[INFO] fetching crate hi-tension 0.1.0... [INFO] testing hi-tension-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate hi-tension 0.1.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate hi-tension 0.1.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hi-tension 0.1.0 [INFO] finished tweaking crates.io crate hi-tension 0.1.0 [INFO] tweaked toml for crates.io crate hi-tension 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aefb618a765559e279a8d067c177be7e4c77a54fb009bdb405796b92dd92179c [INFO] running `Command { std: "docker" "start" "-a" "aefb618a765559e279a8d067c177be7e4c77a54fb009bdb405796b92dd92179c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aefb618a765559e279a8d067c177be7e4c77a54fb009bdb405796b92dd92179c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aefb618a765559e279a8d067c177be7e4c77a54fb009bdb405796b92dd92179c", kill_on_drop: false }` [INFO] [stdout] aefb618a765559e279a8d067c177be7e4c77a54fb009bdb405796b92dd92179c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 040a7d9badf15b62eb03fc2837e7767e2b3685dfff8f4850339756522318bf32 [INFO] running `Command { std: "docker" "start" "-a" "040a7d9badf15b62eb03fc2837e7767e2b3685dfff8f4850339756522318bf32", kill_on_drop: false }` [INFO] [stderr] Compiling hi-tension v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "040a7d9badf15b62eb03fc2837e7767e2b3685dfff8f4850339756522318bf32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "040a7d9badf15b62eb03fc2837e7767e2b3685dfff8f4850339756522318bf32", kill_on_drop: false }` [INFO] [stdout] 040a7d9badf15b62eb03fc2837e7767e2b3685dfff8f4850339756522318bf32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05bf4557bbbc77d657f71ca11cd4960b1c029e3e3c49c343be4fb9cc10b1512f [INFO] running `Command { std: "docker" "start" "-a" "05bf4557bbbc77d657f71ca11cd4960b1c029e3e3c49c343be4fb9cc10b1512f", kill_on_drop: false }` [INFO] [stderr] Compiling hi-tension v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.48s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/hi_tension-ecf0474f0affb776) [INFO] running `Command { std: "docker" "inspect" "05bf4557bbbc77d657f71ca11cd4960b1c029e3e3c49c343be4fb9cc10b1512f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05bf4557bbbc77d657f71ca11cd4960b1c029e3e3c49c343be4fb9cc10b1512f", kill_on_drop: false }` [INFO] [stdout] 05bf4557bbbc77d657f71ca11cd4960b1c029e3e3c49c343be4fb9cc10b1512f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7f92c615c2396162aff5ad45cfce9a113e1f0a150f166d4dc3b926d4f9794678 [INFO] running `Command { std: "docker" "start" "-a" "7f92c615c2396162aff5ad45cfce9a113e1f0a150f166d4dc3b926d4f9794678", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hi_tension-ecf0474f0affb776) [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 hi-tension [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - hiread (line 97) - compile ... FAILED [INFO] [stdout] test src/lib.rs - (line 8) ... FAILED [INFO] [stdout] test src/lib.rs - hidelimiter (line 186) - compile ... FAILED [INFO] [stdout] test src/lib.rs - hiwrite (line 143) - compile ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - hiread (line 97) stdout ---- [INFO] [stdout] error: expected `;`, found keyword `let` [INFO] [stdout] --> src/lib.rs:99:51 [INFO] [stdout] | [INFO] [stdout] 4 | let stream = TcpStream::connect("127.0.0.1:34567") [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] 5 | [INFO] [stdout] 6 | let data = hiread(&mut stream); [INFO] [stdout] | --- unexpected token [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `hiread` in this scope [INFO] [stdout] --> src/lib.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 6 | let data = hiread(&mut stream); [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 2 | use hi_tension::hiread; [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 E0425`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 8) stdout ---- [INFO] [stdout] error[E0277]: the trait bound `Result: std::io::Write` is not satisfied [INFO] [stdout] --> src/lib.