[INFO] fetching crate utils-results 3.1.0...
[INFO] testing utils-results-3.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate utils-results 3.1.0 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate utils-results 3.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utils-results 3.1.0
[INFO] finished tweaking crates.io crate utils-results 3.1.0
[INFO] tweaked toml for crates.io crate utils-results 3.1.0 written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2506aceabb131f8512753f8e10b415ebc9e355c5a960fdf15bc388527570689
[INFO] running `Command { std: "docker" "start" "-a" "c2506aceabb131f8512753f8e10b415ebc9e355c5a960fdf15bc388527570689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2506aceabb131f8512753f8e10b415ebc9e355c5a960fdf15bc388527570689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2506aceabb131f8512753f8e10b415ebc9e355c5a960fdf15bc388527570689", kill_on_drop: false }`
[INFO] [stdout] c2506aceabb131f8512753f8e10b415ebc9e355c5a960fdf15bc388527570689
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2514074d71e6176ffa7ed2c9cf1c3e4baf41fa10257e67caba153cedeb7e3f2
[INFO] running `Command { std: "docker" "start" "-a" "c2514074d71e6176ffa7ed2c9cf1c3e4baf41fa10257e67caba153cedeb7e3f2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling utils-results v3.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "c2514074d71e6176ffa7ed2c9cf1c3e4baf41fa10257e67caba153cedeb7e3f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2514074d71e6176ffa7ed2c9cf1c3e4baf41fa10257e67caba153cedeb7e3f2", kill_on_drop: false }`
[INFO] [stdout] c2514074d71e6176ffa7ed2c9cf1c3e4baf41fa10257e67caba153cedeb7e3f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de112587e40788e0b651cbc2dbc9ee1fb2737a397dcb9aa214ebe10daa90494d
[INFO] running `Command { std: "docker" "start" "-a" "de112587e40788e0b651cbc2dbc9ee1fb2737a397dcb9aa214ebe10daa90494d", kill_on_drop: false }`
[INFO] [stderr]    Compiling utils-results v3.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "de112587e40788e0b651cbc2dbc9ee1fb2737a397dcb9aa214ebe10daa90494d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de112587e40788e0b651cbc2dbc9ee1fb2737a397dcb9aa214ebe10daa90494d", kill_on_drop: false }`
[INFO] [stdout] de112587e40788e0b651cbc2dbc9ee1fb2737a397dcb9aa214ebe10daa90494d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd1503fed16e7e515ed4d4a5618bb173d8fe9d8a1862441c45088c4dad5e4acd
[INFO] running `Command { std: "docker" "start" "-a" "fd1503fed16e7e515ed4d4a5618bb173d8fe9d8a1862441c45088c4dad5e4acd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/utils_results-007acf04be26dada)
[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 utils-results
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test src/lib.rs - (line 121) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 130) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 61) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 101) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 20) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 38) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 48) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 24) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 69) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 57) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - errcast (line 36) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 8) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 79) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - errbang (line 9) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - err (line 108) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - errbangsend (line 22) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - io_err (line 178) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - errcastsend (line 52) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - errextract (line 88) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - errmatch (line 67) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 134) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 111) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 73) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - io_err (line 174) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - err_to_io (line 229) - compile ... FAILED
[INFO] [stdout] test src/macros/results.rs - resultcastsend (line 27) - compile ... FAILED
[INFO] [stdout] test src/macros/errbang.rs - io_to_err (line 216) - compile ... FAILED
[INFO] [stdout] test src/macros/results.rs - resultcast (line 7) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 121) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `result`
[INFO] [stdout]  --> src/lib.rs:123:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Result<T> = result::Result<T, Box<dyn error::Error>>;
[INFO] [stdout]   |                      ^^^^^^ use of undeclared crate or module `result`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `error`
[INFO] [stdout]  --> src/lib.rs:123:48
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Result<T> = result::Result<T, Box<dyn error::Error>>;
[INFO] [stdout]   |                                                ^^^^^ use of undeclared crate or module `error`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `result`
[INFO] [stdout]  --> src/lib.rs:126:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type ResultSend<T> = result::Result<T, Box<dyn error::Error + Send + Sync>>;
[INFO] [stdout]   |                          ^^^^^^ use of undeclared crate or module `result`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `error`
[INFO] [stdout]  --> src/lib.rs:126:52
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type ResultSend<T> = result::Result<T, Box<dyn error::Error + Send + Sync>>;
[INFO] [stdout]   |                                                    ^^^^^ use of undeclared crate or module `error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 61) stdout ----
[INFO] [stdout] error: struct literal body without path
[INFO] [stdout]  --> src/lib.rs:61:73
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_61_0() {
[INFO] [stdout]   |  _________________________________________________________________________^
[INFO] [stdout] 3 | | Error: MyError { meta: "[src/main.rs:8] casted error [ fs::File::open(\"test\") ==> Os { code: 2, kind: NotFound, message: \"No such file...
