[INFO] cloning repository https://github.com/ThePerkinrex/TestLang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThePerkinrex/TestLang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePerkinrex%2FTestLang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePerkinrex%2FTestLang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 738e07cfec8e821ce0546e0ad68b0c1a1e1ba4b7 [INFO] checking ThePerkinrex/TestLang against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePerkinrex%2FTestLang" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ThePerkinrex/TestLang on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ThePerkinrex/TestLang [INFO] finished tweaking git repo https://github.com/ThePerkinrex/TestLang [INFO] tweaked toml for git repo https://github.com/ThePerkinrex/TestLang written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/ThePerkinrex/TestLang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dfe735267fa69ae7deaa98dc6b890546f440464a57c2a1071a4c9dc07fbc14b8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dfe735267fa69ae7deaa98dc6b890546f440464a57c2a1071a4c9dc07fbc14b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfe735267fa69ae7deaa98dc6b890546f440464a57c2a1071a4c9dc07fbc14b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfe735267fa69ae7deaa98dc6b890546f440464a57c2a1071a4c9dc07fbc14b8", kill_on_drop: false }` [INFO] [stdout] dfe735267fa69ae7deaa98dc6b890546f440464a57c2a1071a4c9dc07fbc14b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ec14108e2fd8fe41356c63a3e08af975e85f38e4f19e19945779dd1e114693f2 [INFO] running `Command { std: "docker" "start" "-a" "ec14108e2fd8fe41356c63a3e08af975e85f38e4f19e19945779dd1e114693f2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/backend/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/backend/js.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/backend/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/backend/js.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `items` [INFO] [stdout] --> src/backend/js.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | fn gen_code(&self, items: &[Span], type_db: &mut TypeDB, options: CodegenOptions) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_items` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `type_db` [INFO] [stdout] --> src/backend/js.rs:8:46 [INFO] [stdout] | [INFO] [stdout] 8 | fn gen_code(&self, items: &[Span], type_db: &mut TypeDB, options: CodegenOptions) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_type_db` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `options` [INFO] [stdout] --> src/backend/js.rs:8:68 [INFO] [stdout] | [INFO] [stdout] 8 | fn gen_code(&self, items: &[Span], type_db: &mut TypeDB, options: CodegenOptions) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `items` [INFO] [stdout] --> src/backend/js.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | fn gen_code(&self, items: &[Span], type_db: &mut TypeDB, options: CodegenOptions) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_items` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `type_db` [INFO] [stdout] --> src/backend/js.rs:8:46 [INFO] [stdout] | [INFO] [stdout] 8 | fn gen_code(&self, items: &[Span], type_db: &mut TypeDB, options: CodegenOptions) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_type_db` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `options` [INFO] [stdout] --> src/backend/js.rs:8:68 [INFO] [stdout] | [INFO] [stdout] 8 | fn gen_code(&self, items: &[Span], type_db: &mut TypeDB, options: CodegenOptions) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Err` [INFO] [stdout] --> src/ast/types.rs:123:2 [INFO] [stdout] | [INFO] [stdout] 123 | Err, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Define` [INFO] [stdout] --> src/ast/expr.rs:31:2 [INFO] [stdout] | [INFO] [stdout] 31 | Define(Ident, Box>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DefineMut` [INFO] [stdout] --> src/ast/expr.rs:32:2 [INFO] [stdout] | [INFO] [stdout] 32 | DefineMut(Ident, Box>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `None` [INFO] [stdout] --> src/ast/expr.rs:34:2 [INFO] [stdout] | [INFO] [stdout] 34 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Never` [INFO] [stdout] --> src/ast/value.rs:15:2 [INFO] [stdout] | [INFO] [stdout] 15 | Never, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `map` [INFO] [stdout] --> src/scope.rs:138:9 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn map U>(mut self, f: &F) -> Scope { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Err` [INFO] [stdout] --> src/ast/types.rs:123:2 [INFO] [stdout] | [INFO] [stdout] 123 | Err, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Define` [INFO] [stdout] --> src/ast/expr.rs:31:2 [INFO] [stdout] | [INFO] [stdout] 31 | Define(Ident, Box>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DefineMut` [INFO] [stdout] --> src/ast/expr.rs:32:2 [INFO] [stdout] | [INFO] [stdout] 32 | DefineMut(Ident, Box>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `None` [INFO] [stdout] --> src/ast/expr.rs:34:2 [INFO] [stdout] | [INFO] [stdout] 34 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Never` [INFO] [stdout] --> src/ast/value.rs:15:2 [INFO] [stdout] | [INFO] [stdout] 15 | Never, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `map` [INFO] [stdout] --> src/scope.rs:138:9 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn map U>(mut self, f: &F) -> Scope { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/span/location.rs:55:4 [INFO] [stdout] | [INFO] [stdout] 55 | / format!( [INFO] [stdout] 56 | | "[{}] Location start ({}) isn't smaller than location end ({})", [INFO] [stdout] 57 | | file.into().display(), [INFO] [stdout] 58 | | s, [INFO] [stdout] 59 | | e [INFO] [stdout] 60 | | ) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 55 | [INFO] [stdout] 56 | "[{}] Location start ({}) isn't smaller than location end ({})", [INFO] [stdout] 57 | file.into().display(), [INFO] [stdout] 58 | s, [INFO] [stdout] 59 | e [INFO] [stdout] 60 | [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/span/location.rs:55:4 [INFO] [stdout] | [INFO] [stdout] 55 | / format!( [INFO] [stdout] 56 | | "[{}] Location start ({}) isn't smaller than location end ({})", [INFO] [stdout] 57 | | file.into().display(), [INFO] [stdout] 58 | | s, [INFO] [stdout] 59 | | e [INFO] [stdout] 60 | | ) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 55 | [INFO] [stdout] 56 | "[{}] Location start ({}) isn't smaller than location end ({})", [INFO] [stdout] 57 | file.into().display(), [INFO] [stdout] 58 | s, [INFO] [stdout] 59 | e [INFO] [stdout] 60 | [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.05s [INFO] running `Command { std: "docker" "inspect" "ec14108e2fd8fe41356c63a3e08af975e85f38e4f19e19945779dd1e114693f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec14108e2fd8fe41356c63a3e08af975e85f38e4f19e19945779dd1e114693f2", kill_on_drop: false }` [INFO] [stdout] ec14108e2fd8fe41356c63a3e08af975e85f38e4f19e19945779dd1e114693f2