[INFO] cloning repository https://github.com/BenWiederhake/practical-floop [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BenWiederhake/practical-floop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenWiederhake%2Fpractical-floop", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenWiederhake%2Fpractical-floop'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 953ecdbf4406fc4355e4d0c8ce4646053a0a4702 [INFO] testing BenWiederhake/practical-floop against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenWiederhake%2Fpractical-floop" "/workspace/builds/worker-74/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BenWiederhake/practical-floop on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BenWiederhake/practical-floop [INFO] finished tweaking git repo https://github.com/BenWiederhake/practical-floop [INFO] tweaked toml for git repo https://github.com/BenWiederhake/practical-floop written to /workspace/builds/worker-74/source/Cargo.toml [INFO] crate git repo https://github.com/BenWiederhake/practical-floop already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d17aba66ea01d9079de0481d6eb973f22e1dd77caece8d780443b28ae0e52ecd [INFO] running `Command { std: "docker" "start" "-a" "d17aba66ea01d9079de0481d6eb973f22e1dd77caece8d780443b28ae0e52ecd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d17aba66ea01d9079de0481d6eb973f22e1dd77caece8d780443b28ae0e52ecd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d17aba66ea01d9079de0481d6eb973f22e1dd77caece8d780443b28ae0e52ecd", kill_on_drop: false }` [INFO] [stdout] d17aba66ea01d9079de0481d6eb973f22e1dd77caece8d780443b28ae0e52ecd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e86dd6b21ca338a98233d0caee35da5ea2e44e7a02e0ef7cee8050e2811c0719 [INFO] running `Command { std: "docker" "start" "-a" "e86dd6b21ca338a98233d0caee35da5ea2e44e7a02e0ef7cee8050e2811c0719", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling practical-floop v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/parse.rs:711:23 [INFO] [stdout] | [INFO] [stdout] 711 | Some(&(Token::End /*| Token::Else*/)) => { [INFO] [stdout] | ^ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 711 - Some(&(Token::End /*| Token::Else*/)) => { [INFO] [stdout] 711 + Some(&Token::End) => { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/parse.rs:325:21 [INFO] [stdout] | [INFO] [stdout] 325 | Join => vec![ [INFO] [stdout] | _____________________^ [INFO] [stdout] 326 | | unimplemented!(), [INFO] [stdout] | | ---------------- any code following this expression is unreachable [INFO] [stdout] 327 | | ], [INFO] [stdout] | |_____________^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/token.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stdout] | -------- matches any value [INFO] [stdout] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stdout] | ^^^^^^^^^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/token.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stdout] | -------- matches any value [INFO] [stdout] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stdout] 16 | Zero => unreachable!(), [INFO] [stdout] | ^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/token.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stdout] | -------- matches any value [INFO] [stdout] ... [INFO] [stdout] 17 | _ => format!("unknown (BUG) ({})", e), // unfixable [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Overflow` [INFO] [stdout] --> src/token.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Overflow` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Underflow` [INFO] [stdout] --> src/token.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Underflow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(int_error_matching, or_patterns)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `int_error_matching` has been stable since 1.55.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(int_error_matching, or_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Overflow` should have a snake case name [INFO] [stdout] --> src/token.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `overflow` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Underflow` should have a snake case name [INFO] [stdout] --> src/token.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `underflow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.77s [INFO] running `Command { std: "docker" "inspect" "e86dd6b21ca338a98233d0caee35da5ea2e44e7a02e0ef7cee8050e2811c0719", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e86dd6b21ca338a98233d0caee35da5ea2e44e7a02e0ef7cee8050e2811c0719", kill_on_drop: false }` [INFO] [stdout] e86dd6b21ca338a98233d0caee35da5ea2e44e7a02e0ef7cee8050e2811c0719 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 248597fc24c1cd4ded4d678fa0dec90322d7abfd7560e369efce800e5cfc2dd7 [INFO] running `Command { std: "docker" "start" "-a" "248597fc24c1cd4ded4d678fa0dec90322d7abfd7560e369efce800e5cfc2dd7", kill_on_drop: false }` [INFO] [stderr] Compiling practical-floop v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/parse.rs:711:23 [INFO] [stdout] | [INFO] [stdout] 711 | Some(&(Token::End /*| Token::Else*/)) => { [INFO] [stdout] | ^ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 711 - Some(&(Token::End /*| Token::Else*/)) => { [INFO] [stdout] 711 + Some(&Token::End) => { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/parse.rs:325:21 [INFO] [stdout] | [INFO] [stdout] 325 | Join => vec![ [INFO] [stdout] | _____________________^ [INFO] [stdout] 326 | | unimplemented!