout]    --> src/hapi.rs:147:2
[INFO] [stdout]     |
[INFO] [stdout] 140 | struct HapiCompressedChunk {
[INFO] [stdout]     |        ------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 147 |     compressed_size: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 148 |     decompressed_size: u32,
[INFO] [stdout] 149 |     checksum: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HapiCompressedChunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hapi v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `list_files` is never used
[INFO] [stdout]   --> src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn list_files(dir: &HapiDirectory) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `toc_size` is never read
[INFO] [stdout]   --> src/hapi.rs:26:2
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct HapiHeader {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 25 |     marker: [u8; 4], // HAPI_SAVE_MARKER or HAPI_ARCHIVE_MARKER
[INFO] [stdout] 26 |     toc_size: u32,   // size of table of contents
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HapiHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `compressed_size` and `checksum` are never read
[INFO] [stdout]    --> src/hapi.rs:147:2
[INFO] [stdout]     |
[INFO] [stdout] 140 | struct HapiCompressedChunk {
[INFO] [stdout]     |        ------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 147 |     compressed_size: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 148 |     decompressed_size: u32,
[INFO] [stdout] 149 |     checksum: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HapiCompressedChunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "ca067309f28ac4e4ee89a64f075f34fe0e653d0e43436a391f35ff4fd0de1bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca067309f28ac4e4ee89a64f075f34fe0e653d0e43436a391f35ff4fd0de1bce", kill_on_drop: false }`
[INFO] [stdout] ca067309f28ac4e4ee89a64f075f34fe0e653d0e43436a391f35ff4fd0de1bce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b30b13ee4c02fb2873e2fa61594975f780ac4ab8d6a09a111bdd7674b2ee9a30
[INFO] running `Command { std: "docker" "start" "-a" "b30b13ee4c02fb2873e2fa61594975f780ac4ab8d6a09a111bdd7674b2ee9a30", kill_on_drop: false }`
[INFO] [stderr] warning: field `toc_size` is never read
[INFO] [stderr]   --> src/hapi.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct HapiHeader {
[INFO] [stderr]    |        ---------- field in this struct
[INFO] [stderr] 25 |     marker: [u8; 4], // HAPI_SAVE_MARKER or HAPI_ARCHIVE_MARKER
[INFO] [stderr] 26 |     toc_size: u32,   // size of table of contents
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `HapiHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `compressed_size` and `checksum` are never read
[INFO] [stderr]    --> src/hapi.rs:147:2
[INFO] [stderr]     |
[INFO] [stderr] 140 | struct HapiCompressedChunk {
[INFO] [stderr]     |        ------------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 147 |     compressed_size: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 148 |     decompressed_size: u32,
[INFO] [stderr] 149 |     checksum: u32,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `HapiCompressedChunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `hapi` (lib) generated 2 warnings
[INFO] [stderr] warning: `hapi` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: function `list_files` is never used
[INFO] [stderr]   --> src/main.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn list_files(dir: &HapiDirectory) {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hapi` (bin "hapi" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hapi-a140964f289818aa)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hapi-21fbaef3616f4177)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hapi
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/hapi/archive.rs - hapi::archive::HapiArchive (line 17) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/hapi/archive.rs - hapi::archive::HapiArchive (line 17) 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/hapi/archive.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_hapi_archive_rs_17_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 10 | let file = File::open("Example.ufo")?;
[INFO] [stdout]    |                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, std::io::Error>>` is not implemented for `()`
[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/hapi/archive.rs:26:38
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_hapi_archive_rs_17_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 12 | let archive = HapiArchive::open(file)?;
[INFO] [stdout]    |                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, Box<dyn std::error::Error>>>` is not implemented for `()`
[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/hapi/archive.rs:28:26
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_hapi_archive_rs_17_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 14 | fs::create_dir("Example")?;
[INFO] [stdout]    |                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, std::io::Error>>` is not implemented for `()`
[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/hapi/archive.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_hapi_archive_rs_17_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 16 | archive.extract_all("Example")?;
[INFO] [stdout]    |                               ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, Box<dyn std::error::Error>>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `iter` found for struct `hapi::HapiArchive` in the current scope
[INFO] [stdout]   --> src/hapi/archive.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 18 | let copyright = archive.iter().find_map(|x| {
[INFO] [stdout]    |                         ^^^^ method not found in `HapiArchive<File>`
[INFO] [stdout]    |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]    |
[INFO] [stdout] 18 | let copyright = archive.root_dir.iter().find_map(|x| {
[INFO] [stdout]    |                         +++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/hapi/archive.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | /         if f.name().eq_ignore_ascii_case("Copyright.txt") {
[INFO] [stdout] 21 | |             Some(f)
[INFO] [stdout]    | |             ^^^^^^^ expected `()`, found `Option<HapiFile>`
[INFO] [stdout] 22 | |         }
[INFO] [stdout]    | |_________- expected this to be `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                    found enum `Option<HapiFile>`
[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/hapi/archive.rs:41:45
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_hapi_archive_rs_17_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 27 |     archive.write_file(text, &mut io::stdout())?