[INFO] [stdout] 4 | | } _doctest_main_src_lib_rs_61_0() }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout] help: you might have forgotten to add the struct literal inside the block
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_61_0() { SomeStruct {
[INFO] [stdout] 3 | Error: MyError { meta: "[src/main.rs:8] casted error [ fs::File::open(\"test\") ==> Os { code: 2, kind: NotFound, message: \"No such file or directory\" } ] *also io error", message: "this is my error." }
[INFO] [stdout] 4 | } } _doctest_main_src_lib_rs_61_0() }
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 101) stdout ----
[INFO] [stdout] error: cannot find macro `io_err` in this scope
[INFO] [stdout]  --> src/lib.rs:102:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | io_err! {
[INFO] [stdout]   | ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::io_err
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 20) stdout ----
[INFO] [stdout] error: cannot find macro `errbang` in this scope
[INFO] [stdout]  --> src/lib.rs:21:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | errbang!(err::BrokenHeader);
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbang
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 38) stdout ----
[INFO] [stdout] error: cannot find macro `errbang` in this scope
[INFO] [stdout]  --> src/lib.rs:41:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | errbang!(err::MyError3, "{} is {}", "bar", 2);
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbang
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `errbang` in this scope
[INFO] [stdout]  --> src/lib.rs:40:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | errbang!(err::MyError2, "cannot find.");
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbang
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `errbang` in this scope
[INFO] [stdout]  --> src/lib.rs:39:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | errbang!(err::MyError1);
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbang
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 48) stdout ----
[INFO] [stdout] error: cannot find macro `errcast` in this scope
[INFO] [stdout]  --> src/lib.rs:51:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | let num_read = errcast!(file.read(&mut buf), err::ReadErr, "this is {} data.", "meta");
[INFO] [stdout]   |                ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errcast
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 24) stdout ----
[INFO] [stdout] error: cannot find macro `errbang` in this scope
[INFO] [stdout]  --> src/lib.rs:30:14
[INFO] [stdout]   |
[INFO] [stdout] 7 |         _ => errbang!(err::NotMatched, "{} is {}", "bar", bar),
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbang
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this enum takes 2 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/lib.rs:25:13
[INFO] [stdout]     |
[INFO] [stdout] 2   | fn foo() -> Result<bool> { // Our Master Result Type
[INFO] [stdout]     |             ^^^^^^ ---- supplied 1 generic argument
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expected 2 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: enum defined here, with 2 generic parameters: `T`, `E`
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]     |
[INFO] [stdout] 2   | fn foo() -> Result<bool, E> { // Our Master Result Type
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this enum takes 2 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/lib.rs:33:14
[INFO] [stdout]     |
[INFO] [stdout] 10  | fn main() -> Result<()> {
[INFO] [stdout]     |              ^^^^^^ -- supplied 1 generic argument
[INFO] [stdout]     |              |
[INFO] [stdout]     |              expected 2 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: enum defined here, with 2 generic parameters: `T`, `E`
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]     |
[INFO] [stdout] 10  | fn main() -> Result<(), E> {
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0107`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 69) stdout ----
[INFO] [stdout] error: expected `;`, found `}`
[INFO] [stdout]  --> src/lib.rs:70:60
[INFO] [stdout]   |
[INFO] [stdout] 3 | let file = errcast!(File::open("test"), err::FileOpenError)
[INFO] [stdout]   |                                                            ^ help: add `;` here
[INFO] [stdout] 4 | } _doctest_main_src_lib_rs_69_0() }
[INFO] [stdout]   | - unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `errcast` in this scope
[INFO] [stdout]  --> src/lib.rs:70:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let file = errcast!(File::open("test"), err::FileOpenError)
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errcast
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 57) stdout ----
[INFO] [stdout] error: cannot find macro `errcast` in this scope
[INFO] [stdout]  --> src/lib.rs:59:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | let file = errcast!(fs::File::open("test"), err::MyError, "also io error");
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errcast
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/macros/errbang.rs - errcast (line 36) stdout ----
[INFO] [stdout] error: cannot find macro `errcast` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:38:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | let num_read = errcast!(file.read(&mut buf), err::ReadErr, "cannot read.");
[INFO] [stdout]   |                ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errcast
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error: cannot find macro `err` in this scope
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | err! {
[INFO] [stdout]   | ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::err
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 79) stdout ----
[INFO] [stdout] error: cannot find macro `errcast` in this scope
[INFO] [stdout]  --> src/lib.rs:81:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let file = errcast!(File::open("test"), err::FileOpenError);
[INFO] [stdout]   |                ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errcast
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `errextract` in this scope