(), [INFO] [stdout] | | ---------------- any code following this expression is unreachable [INFO] [stdout] 327 | | ], [INFO] [stdout] | |_____________^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/token.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stdout] | -------- matches any value [INFO] [stdout] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stdout] | ^^^^^^^^^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/token.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stdout] | -------- matches any value [INFO] [stdout] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stdout] 16 | Zero => unreachable!(), [INFO] [stdout] | ^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/token.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stdout] | -------- matches any value [INFO] [stdout] ... [INFO] [stdout] 17 | _ => format!("unknown (BUG) ({})", e), // unfixable [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Overflow` [INFO] [stdout] --> src/token.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Overflow` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Underflow` [INFO] [stdout] --> src/token.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Underflow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(int_error_matching, or_patterns)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `int_error_matching` has been stable since 1.55.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(int_error_matching, or_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Overflow` should have a snake case name [INFO] [stdout] --> src/token.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `overflow` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Underflow` should have a snake case name [INFO] [stdout] --> src/token.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `underflow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.28s [INFO] running `Command { std: "docker" "inspect" "248597fc24c1cd4ded4d678fa0dec90322d7abfd7560e369efce800e5cfc2dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "248597fc24c1cd4ded4d678fa0dec90322d7abfd7560e369efce800e5cfc2dd7", kill_on_drop: false }` [INFO] [stdout] 248597fc24c1cd4ded4d678fa0dec90322d7abfd7560e369efce800e5cfc2dd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d46aab792dc8fcdd1e7dc02bdd5edfd436ec8c6c433cce3d2a22f66102abe7db [INFO] running `Command { std: "docker" "start" "-a" "d46aab792dc8fcdd1e7dc02bdd5edfd436ec8c6c433cce3d2a22f66102abe7db", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/parse.rs:711:23 [INFO] [stderr] | [INFO] [stderr] 711 | Some(&(Token::End /*| Token::Else*/)) => { [INFO] [stderr] | ^ ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 711 - Some(&(Token::End /*| Token::Else*/)) => { [INFO] [stderr] 711 + Some(&Token::End) => { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/parse.rs:325:21 [INFO] [stderr] | [INFO] [stderr] 325 | Join => vec![ [INFO] [stderr] | _____________________^ [INFO] [stderr] 326 | | unimplemented!(), [INFO] [stderr] | | ---------------- any code following this expression is unreachable [INFO] [stderr] 327 | | ], [INFO] [stderr] | |_____________^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in the macro `vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/token.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stderr] | -------- matches any value [INFO] [stderr] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stderr] | ^^^^^^^^^ unreachable pattern [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/token.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stderr] | -------- matches any value [INFO] [stderr] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stderr] 16 | Zero => unreachable!(), [INFO] [stderr] | ^^^^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/token.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stderr] | -------- matches any value [INFO] [stderr] ... [INFO] [stderr] 17 | _ => format!("unknown (BUG) ({})", e), // unfixable [INFO] [stderr] | ^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Overflow` [INFO] [stderr] --> src/token.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Overflow` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Underflow` [INFO] [stderr] --> src/token.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Underflow` [INFO] [stderr] [INFO] [stderr] warning: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:32 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(int_error_matching, or_patterns)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `int_error_matching` has been stable since 1.55.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(int_error_matching, or_patterns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `Overflow` should have a snake case name [INFO] [stderr] --> src/token.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | Overflow => format!