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 20 | hiwrite(&mut stream, &data)?; [INFO] [stdout] | ^^^^^^^ the trait `std::io::Write` is not implemented for `Result` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `hiwrite` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:159:19 [INFO] [stdout] | [INFO] [stdout] 159 | pub fn hiwrite(stream: &mut W, data: &[f64]) -> Result<()> { [INFO] [stdout] | ^^^^^ required by this bound in `hiwrite` [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:25:28 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_8_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 4 | | use hi_tension::{hiread, hiwrite, hidelimiter}; [INFO] [stdout] 5 | | [INFO] [stdout] 6 | | // Here we use a TcpStream but anything implementing Read and Write will do [INFO] [stdout] ... | [INFO] [stdout] 20 | | hiwrite(&mut stream, &data)?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] ... | [INFO] [stdout] 31 | | let vec = hiread(&mut stream)?; [INFO] [stdout] 32 | | } _doctest_main_src_lib_rs_8_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] [INFO] [stdout] error[E0277]: the trait bound `Result: std::io::Read` is not satisfied [INFO] [stdout] --> src/lib.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 21 | hidelimiter(&mut stream); [INFO] [stdout] | ----------- ^^^^^^^^^^^ the trait `std::io::Read` is not implemented for `Result` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `hidelimiter` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:195:23 [INFO] [stdout] | [INFO] [stdout] 195 | pub fn hidelimiter(stream: &mut S) -> Result<()> { [INFO] [stdout] | ^^^^ required by this bound in `hidelimiter` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Result: std::io::Write` is not satisfied [INFO] [stdout] --> src/lib.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 21 | hidelimiter(&mut stream); [INFO] [stdout] | ----------- ^^^^^^^^^^^ the trait `std::io::Write` is not implemented for `Result` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `hidelimiter` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:195:30 [INFO] [stdout] | [INFO] [stdout] 195 | pub fn hidelimiter(stream: &mut S) -> Result<()> { [INFO] [stdout] | ^^^^^ required by this bound in `hidelimiter` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Result: std::io::Write` is not satisfied [INFO] [stdout] --> src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 24 | hiwrite(&mut stream, &data[..500_000])?; [INFO] [stdout] | ^^^^^^^ the trait `std::io::Write` is not implemented for `Result` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `hiwrite` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:159:19 [INFO] [stdout] | [INFO] [stdout] 159 | pub fn hiwrite(stream: &mut W, data: &[f64]) -> Result<()> { [INFO] [stdout] | ^^^^^ required by this bound in `hiwrite` [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:29:39 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_8_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 4 | | use hi_tension::{hiread, hiwrite, hidelimiter}; [INFO] [stdout] 5 | | [INFO] [stdout] 6 | | // Here we use a TcpStream but anything implementing Read and Write will do [INFO] [stdout] ... | [INFO] [stdout] 24 | | hiwrite(&mut stream, &data[..500_000])?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] ... | [INFO] [stdout] 31 | | let vec = hiread(&mut stream)?; [INFO] [stdout] 32 | | } _doctest_main_src_lib_rs_8_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] [INFO] [stdout] error[E0277]: the trait bound `Result: std::io::Write` is not satisfied [INFO] [stdout] --> src/lib.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 25 | hiwrite(&mut stream, &data[500_000..])?; [INFO] [stdout] | ^^^^^^^ the trait `std::io::Write` is not implemented for `Result` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `hiwrite` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:159:19 [INFO] [stdout] | [INFO] [stdout] 159 | pub fn hiwrite(stream: &mut W, data: &[f64]) -> Result<()> { [INFO] [stdout] | ^^^^^ required by this bound in `hiwrite` [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:30:39 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_8_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 4 | | use hi_tension::{hiread, hiwrite, hidelimiter}; [INFO] [stdout] 5 | | [INFO] [stdout] 6 | | // Here we use a TcpStream but anything implementing Read and Write will do [INFO] [stdout] ... | [INFO] [stdout] 25 | | hiwrite(&mut stream, &data[500_000..])?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] ... | [INFO] [stdout] 31 | | let vec = hiread(&mut stream)?; [INFO] [stdout] 32 | | } _doctest_main_src_lib_rs_8_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] [INFO] [stdout] error[E0277]: the trait bound `Result: std::io::Read` is not satisfied [INFO] [stdout] --> src/lib.