[INFO] [stdout]   --> src/lib.rs:91:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let num = errextract!(exe(path),
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            utils_results::errextract
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `num` in this scope
[INFO] [stdout]  --> src/lib.rs:84:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Ok(num)
[INFO] [stdout]   |        ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this enum takes 2 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/lib.rs:80:23
[INFO] [stdout]     |
[INFO] [stdout] 2   | fn exe(path: &str) -> Result<usize> {
[INFO] [stdout]     |                       ^^^^^^ ----- supplied 1 generic argument
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       expected 2 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: enum defined here, with 2 generic parameters: `T`, `E`
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]     |
[INFO] [stdout] 2   | fn exe(path: &str) -> Result<usize, E> {
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this enum takes 2 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/lib.rs:87:14
[INFO] [stdout]     |
[INFO] [stdout] 9   | fn main() -> Result<()> {
[INFO] [stdout]     |              ^^^^^^ -- supplied 1 generic argument
[INFO] [stdout]     |              |
[INFO] [stdout]     |              expected 2 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: enum defined here, with 2 generic parameters: `T`, `E`
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]     |
[INFO] [stdout] 9   | fn main() -> Result<(), E> {
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/macros/errbang.rs - errbang (line 9) stdout ----
[INFO] [stdout] error: cannot find macro `errbang` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:12:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | errbang!(err::MyError3, "{} is {}", "bar", 2);
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbang
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `errbang` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:11:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | errbang!(err::MyError2, "cannot find.");
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbang
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `errbang` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:10:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | errbang!(err::MyError1);
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbang
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/macros/errbang.rs - err (line 108) stdout ----
[INFO] [stdout] error: cannot find macro `errbang` in this scope
[INFO] [stdout]   --> src/macros/errbang.rs:119:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | errbang!(err::BrokenHeader);
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            utils_results::errbang
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `err` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:109:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | err! {
[INFO] [stdout]   | ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::err
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/macros/errbang.rs - errbangsend (line 22) stdout ----
[INFO] [stdout] error: cannot find macro `errbangsend` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:25:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | errbangsend!(err::MyError3, "{} is {}", "bar", 2);
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbangsend
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `errbangsend` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:24:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | errbangsend!(err::MyError2, "cannot find.");
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbangsend
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `errbangsend` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:23:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | errbangsend!(err::MyError1);
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errbangsend
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/macros/errbang.rs - io_err (line 178) stdout ----
[INFO] [stdout] error: cannot find macro `io_err` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:179:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | io_err! {
[INFO] [stdout]   | ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::io_err
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/macros/errbang.rs - errcastsend (line 52) stdout ----
[INFO] [stdout] error: cannot find macro `errcastsend` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:54:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | let num_read = errcastsend!(file.read(&mut buf), err::ReadErr, "cannot read.");
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errcastsend
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/macros/errbang.rs - errextract (line 88) stdout ----
[INFO] [stdout] error: cannot find macro `errextract` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:90:21
[INFO] [stdout]   |
[INFO] [stdout] 3 |      let num_read = errextract!(read(),
[INFO] [stdout]   |                     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errextract
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this enum takes 2 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/macros/errbang.rs:89:14
[INFO] [stdout]     |
[INFO] [stdout] 2   | fn main() -> Result<()> {
[INFO] [stdout]     |              ^^^^^^ -- supplied 1 generic argument
[INFO] [stdout]     |              |
[INFO] [stdout]     |              expected 2 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: enum defined here, with 2 generic parameters: `T`, `E`
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]     |
[INFO] [stdout] 2   | fn main() -> Result<(), E> {
[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 E0107`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/macros/errbang.rs - errmatch (line 67) stdout ----
[INFO] [stdout] error: cannot find macro `errmatch` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:70:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     if errmatch!(e, err::MyError0) {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::errmatch
