[INFO] fetching crate async-gcode 0.3.0...
[INFO] checking async-gcode-0.3.0 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate async-gcode 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate async-gcode 0.3.0
[INFO] finished tweaking crates.io crate async-gcode 0.3.0
[INFO] tweaked toml for crates.io crate async-gcode 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-gcode 0.3.0 on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate async-gcode 0.3.0 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" "+52995a223f2919dd3e2e427231db90a257350ded" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6a9373df17be85743cb4e0c311b151f285c158b32b4a4fd7bdba269c7982b614
[INFO] running `Command { std: "docker" "start" "6a9373df17be85743cb4e0c311b151f285c158b32b4a4fd7bdba269c7982b614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a9373df17be85743cb4e0c311b151f285c158b32b4a4fd7bdba269c7982b614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6a9373df17be85743cb4e0c311b151f285c158b32b4a4fd7bdba269c7982b614" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a9373df17be85743cb4e0c311b151f285c158b32b4a4fd7bdba269c7982b614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6a9373df17be85743cb4e0c311b151f285c158b32b4a4fd7bdba269c7982b614" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking async-gcode v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `itest`
[INFO] [stdout]   --> src/utils.rs:44:7
[INFO] [stdout]    |
[INFO] [stdout] 44 | #[cfg(itest)]
[INFO] [stdout]    |       ^^^^^ help: there is a config with a similar name: `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(itest)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(itest)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `itest`
[INFO] [stdout]   --> src/utils.rs:44:7
[INFO] [stdout]    |
[INFO] [stdout] 44 | #[cfg(itest)]
[INFO] [stdout]    |       ^^^^^ help: there is a config with a similar name: `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(itest)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(itest)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Error`
[INFO] [stdout]    --> src/parser/values.rs:102:30
[INFO] [stdout]     |
[INFO] [stdout] 102 |         ParseResult::Parsing(Error::BadNumberFormat.into())
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 102 -         ParseResult::Parsing(Error::BadNumberFormat.into())
[INFO] [stdout] 102 +         ParseResult::Parsing(Error::BadNumberFormat)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 102 -         ParseResult::Parsing(Error::BadNumberFormat.into())
[INFO] [stdout] 102 +         ParseResult::Parsing(<Error as Into<_>>::into(Error::BadNumberFormat))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `E`
[INFO] [stdout]    --> src/parser.rs:183:35
[INFO] [stdout]     |
[INFO] [stdout] 179 | macro_rules! try_await_result {
[INFO] [stdout] ...
[INFO] [stdout] 183 |             Err(err) => break Err(err.into()),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |                         try_await_result!(skip_whitespaces(&mut self.input));
[INFO] [stdout]     |                         ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: you can instead use the fully-qualified path `<E as Into<E>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `E`
[INFO] [stdout]    --> src/parser.rs:183:35
[INFO] [stdout]     |
[INFO] [stdout] 179 | macro_rules! try_await_result {
[INFO] [stdout] ...
[INFO] [stdout] 183 |             Err(err) => break Err(err.into()),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |                         let (n, ord) = try_await_result!(parse_number(&mut self.input));
[INFO] [stdout]     |                                        ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: you can instead use the fully-qualified path `<E as Into<E>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `E`
[INFO] [stdout]    --> src/parser.rs:183:35
[INFO] [stdout]     |
[INFO] [stdout] 179 | macro_rules! try_await_result {
[INFO] [stdout] ...
[INFO] [stdout] 183 |             Err(err) => break Err(err.into()),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |                             let b = try_await_result!(self.input.next());
[INFO] [stdout]     |                                     ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: you can instead use the fully-qualified path `<E as Into<E>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `E`
[INFO] [stdout]    --> src/parser.rs:183:35
[INFO] [stdout]     |
[INFO] [stdout] 179 | macro_rules! try_await_result {
[INFO] [stdout] ...
[INFO] [stdout] 183 |             Err(err) => break Err(err.into()),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 258 |                         try_await_result!(skip_whitespaces(&mut self.input));
[INFO] [stdout]     |                         ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: you can instead use the fully-qualified path `<E as Into<E>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-gcode` (lib) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `Error`
[INFO] [stdout]    --> src/parser/values.rs:102:30
[INFO] [stdout]     |
[INFO] [stdout] 102 |         ParseResult::Parsing(Error::BadNumberFormat.into())
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 102 -         ParseResult::Parsing(Error::BadNumberFormat.into())
[INFO] [stdout] 102 +         ParseResult::Parsing(Error::BadNumberFormat)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 102 -         ParseResult::Parsing(Error::BadNumberFormat.into())
[INFO] [stdout] 102 +         ParseResult::Parsing(<Error as Into<_>>::into(Error::BadNumberFormat))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `E`
[INFO] [stdout]    --> src/parser.rs:183:35
[INFO] [stdout]     |
[INFO] [stdout] 179 | macro_rules! try_await_result {
[INFO] [stdout] ...
[INFO] [stdout] 183 |             Err(err) => break Err(err.into()),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |                         try_await_result!(skip_whitespaces(&mut self.input));
[INFO] [stdout]     |                         ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: you can instead use the fully-qualified path `<E as Into<E>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `E`
[INFO] [stdout]    --> src/parser.rs:183:35
[INFO] [stdout]     |
[INFO] [stdout] 179 | macro_rules! try_await_result {
[INFO] [stdout] ...
[INFO] [stdout] 183 |             Err(err) => break Err(err.into()),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |                         let (n, ord) = try_await_result!(parse_number(&mut self.input));
[INFO] [stdout]     |                                        ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: you can instead use the fully-qualified path `<E as Into<E>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `E`
[INFO] [stdout]    --> src/parser.rs:183:35
[INFO] [stdout]     |
[INFO] [stdout] 179 | macro_rules! try_await_result {
[INFO] [stdout] ...
[INFO] [stdout] 183 |             Err(err) => break Err(err.into()),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |                             let b = try_await_result!(self.input.next());
[INFO] [stdout]     |                                     ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: you can instead use the fully-qualified path `<E as Into<E>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `E`
[INFO] [stdout]    --> src/parser.rs:183:35
[INFO] [stdout]     |
[INFO] [stdout] 179 | macro_rules! try_await_result {
[INFO] [stdout] ...
[INFO] [stdout] 183 |             Err(err) => break Err(err.into()),
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 258 |                         try_await_result!(skip_whitespaces(&mut self.input));
[INFO] [stdout]     |                         ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: you can instead use the fully-qualified path `<E as Into<E>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-gcode` (lib test) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: unused dependency `either`
[INFO] [stderr]  --> Cargo.toml:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | [dependencies.either]
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `either`
[INFO] [stderr] warning: `async-gcode` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "6a9373df17be85743cb4e0c311b151f285c158b32b4a4fd7bdba269c7982b614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a9373df17be85743cb4e0c311b151f285c158b32b4a4fd7bdba269c7982b614", kill_on_drop: false }`
[INFO] [stdout] 6a9373df17be85743cb4e0c311b151f285c158b32b4a4fd7bdba269c7982b614
