[INFO] fetching crate arclight 0.0.1... [INFO] checking arclight-0.0.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate arclight 0.0.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate arclight 0.0.1 [INFO] finished tweaking crates.io crate arclight 0.0.1 [INFO] tweaked toml for crates.io crate arclight 0.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate arclight 0.0.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 99d16a019b9904a81960c15a9c901fcc78acc509eede35a92d678f3c9fb73aa1 [INFO] running `Command { std: "docker" "start" "-a" "99d16a019b9904a81960c15a9c901fcc78acc509eede35a92d678f3c9fb73aa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99d16a019b9904a81960c15a9c901fcc78acc509eede35a92d678f3c9fb73aa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99d16a019b9904a81960c15a9c901fcc78acc509eede35a92d678f3c9fb73aa1", kill_on_drop: false }` [INFO] [stdout] 99d16a019b9904a81960c15a9c901fcc78acc509eede35a92d678f3c9fb73aa1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a35d5bcea3fb76eb96119beafffbeb431a718a5bba16d69b5593a608e314620b [INFO] running `Command { std: "docker" "start" "-a" "a35d5bcea3fb76eb96119beafffbeb431a718a5bba16d69b5593a608e314620b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Checking arclight v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(generators)] [INFO] [stdout] | ^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.75.0; see for more information [INFO] [stdout] = note: renamed to `coroutines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(generators)] [INFO] [stdout] | ^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.75.0; see for more information [INFO] [stdout] = note: renamed to `coroutines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/ArclightSyntaxTree.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/ArclightSyntaxTree.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/Parser.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ---------- matches any value [INFO] [stdout] 54 | tab_string => TokenType::Tab, [INFO] [stdout] | ^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/Parser.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ---------- matches any value [INFO] [stdout] 54 | tab_string => TokenType::Tab, [INFO] [stdout] 55 | pass_string => TokenType::Pass, [INFO] [stdout] | ^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/Parser.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ---------- matches any value [INFO] [stdout] ... [INFO] [stdout] 56 | return_string => TokenType::Return, [INFO] [stdout] | ^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/Parser.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ---------- matches any value [INFO] [stdout] ... [INFO] [stdout] 57 | defined_string => TokenType::Defined, [INFO] [stdout] | ^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/Parser.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ---------- matches any value [INFO] [stdout] ... [INFO] [stdout] 58 | _ => TokenType::Photon, [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_string` [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_string` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tab_string` [INFO] [stdout] --> src/Parser.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let tab_string = TAB.to_string(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tab_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pass_string` [INFO] [stdout] --> src/Parser.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | let pass_string = PASS.to_string(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pass_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `return_string` [INFO] [stdout] --> src/Parser.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let return_string = RETURN.to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `defined_string` [INFO] [stdout] --> src/Parser.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | let defined_string = DEFINED.to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_string` [INFO] [stdout] --> src/Parser.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tab_string` [INFO] [stdout] --> src/Parser.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | tab_string => TokenType::Tab, [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tab_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pass_string` [INFO] [stdout] --> src/Parser.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | pass_string => TokenType::Pass, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pass_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `return_string` [INFO] [stdout] --> src/Parser.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | return_string => TokenType::Return, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `defined_string` [INFO] [stdout] --> src/Parser.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | defined_string => TokenType::Defined, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `actual` [INFO] [stdout] --> src/Parser.rs:183:13 [INFO] [stdout] | [INFO] [stdout] 183 | let actual = parse("a b"); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_actual` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/Parser.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ---------- matches any value [INFO] [stdout] 54 | tab_string => TokenType::Tab, [INFO] [stdout] | ^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/Parser.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ---------- matches any value [INFO] [stdout] 54 | tab_string => TokenType::Tab, [INFO] [stdout] 55 | pass_string => TokenType::Pass, [INFO] [stdout] | ^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/Parser.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ---------- matches any value [INFO] [stdout] ... [INFO] [stdout] 56 | return_string => TokenType::Return, [INFO] [stdout] | ^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/Parser.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ---------- matches any value [INFO] [stdout] ... [INFO] [stdout] 57 | defined_string => TokenType::Defined, [INFO] [stdout] | ^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/Parser.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ---------- matches any value [INFO] [stdout] ... [INFO] [stdout] 58 | _ => TokenType::Photon, [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_string` [INFO] [stdout] --> src/Parser.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let new_string = NEW.to_string(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_string` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tab_string` [INFO] [stdout] --> src/Parser.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let tab_string = TAB.to_string(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tab_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pass_string` [INFO] [stdout] --> src/Parser.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | let pass_string = PASS.to_string(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pass_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `return_string` [INFO] [stdout] --> src/Parser.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let return_string = RETURN.to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `defined_string` [INFO] [stdout] --> src/Parser.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | let defined_string = DEFINED.to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_string` [INFO] [stdout] --> src/Parser.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | new_string => TokenType::New, [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tab_string` [INFO] [stdout] --> src/Parser.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | tab_string => TokenType::Tab, [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tab_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pass_string` [INFO] [stdout] --> src/Parser.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | pass_string => TokenType::Pass, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pass_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `return_string` [INFO] [stdout] --> src/Parser.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | return_string => TokenType::Return, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `defined_string` [INFO] [stdout] --> src/Parser.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | defined_string => TokenType::Defined, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `arclight` (lib test) due to 1 previous error; 17 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `arclight` (lib) due to 1 previous error; 16 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a35d5bcea3fb76eb96119beafffbeb431a718a5bba16d69b5593a608e314620b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a35d5bcea3fb76eb96119beafffbeb431a718a5bba16d69b5593a608e314620b", kill_on_drop: false }` [INFO] [stdout] a35d5bcea3fb76eb96119beafffbeb431a718a5bba16d69b5593a608e314620b