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 26 | hidelimiter(&mut stream); [INFO] [stdout] | ----------- ^^^^^^^^^^^ the trait `std::io::Read` is not implemented for `Result` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `hidelimiter` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:195:23 [INFO] [stdout] | [INFO] [stdout] 195 | pub fn hidelimiter(stream: &mut S) -> Result<()> { [INFO] [stdout] | ^^^^ required by this bound in `hidelimiter` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Result: std::io::Write` is not satisfied [INFO] [stdout] --> src/lib.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 26 | hidelimiter(&mut stream); [INFO] [stdout] | ----------- ^^^^^^^^^^^ the trait `std::io::Write` is not implemented for `Result` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `hidelimiter` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:195:30 [INFO] [stdout] | [INFO] [stdout] 195 | pub fn hidelimiter(stream: &mut S) -> Result<()> { [INFO] [stdout] | ^^^^^ required by this bound in `hidelimiter` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Result: std::io::Read` is not satisfied [INFO] [stdout] --> src/lib.rs:36:18 [INFO] [stdout] | [INFO] [stdout] 31 | let vec = hiread(&mut stream)?; [INFO] [stdout] | ------ ^^^^^^^^^^^ the trait `std::io::Read` is not implemented for `Result` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `hiread` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn hiread(stream: &mut S) -> Result> { [INFO] [stdout] | ^^^^ required by this bound in `hiread` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Result: std::io::Write` is not satisfied [INFO] [stdout] --> src/lib.rs:36:18 [INFO] [stdout] | [INFO] [stdout] 31 | let vec = hiread(&mut stream)?; [INFO] [stdout] | ------ ^^^^^^^^^^^ the trait `std::io::Write` is not implemented for `Result` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `hiread` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:103:25 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn hiread(stream: &mut S) -> Result> { [INFO] [stdout] | ^^^^^ required by this bound in `hiread` [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:36:30 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_8_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 4 | | use hi_tension::{hiread, hiwrite, hidelimiter}; [INFO] [stdout] 5 | | [INFO] [stdout] 6 | | // Here we use a TcpStream but anything implementing Read and Write will do [INFO] [stdout] ... | [INFO] [stdout] 31 | | let vec = hiread(&mut stream)?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 32 | | } _doctest_main_src_lib_rs_8_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] [INFO] [stdout] error: aborting due to 13 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 - hidelimiter (line 186) stdout ---- [INFO] [stdout] error: expected `;`, found keyword `let` [INFO] [stdout] --> src/lib.rs:188:51 [INFO] [stdout] | [INFO] [stdout] 4 | let stream = TcpStream::connect("127.0.0.1:34567") [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] 5 | [INFO] [stdout] 6 | let data = vec![0.0; 1_000_000]; // 8 MB [INFO] [stdout] | --- unexpected token [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `hiwrite` in this scope [INFO] [stdout] --> src/lib.rs:192:1 [INFO] [stdout] | [INFO] [stdout] 8 | hiwrite(&mut stream, &data)?; [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 2 | use hi_tension::hiwrite; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `hidelimiter` in this scope [INFO] [stdout] --> src/lib.rs:193:1 [INFO] [stdout] | [INFO] [stdout] 9 | hidelimiter(&mut stream); [INFO] [stdout] | ^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 2 | use hi_tension::hidelimiter; [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:192:28 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_186_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | use std::net::TcpStream; [INFO] [stdout] 4 | | let stream = TcpStream::connect("127.0.0.1:34567") [INFO] [stdout] 5 | | [INFO] [stdout] ... | [INFO] [stdout] 8 | | hiwrite(&mut stream, &data)?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 9 | | hidelimiter(&mut stream); [INFO] [stdout] 10 | | } _doctest_main_src_lib_rs_186_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] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0425. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - hiwrite (line 143) stdout ---- [INFO] [stdout] error: expected `;`, found keyword `let` [INFO] [stdout] --> src/lib.rs:145:51 [INFO] [stdout] | [INFO] [stdout] 4 | let stream = TcpStream::connect("127.0.0.1:34567") [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] 5 | [INFO] [stdout] 6 | let data = vec![0.0; 1_000_000]; // 8 MB [INFO] [stdout] | --- unexpected token [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `hiwrite` in this scope [INFO] [stdout] --> src/lib.rs:151:1 [INFO] [stdout] | [INFO] [stdout] 10 | hiwrite(&mut stream, &data)?; [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 2 | use hi_tension::hiwrite; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `hidelimiter` in this scope [INFO] [stdout] --> src/lib.rs:152:1 [INFO] [stdout] | [INFO] [stdout] 11 | hidelimiter(&mut stream); [INFO] [stdout] | ^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 2 | use hi_tension::hidelimiter; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `hiwrite` in this scope [INFO] [stdout] --> src/lib.rs:155:1 [INFO] [stdout] | [INFO] [stdout] 14 | hiwrite(&mut stream, &data[..500_000])?; [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 2 | use hi_tension::hiwrite; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `hiwrite` in this scope [INFO] [stdout] --> src/lib.rs:156:1 [INFO] [stdout] | [INFO] [stdout] 15 | hiwrite(&mut stream, &data[500_000..])?; [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 2 | use hi_tension::hiwrite; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `hidelimiter` in this scope [INFO] [stdout] --> src/lib.rs:157:1 [INFO] [stdout] | [INFO] [stdout] 16 | hidelimiter(&mut stream); [INFO] [stdout] | ^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 2 | use hi_tension::hidelimiter; [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:151:28 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_143_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | use std::net::TcpStream; [INFO] [stdout] 4 | | let stream = TcpStream::connect("127.0.0.1:34567") [INFO] [stdout] 5 | | [INFO] [stdout] ... | [INFO] [stdout] 10 | | hiwrite(&mut stream, &data)?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] ... | [INFO] [stdout] 16 | | hidelimiter(&mut stream); [INFO] [stdout] 17 | | } _doctest_main_src_lib_rs_143_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] [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:155:39 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_143_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | use std::net::TcpStream; [INFO] [stdout] 4 | | let stream = TcpStream::connect("127.0.0.1:34567") [INFO] [stdout] 5 | | [INFO] [stdout] ... | [INFO] [stdout] 14 | | hiwrite(&mut stream, &data[..500_000])?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 15 | | hiwrite(&mut stream, &data[500_000..])?; [INFO] [stdout] 16 | | hidelimiter(&mut stream); [INFO] [stdout] 17 | | } _doctest_main_src_lib_rs_143_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] [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:156:39 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_143_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | use std::net::TcpStream; [INFO] [stdout] 4 | | let stream = TcpStream::connect("127.0.0.1:34567") [INFO] [stdout] 5 | | [INFO] [stdout] ... | [INFO] [stdout] 15 | | hiwrite(&mut stream, &data[500_000..])?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 16 | | hidelimiter(&mut stream); [INFO] [stdout] 17 | | } _doctest_main_src_lib_rs_143_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] [INFO] [stdout] error: aborting due to 9 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0425. [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/lib.rs - (line 8) [INFO] [stdout] src/lib.rs - hidelimiter (line 186) [INFO] [stdout] src/lib.rs - hiread (line 97) [INFO] [stdout] src/lib.rs - hiwrite (line 143) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "7f92c615c2396162aff5ad45cfce9a113e1f0a150f166d4dc3b926d4f9794678", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f92c615c2396162aff5ad45cfce9a113e1f0a150f166d4dc3b926d4f9794678", kill_on_drop: false }` [INFO] [stdout] 7f92c615c2396162aff5ad45cfce9a113e1f0a150f166d4dc3b926d4f9794678