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `some_result` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:68:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | if let Err(e) = some_result() {
[INFO] [stdout]   |                 ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 134) stdout ----
[INFO] [stdout] error: cannot find macro `resultcast` in this scope
[INFO] [stdout]  --> src/lib.rs:136:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | resultcast!(handle.join().unwrap())?;
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::resultcast
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `resultcastsend` in this scope
[INFO] [stdout]  --> src/lib.rs:138:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | resultcastsend!(some_master_result())?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::resultcastsend
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:136:36
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_134_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | resultcast!(handle.join().unwrap())?;
[INFO] [stdout]   | |                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | // also can convert master Result to ResultSend
[INFO] [stdout] 6 | | resultcastsend!(some_master_result())?;
[INFO] [stdout] 7 | | } _doctest_main_src_lib_rs_134_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:138:38
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_134_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | resultcast!(handle.join().unwrap())?;
[INFO] [stdout] 5 | | // also can convert master Result to ResultSend
[INFO] [stdout] 6 | | resultcastsend!(some_master_result())?;
[INFO] [stdout]   | |                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 7 | | } _doctest_main_src_lib_rs_134_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[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/lib.rs - (line 111) stdout ----
[INFO] [stdout] error: cannot find macro `io_to_err` in this scope
[INFO] [stdout]  --> src/lib.rs:112:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | io_to_err!(file.seek(SeekFrom::End(0)))?;
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::io_to_err
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `err_to_io` in this scope
[INFO] [stdout]  --> src/lib.rs:114:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | err_to_io!(my_seek(0))?;
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::err_to_io
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:112:40
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_111_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | io_to_err!(file.seek(SeekFrom::End(0)))?;
[INFO] [stdout]   | |                                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | |
[INFO] [stdout] 5 | | err_to_io!(my_seek(0))?;
[INFO] [stdout] 6 | | } _doctest_main_src_lib_rs_111_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:114:23
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_111_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | io_to_err!(file.seek(SeekFrom::End(0)))?;
[INFO] [stdout] 4 | |
[INFO] [stdout] 5 | | err_to_io!(my_seek(0))?;
[INFO] [stdout]   | |                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 6 | | } _doctest_main_src_lib_rs_111_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[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/lib.rs - (line 73) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]  --> src/lib.rs:75:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | let file = File::open("test")?;
[INFO] [stdout]   |            ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::File;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:75:30
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_73_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | let file = File::open("test")?;
[INFO] [stdout]   | |                              ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | } _doctest_main_src_lib_rs_73_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/macros/errbang.rs - io_err (line 174) stdout ----
[INFO] [stdout] error: cannot find macro `io_to_err` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:175:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | io_to_err!(file.seek(SeekFrom::End(0)))?; // <- io::Error to err
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::io_to_err
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `err_to_io` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:176:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |  err_to_io!(my_seek(0))?; // <- err to io::Error
[INFO] [stdout]   |  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::err_to_io
[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/macros/errbang.rs:175:40
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_macros_errbang_rs_174_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | io_to_err!(file.seek(SeekFrom::End(0)))?; // <- io::Error to err
[INFO] [stdout]   | |                                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | |  err_to_io!(my_seek(0))?; // <- err to io::Error
[INFO] [stdout] 5 | | } _doctest_main_src_macros_errbang_rs_174_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[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/macros/errbang.rs:176:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_macros_errbang_rs_174_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | io_to_err!(file.seek(SeekFrom::End(0)))?; // <- io::Error to err
[INFO] [stdout] 4 | |  err_to_io!(my_seek(0))?; // <- err to io::Error
[INFO] [stdout]   | |                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | } _doctest_main_src_macros_errbang_rs_174_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[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/macros/errbang.rs - err_to_io (line 229) stdout ----
[INFO] [stdout] error: cannot find macro `err_to_io` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:230:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | err_to_io!(my_seek(0))?