("cannot handle large naturals yet (BUG) ({})", e), [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `overflow` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `Underflow` should have a snake case name [INFO] [stderr] --> src/token.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | Underflow => format!("must be non-negative ({})", e), [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `underflow` [INFO] [stderr] [INFO] [stderr] warning: `practical-floop` (bin "practical-floop" test) generated 11 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/practical_floop-3a40a1a2a68e41d5) [INFO] [stdout] [INFO] [stdout] running 66 tests [INFO] [stdout] test exec::test::test_calc_divmod_div0 ... ignored [INFO] [stdout] test exec::test::test_assignments ... ok [INFO] [stdout] test exec::test::test_calc_add ... ok [INFO] [stdout] test exec::test::test_calc_not ... ok [INFO] [stdout] test exec::test::test_empty ... ok [INFO] [stdout] test exec::test::test_empty_dotimes ... ok [INFO] [stdout] test exec::test::test_calc_mul ... ok [INFO] [stdout] test exec::test::test_calc_sub ... ok [INFO] [stdout] test exec::test::test_if_then ... ok [INFO] [stdout] test exec::test::test_looopy_2 ... ok [INFO] [stdout] test exec::test::test_hanging_while ... ok [INFO] [stdout] test exec::test::test_manual_add ... ok [INFO] [stdout] test exec::test::test_if_then_recursion ... ok [INFO] [stdout] test exec::test::test_loopy_3 ... ok [INFO] [stdout] test exec::test::test_loopy_5 ... ok [INFO] [stdout] test exec::test::test_loopy_4 ... ok [INFO] [stdout] test exec::test::test_calc_logbin ... ok [INFO] [stdout] test exec::test::test_manual_sub ... ok [INFO] [stdout] test exec::test::test_manual_mul ... ok [INFO] [stdout] test exec::test::test_simple ... ok [INFO] [stdout] test exec::test::test_manual_div256_large ... ok [INFO] [stdout] test parse::test_calc_parse::test_empty ... ok [INFO] [stdout] test exec::test::test_stopping_while ... ok [INFO] [stdout] test parse::test_calc_parse::test_ident_str ... ok [INFO] [stdout] test parse::test_calc_parse::test_ignore_rest ... ok [INFO] [stdout] test parse::test_calc_parse::test_ident_num ... ok [INFO] [stdout] test parse::test_calc_parse::test_nat ... ok [INFO] [stdout] test parse::test_calc_parse::test_plus ... ok [INFO] [stdout] test parse::test_calc_parse::test_recursive ... ok [INFO] [stdout] test parse::test_parser::test_dotimes ... ok [INFO] [stdout] test parse::test_parser::test_empty ... ok [INFO] [stdout] test parse::test_parser::test_simple ... ok [INFO] [stdout] test exec::test::test_manual_div256 ... ok [INFO] [stdout] test resolve::test_resolver::test_empty ... ok [INFO] [stdout] test resolve::test_resolver::test_idents_literal ... ok [INFO] [stdout] test resolve::test_resolver::test_idents_named ... ok [INFO] [stdout] test resolve::test_resolver::test_noninterference ... ok [INFO] [stdout] test resolve::test_resolver::test_recursion ... ok [INFO] [stdout] test token::test_natural::test_add ... ok [INFO] [stdout] test token::test_natural::test_basic_parsing ... ok [INFO] [stdout] test token::test_natural::test_clonable ... ok [INFO] [stdout] test token::test_natural::test_large_naturals ... ok [INFO] [stdout] test token::test_natural::test_sub ... ok [INFO] [stdout] test token::test_tokenizer::test_boring ... ok [INFO] [stdout] test token::test_tokenizer::test_empty ... ok [INFO] [stdout] test token::test_tokenizer::test_multiwhitespace ... ok [INFO] [stdout] test token::test_tokenizer::test_parsing ... ok [INFO] [stdout] test token::test_tokenizer::test_partial_natural_0 ... ok [INFO] [stdout] test token::test_tokenizer::test_partial_natural_0x ... ok [INFO] [stdout] test token::test_tokenizer::test_partial_token ... ok [INFO] [stdout] test token::test_tokenizer::test_partial_variable_named ... ok [INFO] [stdout] test token::test_tokenizer::test_partial_variable_number ... ok [INFO] [stdout] test token::test_tokenizer::test_simple ... ok [INFO] [stdout] test exec::test::test_manual_cmp ... ok [INFO] [stdout] test exec::test::test_calc_cmp ... ok [INFO] [stdout] test token::test_tokenizer::test_whitespace ... ok [INFO] [stdout] test token::test_tokenizer::test_unknown_token ... ok [INFO] [stdout] test exec::test::test_manual_div ... ok [INFO] [stdout] test exec::test::test_manual_mod ... ok [INFO] [stdout] test exec::test::test_calc_divmod ... ok [INFO] [stdout] test exec::test::test_calc_divmod_large ... ok [INFO] [stdout] test exec::test::test_looopy_3 ... ok [INFO] [stdout] test exec::test::test_split_simple ... ok [INFO] [stdout] test exec::test::test_split_longhead ... ok [INFO] [stdout] test exec::test::test_split_large ... ok [INFO] [stdout] test exec::test::test_calc_divmod_verylarge ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 65 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.19s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d46aab792dc8fcdd1e7dc02bdd5edfd436ec8c6c433cce3d2a22f66102abe7db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d46aab792dc8fcdd1e7dc02bdd5edfd436ec8c6c433cce3d2a22f66102abe7db", kill_on_drop: false }` [INFO] [stdout] d46aab792dc8fcdd1e7dc02bdd5edfd436ec8c6c433cce3d2a22f66102abe7db