[INFO] [stdout]    |                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, Box<dyn std::error::Error>>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/hapi/archive.rs - hapi::archive::HapiArchive (line 17)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b30b13ee4c02fb2873e2fa61594975f780ac4ab8d6a09a111bdd7674b2ee9a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b30b13ee4c02fb2873e2fa61594975f780ac4ab8d6a09a111bdd7674b2ee9a30", kill_on_drop: false }`
[INFO] [stdout] b30b13ee4c02fb2873e2fa61594975f780ac4ab8d6a09a111bdd7674b2ee9a30
[INFO] testing Skirmisher/hapi-rs against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkirmisher%2Fhapi-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Skirmisher/hapi-rs on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Skirmisher/hapi-rs
[INFO] finished tweaking git repo https://github.com/Skirmisher/hapi-rs
[INFO] tweaked toml for git repo https://github.com/Skirmisher/hapi-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Skirmisher/hapi-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9a8d27b7ce9683f7ac461455cb709d2b1796c6e135b509d12b78e3a5f9aa7fc
[INFO] running `Command { std: "docker" "start" "-a" "a9a8d27b7ce9683f7ac461455cb709d2b1796c6e135b509d12b78e3a5f9aa7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9a8d27b7ce9683f7ac461455cb709d2b1796c6e135b509d12b78e3a5f9aa7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a8d27b7ce9683f7ac461455cb709d2b1796c6e135b509d12b78e3a5f9aa7fc", kill_on_drop: false }`
[INFO] [stdout] a9a8d27b7ce9683f7ac461455cb709d2b1796c6e135b509d12b78e3a5f9aa7fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b8f999e1a0c2d0cac5ffaa90c1b2389e5338d448465766912881181c375af40
[INFO] running `Command { std: "docker" "start" "-a" "6b8f999e1a0c2d0cac5ffaa90c1b2389e5338d448465766912881181c375af40", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling binrw_derive v0.8.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling owo-colors v2.1.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling array-init v2.0.0
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling libflate v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling binrw v0.8.0
[INFO] [stderr]    Compiling hapi v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `toc_size` is never read
[INFO] [stdout]   --> src/hapi.rs:26:2
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct HapiHeader {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 25 |     marker: [u8; 4], // HAPI_SAVE_MARKER or HAPI_ARCHIVE_MARKER
[INFO] [stdout] 26 |     toc_size: u32,   // size of table of contents
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HapiHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `compressed_size` and `checksum` are never read
[INFO] [stdout]    --> src/hapi.rs:147:2
[INFO] [stdout]     |
[INFO] [stdout] 140 | struct HapiCompressedChunk {
[INFO] [stdout]     |        ------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 147 |     compressed_size: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 148 |     decompressed_size: u32,
[INFO] [stdout] 149 |     checksum: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HapiCompressedChunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_files` is never used
[INFO] [stdout]   --> src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn list_files(dir: &HapiDirectory) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.48s
[INFO] running `Command { std: "docker" "inspect" "6b8f999e1a0c2d0cac5ffaa90c1b2389e5338d448465766912881181c375af40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8f999e1a0c2d0cac5ffaa90c1b2389e5338d448465766912881181c375af40", kill_on_drop: false }`
[INFO] [stdout] 6b8f999e1a0c2d0cac5ffaa90c1b2389e5338d448465766912881181c375af40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31e86e087c05e1b390a0d25e28b6b6c69c9f4e3d3dd70476ab23c46ad37a1cfb
[INFO] running `Command { std: "docker" "start" "-a" "31e86e087c05e1b390a0d25e28b6b6c69c9f4e3d3dd70476ab23c46ad37a1cfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling hapi v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `toc_size` is never read
[INFO] [stdout]   --> src/hapi.rs:26:2
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct HapiHeader {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 25 |     marker: [u8; 4], // HAPI_SAVE_MARKER or HAPI_ARCHIVE_MARKER
[INFO] [stdout] 26 |     toc_size: u32,   // size of table of contents
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HapiHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `compressed_size` and `checksum` are never read
[INFO] [stdout]    --> src/hapi.rs:147:2
[INFO] [stdout]     |
[INFO] [stdout] 140 | struct HapiCompressedChunk {
[INFO] [stdout]     |        ------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 147 |     compressed_size: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 148 |     decompressed_size: u32,
[INFO] [stdout] 149 |     checksum: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HapiCompressedChunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_files` is never used
[INFO] [stdout]   --> src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn list_files(dir: &HapiDirectory) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `toc_size` is never read
[INFO] [stdout]   --> src/hapi.rs:26:2
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct HapiHeader {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 25 |     marker: [u8; 4], // HAPI_SAVE_MARKER or HAPI_ARCHIVE_MARKER
[INFO] [stdout] 26 |     toc_size: u32,   // size of table of contents
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HapiHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `compressed_size` and `checksum` are never read
[INFO] [stdout]    --> src/hapi.rs:147:2
[INFO] [stdout]     |
[INFO] [stdout] 140 | struct HapiCompressedChunk {
[INFO] [stdout]     |        ------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 147 |     compressed_size: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 148 |     decompressed_size: u32,