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::err_to_io
[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/macros/errbang.rs:230:23
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_macros_errbang_rs_229_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | err_to_io!(my_seek(0))?
[INFO] [stdout]   | |                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | | } _doctest_main_src_macros_errbang_rs_229_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[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/macros/results.rs - resultcastsend (line 27) stdout ----
[INFO] [stdout] error: cannot find macro `resultcastsend` in this scope
[INFO] [stdout]  --> src/macros/results.rs:28:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | resultcastsend!(normal_master_result())?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::resultcastsend
[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/macros/results.rs:28:40
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_macros_results_rs_27_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | resultcastsend!(normal_master_result())?;
[INFO] [stdout]   | |                                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | | } _doctest_main_src_macros_results_rs_27_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[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/macros/errbang.rs - io_to_err (line 216) stdout ----
[INFO] [stdout] error: cannot find macro `io_to_err` in this scope
[INFO] [stdout]  --> src/macros/errbang.rs:217:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | io_to_err!(file.seek(SeekFrom::End(0)))?
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::io_to_err
[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/macros/errbang.rs:217:40
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_macros_errbang_rs_216_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | io_to_err!(file.seek(SeekFrom::End(0)))?
[INFO] [stdout]   | |                                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | | } _doctest_main_src_macros_errbang_rs_216_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[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/macros/results.rs - resultcast (line 7) stdout ----
[INFO] [stdout] error: cannot find macro `resultcast` in this scope
[INFO] [stdout]  --> src/macros/results.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | resultcast!(handle.join().unwrap())?;
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           utils_results::resultcast
[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/macros/results.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_macros_results_rs_7_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | resultcast!(handle.join().unwrap())?;
[INFO] [stdout]   | |                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | | } _doctest_main_src_macros_results_rs_7_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[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/lib.rs - (line 101)
[INFO] [stdout]     src/lib.rs - (line 111)
[INFO] [stdout]     src/lib.rs - (line 121)
[INFO] [stdout]     src/lib.rs - (line 134)
[INFO] [stdout]     src/lib.rs - (line 20)
[INFO] [stdout]     src/lib.rs - (line 24)
[INFO] [stdout]     src/lib.rs - (line 38)
[INFO] [stdout]     src/lib.rs - (line 48)
[INFO] [stdout]     src/lib.rs - (line 57)
[INFO] [stdout]     src/lib.rs - (line 61)
[INFO] [stdout]     src/lib.rs - (line 69)
[INFO] [stdout]     src/lib.rs - (line 73)
[INFO] [stdout]     src/lib.rs - (line 79)
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout]     src/macros/errbang.rs - err (line 108)
[INFO] [stdout]     src/macros/errbang.rs - err_to_io (line 229)
[INFO] [stdout]     src/macros/errbang.rs - errbang (line 9)
[INFO] [stdout]     src/macros/errbang.rs - errbangsend (line 22)
[INFO] [stdout]     src/macros/errbang.rs - errcast (line 36)
[INFO] [stdout]     src/macros/errbang.rs - errcastsend (line 52)
[INFO] [stdout]     src/macros/errbang.rs - errextract (line 88)
[INFO] [stdout]     src/macros/errbang.rs - errmatch (line 67)
[INFO] [stdout]     src/macros/errbang.rs - io_err (line 174)
[INFO] [stdout]     src/macros/errbang.rs - io_err (line 178)
[INFO] [stdout]     src/macros/errbang.rs - io_to_err (line 216)
[INFO] [stdout]     src/macros/results.rs - resultcast (line 7)
[INFO] [stdout]     src/macros/results.rs - resultcastsend (line 27)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 27 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "fd1503fed16e7e515ed4d4a5618bb173d8fe9d8a1862441c45088c4dad5e4acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd1503fed16e7e515ed4d4a5618bb173d8fe9d8a1862441c45088c4dad5e4acd", kill_on_drop: false }`
[INFO] [stdout] fd1503fed16e7e515ed4d4a5618bb173d8fe9d8a1862441c45088c4dad5e4acd
