[INFO] cloning repository https://github.com/jparoz/huck [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jparoz/huck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjparoz%2Fhuck"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjparoz%2Fhuck'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f6107d31c3b5a8286a3effdfbfde6df6569270d7 [INFO] checking jparoz/huck against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjparoz%2Fhuck" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jparoz/huck on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jparoz/huck [INFO] finished tweaking git repo https://github.com/jparoz/huck [INFO] tweaked toml for git repo https://github.com/jparoz/huck written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/jparoz/huck already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] dacfa5d30c505459c5ee56deae8347c8a9e49635456435b5ae382b53a735ac8e [INFO] running `"docker" "start" "-a" "dacfa5d30c505459c5ee56deae8347c8a9e49635456435b5ae382b53a735ac8e"` [INFO] [stderr] Checking huck v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: the item `TokenType` is imported redundantly [INFO] [stderr] --> src/lex.rs:220:13 [INFO] [stderr] | [INFO] [stderr] 16 | / pub enum TokenType { [INFO] [stderr] 17 | | Module, [INFO] [stderr] 18 | | Class, [INFO] [stderr] 19 | | Type, [INFO] [stderr] ... | [INFO] [stderr] 41 | | Hash, [INFO] [stderr] 42 | | } [INFO] [stderr] | |_- the item `TokenType` is already defined here [INFO] [stderr] ... [INFO] [stderr] 220 | use lex::TokenType; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:604:20 [INFO] [stderr] | [INFO] [stderr] 604 | '0'...'9' => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:683:12 [INFO] [stderr] | [INFO] [stderr] 683 | 'a'...'z' | 'A'...'Z' | '_' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:683:24 [INFO] [stderr] | [INFO] [stderr] 683 | 'a'...'z' | 'A'...'Z' | '_' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:690:12 [INFO] [stderr] | [INFO] [stderr] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:690:24 [INFO] [stderr] | [INFO] [stderr] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:690:36 [INFO] [stderr] | [INFO] [stderr] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: the item `TokenType` is imported redundantly [INFO] [stderr] --> src/lex.rs:220:13 [INFO] [stderr] | [INFO] [stderr] 16 | / pub enum TokenType { [INFO] [stderr] 17 | | Module, [INFO] [stderr] 18 | | Class, [INFO] [stderr] 19 | | Type, [INFO] [stderr] ... | [INFO] [stderr] 41 | | Hash, [INFO] [stderr] 42 | | } [INFO] [stderr] | |_- the item `TokenType` is already defined here [INFO] [stderr] ... [INFO] [stderr] 220 | use lex::TokenType; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:604:20 [INFO] [stderr] | [INFO] [stderr] 604 | '0'...'9' => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:683:12 [INFO] [stderr] | [INFO] [stderr] 683 | 'a'...'z' | 'A'...'Z' | '_' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:683:24 [INFO] [stderr] | [INFO] [stderr] 683 | 'a'...'z' | 'A'...'Z' | '_' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:690:12 [INFO] [stderr] | [INFO] [stderr] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:690:24 [INFO] [stderr] | [INFO] [stderr] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:690:36 [INFO] [stderr] | [INFO] [stderr] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `TypeSignature` [INFO] [stderr] --> src/ast.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | TypeSignature { names: Vec<&'a str>, typ: Type<'a> }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Lit` [INFO] [stderr] --> src/ast.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | Lit(Literal), [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Var` [INFO] [stderr] --> src/ast.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | Var(&'a str), [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Lam` [INFO] [stderr] --> src/ast.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | Lam(Lambda<'a>), [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `App` [INFO] [stderr] --> src/ast.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | App(Box>, Box>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Var` [INFO] [stderr] --> src/ast.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | Var(&'a str), [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Concrete` [INFO] [stderr] --> src/ast.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | Concrete(&'a str), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `App` [INFO] [stderr] --> src/ast.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | App(Box>, Box>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `TypeSignature` [INFO] [stderr] --> src/ast.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | TypeSignature { names: Vec<&'a str>, typ: Type<'a> }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Lit` [INFO] [stderr] --> src/ast.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | Lit(Literal), [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Var` [INFO] [stderr] --> src/ast.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | Var(&'a str), [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Lam` [INFO] [stderr] --> src/ast.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | Lam(Lambda<'a>), [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `App` [INFO] [stderr] --> src/ast.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | App(Box>, Box>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Var` [INFO] [stderr] --> src/ast.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | Var(&'a str), [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Concrete` [INFO] [stderr] --> src/ast.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | Concrete(&'a str), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `App` [INFO] [stderr] --> src/ast.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | App(Box>, Box>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `"docker" "inspect" "dacfa5d30c505459c5ee56deae8347c8a9e49635456435b5ae382b53a735ac8e"` [INFO] running `"docker" "rm" "-f" "dacfa5d30c505459c5ee56deae8347c8a9e49635456435b5ae382b53a735ac8e"` [INFO] [stdout] dacfa5d30c505459c5ee56deae8347c8a9e49635456435b5ae382b53a735ac8e