[INFO] cloning repository https://github.com/CircuitCoder/MeowRust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CircuitCoder/MeowRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCircuitCoder%2FMeowRust"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCircuitCoder%2FMeowRust'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c17465224d226777e5d4abe04f74edb19cfa7f7a [INFO] checking CircuitCoder/MeowRust against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCircuitCoder%2FMeowRust" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CircuitCoder/MeowRust on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/CircuitCoder/MeowRust [INFO] finished tweaking git repo https://github.com/CircuitCoder/MeowRust [INFO] tweaked toml for git repo https://github.com/CircuitCoder/MeowRust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/CircuitCoder/MeowRust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 8f2bcaa508b86843659cadc7ad427ac6d046b3895f962710b28c71b46b808f0b [INFO] running `"docker" "start" "-a" "8f2bcaa508b86843659cadc7ad427ac6d046b3895f962710b28c71b46b808f0b"` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling lexical-core v0.4.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling nom v5.0.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking backtrace-sys v0.1.32 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Compiling synstructure v0.12.2 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling structopt-derive v0.3.4 [INFO] [stderr] Compiling paw-attributes v1.0.2 [INFO] [stderr] Checking paw v1.0.0 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking structopt v0.3.4 [INFO] [stderr] Checking meow_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `super::literal::*` [INFO] [stderr] --> src/parser/type.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use super::literal::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::literal::*` [INFO] [stderr] --> src/parser/type.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use super::literal::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SameAs` [INFO] [stderr] --> src/grammar/type.rs:21:3 [INFO] [stderr] | [INFO] [stderr] 21 | SameAs(Rc>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Float` [INFO] [stderr] --> src/grammar/mod.rs:28:3 [INFO] [stderr] | [INFO] [stderr] 28 | Float(f64), [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `SimplePath` [INFO] [stderr] --> src/grammar/mod.rs:53:1 [INFO] [stderr] | [INFO] [stderr] 53 | pub type SimplePath<'a> = Path<'a, ()>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Range` [INFO] [stderr] --> src/grammar/mod.rs:141:3 [INFO] [stderr] | [INFO] [stderr] 141 | / Range { [INFO] [stderr] 142 | | from: Option>>, [INFO] [stderr] 143 | | to: Option>>, [INFO] [stderr] 144 | | }, [INFO] [stderr] | |___^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Nothing` [INFO] [stderr] --> src/grammar/mod.rs:189:3 [INFO] [stderr] | [INFO] [stderr] 189 | Nothing, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `SEPARATORS` [INFO] [stderr] --> src/parser/mod.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | const SEPARATORS: &'static str = "+-*/%^!&|><=@_.,;:#$?([{)]{"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SameAs` [INFO] [stderr] --> src/grammar/type.rs:21:3 [INFO] [stderr] | [INFO] [stderr] 21 | SameAs(Rc>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Float` [INFO] [stderr] --> src/grammar/mod.rs:28:3 [INFO] [stderr] | [INFO] [stderr] 28 | Float(f64), [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `SimplePath` [INFO] [stderr] --> src/grammar/mod.rs:53:1 [INFO] [stderr] | [INFO] [stderr] 53 | pub type SimplePath<'a> = Path<'a, ()>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Range` [INFO] [stderr] --> src/grammar/mod.rs:141:3 [INFO] [stderr] | [INFO] [stderr] 141 | / Range { [INFO] [stderr] 142 | | from: Option>>, [INFO] [stderr] 143 | | to: Option>>, [INFO] [stderr] 144 | | }, [INFO] [stderr] | |___^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Nothing` [INFO] [stderr] --> src/grammar/mod.rs:189:3 [INFO] [stderr] | [INFO] [stderr] 189 | Nothing, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `SEPARATORS` [INFO] [stderr] --> src/parser/mod.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | const SEPARATORS: &'static str = "+-*/%^!&|><=@_.,;:#$?([{)]{"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 52.19s [INFO] running `"docker" "inspect" "8f2bcaa508b86843659cadc7ad427ac6d046b3895f962710b28c71b46b808f0b"` [INFO] running `"docker" "rm" "-f" "8f2bcaa508b86843659cadc7ad427ac6d046b3895f962710b28c71b46b808f0b"` [INFO] [stdout] 8f2bcaa508b86843659cadc7ad427ac6d046b3895f962710b28c71b46b808f0b