[INFO] [stdout] 149 |     checksum: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HapiCompressedChunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "31e86e087c05e1b390a0d25e28b6b6c69c9f4e3d3dd70476ab23c46ad37a1cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31e86e087c05e1b390a0d25e28b6b6c69c9f4e3d3dd70476ab23c46ad37a1cfb", kill_on_drop: false }`
[INFO] [stdout] 31e86e087c05e1b390a0d25e28b6b6c69c9f4e3d3dd70476ab23c46ad37a1cfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] efe34e5b7e79a39de3b6deaca1906e437098b99b7e9bf017ed106f9f7604ed42
[INFO] running `Command { std: "docker" "start" "-a" "efe34e5b7e79a39de3b6deaca1906e437098b99b7e9bf017ed106f9f7604ed42", kill_on_drop: false }`
[INFO] [stderr] warning: field `toc_size` is never read
[INFO] [stderr]   --> src/hapi.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct HapiHeader {
[INFO] [stderr]    |        ---------- field in this struct
[INFO] [stderr] 25 |     marker: [u8; 4], // HAPI_SAVE_MARKER or HAPI_ARCHIVE_MARKER
[INFO] [stderr] 26 |     toc_size: u32,   // size of table of contents
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `HapiHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `compressed_size` and `checksum` are never read
[INFO] [stderr]    --> src/hapi.rs:147:2
[INFO] [stderr]     |
[INFO] [stderr] 140 | struct HapiCompressedChunk {
[INFO] [stderr]     |        ------------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 147 |     compressed_size: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 148 |     decompressed_size: u32,
[INFO] [stderr] 149 |     checksum: u32,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `HapiCompressedChunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `hapi` (lib) generated 2 warnings
[INFO] [stderr] warning: `hapi` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: function `list_files` is never used
[INFO] [stderr]   --> src/main.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn list_files(dir: &HapiDirectory) {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hapi` (bin "hapi" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hapi-dc5589d70f25ff12)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hapi-ce0a5bdd2e81219f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hapi
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/hapi/archive.rs - hapi::archive::HapiArchive (line 17) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/hapi/archive.rs - hapi::archive::HapiArchive (line 17) 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/hapi/archive.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_hapi_archive_rs_17_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 10 | let file = File::open("Example.ufo")?;
[INFO] [stdout]    |                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, std::io::Error>>` is not implemented for `()`
[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/hapi/archive.rs:26:38
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_hapi_archive_rs_17_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 12 | let archive = HapiArchive::open(file)?;
[INFO] [stdout]    |                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, Box<dyn std::error::Error>>>` is not implemented for `()`
[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/hapi/archive.rs:28:26
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_hapi_archive_rs_17_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 14 | fs::create_dir("Example")?;
[INFO] [stdout]    |                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, std::io::Error>>` is not implemented for `()`
[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/hapi/archive.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_hapi_archive_rs_17_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 16 | archive.extract_all("Example")?;
[INFO] [stdout]    |                               ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, Box<dyn std::error::Error>>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `iter` found for struct `hapi::HapiArchive` in the current scope
[INFO] [stdout]   --> src/hapi/archive.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 18 | let copyright = archive.iter().find_map(|x| {
[INFO] [stdout]    |                         ^^^^ method not found in `HapiArchive<File>`
[INFO] [stdout]    |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]    |
[INFO] [stdout] 18 | let copyright = archive.root_dir.iter().find_map(|x| {
[INFO] [stdout]    |                         +++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/hapi/archive.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | /         if f.name().eq_ignore_ascii_case("Copyright.txt") {
[INFO] [stdout] 21 | |             Some(f)
[INFO] [stdout]    | |             ^^^^^^^ expected `()`, found `Option<HapiFile>`
[INFO] [stdout] 22 | |         }
[INFO] [stdout]    | |_________- expected this to be `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                    found enum `Option<HapiFile>`
[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/hapi/archive.rs:41:45
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_hapi_archive_rs_17_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 27 |     archive.write_file(text, &mut io::stdout())?
[INFO] [stdout]    |                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, Box<dyn std::error::Error>>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/hapi/archive.rs - hapi::archive::HapiArchive (line 17)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "efe34e5b7e79a39de3b6deaca1906e437098b99b7e9bf017ed106f9f7604ed42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe34e5b7e79a39de3b6deaca1906e437098b99b7e9bf017ed106f9f7604ed42", kill_on_drop: false }`
[INFO] [stdout] efe34e5b7e79a39de3b6deaca1906e437098b99b7e9bf017ed106f9f7604ed42
