[INFO] cloning repository https://github.com/jparoz/huck [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjparoz%2Fhuck'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f6107d31c3b5a8286a3effdfbfde6df6569270d7 [INFO] checking jparoz/huck against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjparoz%2Fhuck" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jparoz/huck on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-2/source/Cargo.toml [INFO] crate git repo https://github.com/jparoz/huck already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d2ce0cf0cb638bcccb212608b8744e7099271b59c19150bb6d3221098340c28f [INFO] running `Command { std: "docker" "start" "-a" "d2ce0cf0cb638bcccb212608b8744e7099271b59c19150bb6d3221098340c28f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2ce0cf0cb638bcccb212608b8744e7099271b59c19150bb6d3221098340c28f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2ce0cf0cb638bcccb212608b8744e7099271b59c19150bb6d3221098340c28f", kill_on_drop: false }` [INFO] [stdout] d2ce0cf0cb638bcccb212608b8744e7099271b59c19150bb6d3221098340c28f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fcde311f47a0c9d43019e27be31f2d6efa10de58ae85c5f0df80a276f785d48 [INFO] running `Command { std: "docker" "start" "-a" "7fcde311f47a0c9d43019e27be31f2d6efa10de58ae85c5f0df80a276f785d48", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking huck v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TokenType` is imported redundantly [INFO] [stdout] --> src/lex.rs:220:13 [INFO] [stdout] | [INFO] [stdout] 16 | / pub enum TokenType { [INFO] [stdout] 17 | | Module, [INFO] [stdout] 18 | | Class, [INFO] [stdout] 19 | | Type, [INFO] [stdout] ... | [INFO] [stdout] 41 | | Hash, [INFO] [stdout] 42 | | } [INFO] [stdout] | |_- the item `TokenType` is already defined here [INFO] [stdout] ... [INFO] [stdout] 220 | use lex::TokenType; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:604:20 [INFO] [stdout] | [INFO] [stdout] 604 | '0'...'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:683:12 [INFO] [stdout] | [INFO] [stdout] 683 | 'a'...'z' | 'A'...'Z' | '_' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:683:24 [INFO] [stdout] | [INFO] [stdout] 683 | 'a'...'z' | 'A'...'Z' | '_' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:690:12 [INFO] [stdout] | [INFO] [stdout] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:690:24 [INFO] [stdout] | [INFO] [stdout] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TokenType` is imported redundantly [INFO] [stdout] --> src/lex.rs:220:13 [INFO] [stdout] | [INFO] [stdout] 16 | / pub enum TokenType { [INFO] [stdout] 17 | | Module, [INFO] [stdout] 18 | | Class, [INFO] [stdout] 19 | | Type, [INFO] [stdout] ... | [INFO] [stdout] 41 | | Hash, [INFO] [stdout] 42 | | } [INFO] [stdout] | |_- the item `TokenType` is already defined here [INFO] [stdout] ... [INFO] [stdout] 220 | use lex::TokenType; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:690:36 [INFO] [stdout] | [INFO] [stdout] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:604:20 [INFO] [stdout] | [INFO] [stdout] 604 | '0'...'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:683:12 [INFO] [stdout] | [INFO] [stdout] 683 | 'a'...'z' | 'A'...'Z' | '_' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:683:24 [INFO] [stdout] | [INFO] [stdout] 683 | 'a'...'z' | 'A'...'Z' | '_' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:690:12 [INFO] [stdout] | [INFO] [stdout] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:690:24 [INFO] [stdout] | [INFO] [stdout] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:690:36 [INFO] [stdout] | [INFO] [stdout] 690 | 'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '\'' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `TypeSignature` [INFO] [stdout] --> src/ast.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | TypeSignature { names: Vec<&'a str>, typ: Type<'a> }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Lit` [INFO] [stdout] --> src/ast.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | Lit(Literal), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Var` [INFO] [stdout] --> src/ast.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | Var(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Lam` [INFO] [stdout] --> src/ast.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | Lam(Lambda<'a>), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `App` [INFO] [stdout] --> src/ast.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | App(Box>, Box>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Var` [INFO] [stdout] --> src/ast.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | Var(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Concrete` [INFO] [stdout] --> src/ast.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | Concrete(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `App` [INFO] [stdout] --> src/ast.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | App(Box>, Box>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `TypeSignature` [INFO] [stdout] --> src/ast.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | TypeSignature { names: Vec<&'a str>, typ: Type<'a> }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Lit` [INFO] [stdout] --> src/ast.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | Lit(Literal), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Var` [INFO] [stdout] --> src/ast.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | Var(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Lam` [INFO] [stdout] --> src/ast.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | Lam(Lambda<'a>), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `App` [INFO] [stdout] --> src/ast.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | App(Box>, Box>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Var` [INFO] [stdout] --> src/ast.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | Var(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Concrete` [INFO] [stdout] --> src/ast.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | Concrete(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `App` [INFO] [stdout] --> src/ast.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | App(Box>, Box>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.23s [INFO] running `Command { std: "docker" "inspect" "7fcde311f47a0c9d43019e27be31f2d6efa10de58ae85c5f0df80a276f785d48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fcde311f47a0c9d43019e27be31f2d6efa10de58ae85c5f0df80a276f785d48", kill_on_drop: false }` [INFO] [stdout] 7fcde311f47a0c9d43019e27be31f2d6efa10de58ae85c5f0df80a276f785d48