[INFO] updating cached repository https://github.com/remexre/fstlc [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2d04b0d03d1736d66c010a798251e44a28a94471 [INFO] checking remexre/fstlc against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Ffstlc" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/remexre/fstlc on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c [INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/remexre/fstlc [INFO] finished tweaking git repo https://github.com/remexre/fstlc [INFO] tweaked toml for git repo https://github.com/remexre/fstlc written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/remexre/fstlc already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "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] e8bb7570bbe75a98d194e182e5bc05b19d40b174a6a26438796b80920f8ec50e [INFO] running `"docker" "start" "-a" "e8bb7570bbe75a98d194e182e5bc05b19d40b174a6a26438796b80920f8ec50e"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling opaque-debug v0.2.2 [INFO] [stderr] Compiling either v1.5.1 [INFO] [stderr] Compiling block-padding v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.6.5 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling serde v1.0.88 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking regex v1.1.0 [INFO] [stderr] Checking stderrlog v0.4.1 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling serde_derive v1.0.88 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling derive_more v0.14.0 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Compiling docopt v1.0.2 [INFO] [stderr] Compiling lalrpop v0.16.3 [INFO] [stderr] Compiling fstlc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:5:7 [INFO] [stderr] | [INFO] [stderr] 5 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/ast.rs:5:32 [INFO] [stderr] | [INFO] [stderr] 5 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/ast.rs:5:36 [INFO] [stderr] | [INFO] [stderr] 5 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:8:7 [INFO] [stderr] | [INFO] [stderr] 8 | #[display(fmt = "(λ{}:{}. {})", _0, _1, _2)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/ast.rs:8:37 [INFO] [stderr] | [INFO] [stderr] 8 | #[display(fmt = "(λ{}:{}. {})", _0, _1, _2)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/ast.rs:8:41 [INFO] [stderr] | [INFO] [stderr] 8 | #[display(fmt = "(λ{}:{}. {})", _0, _1, _2)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_2` in this scope [INFO] [stderr] --> src/ast.rs:8:45 [INFO] [stderr] | [INFO] [stderr] 8 | #[display(fmt = "(λ{}:{}. {})", _0, _1, _2)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:11:7 [INFO] [stderr] | [INFO] [stderr] 11 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/ast.rs:11:27 [INFO] [stderr] | [INFO] [stderr] 11 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/ast.rs:14:27 [INFO] [stderr] | [INFO] [stderr] 14 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:29:7 [INFO] [stderr] | [INFO] [stderr] 29 | #[display(fmt = "({}) -> {}", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/ast.rs:29:35 [INFO] [stderr] | [INFO] [stderr] 29 | #[display(fmt = "({}) -> {}", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/ast.rs:29:39 [INFO] [stderr] | [INFO] [stderr] 29 | #[display(fmt = "({}) -> {}", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:31:7 [INFO] [stderr] | [INFO] [stderr] 31 | #[display(fmt = "int")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:8:7 [INFO] [stderr] | [INFO] [stderr] 8 | #[display(fmt = "App")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:12:7 [INFO] [stderr] | [INFO] [stderr] 12 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:12:32 [INFO] [stderr] | [INFO] [stderr] 12 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/eval.rs:12:36 [INFO] [stderr] | [INFO] [stderr] 12 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:16:7 [INFO] [stderr] | [INFO] [stderr] 16 | #[display(fmt = "({} ∘ {})", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:16:34 [INFO] [stderr] | [INFO] [stderr] 16 | #[display(fmt = "({} ∘ {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/eval.rs:16:38 [INFO] [stderr] | [INFO] [stderr] 16 | #[display(fmt = "({} ∘ {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:20:7 [INFO] [stderr] | [INFO] [stderr] 20 | #[display(fmt = "({}, {})", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:20:33 [INFO] [stderr] | [INFO] [stderr] 20 | #[display(fmt = "({}, {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/eval.rs:20:37 [INFO] [stderr] | [INFO] [stderr] 20 | #[display(fmt = "({}, {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:24:7 [INFO] [stderr] | [INFO] [stderr] 24 | #[display(fmt = "Fst")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:28:7 [INFO] [stderr] | [INFO] [stderr] 28 | #[display(fmt = "Λ({})", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:28:30 [INFO] [stderr] | [INFO] [stderr] 28 | #[display(fmt = "Λ({})", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:32:7 [INFO] [stderr] | [INFO] [stderr] 32 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:32:27 [INFO] [stderr] | [INFO] [stderr] 32 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:36:7 [INFO] [stderr] | [INFO] [stderr] 36 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:36:27 [INFO] [stderr] | [INFO] [stderr] 36 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:40:7 [INFO] [stderr] | [INFO] [stderr] 40 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:40:33 [INFO] [stderr] | [INFO] [stderr] 40 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/eval.rs:40:37 [INFO] [stderr] | [INFO] [stderr] 40 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:44:7 [INFO] [stderr] | [INFO] [stderr] 44 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:44:28 [INFO] [stderr] | [INFO] [stderr] 44 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:48:7 [INFO] [stderr] | [INFO] [stderr] 48 | #[display(fmt = "Snd")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | #[display(fmt = "App")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:18:7 [INFO] [stderr] | [INFO] [stderr] 18 | #[display(fmt = "{} ∘ {}", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/mod.rs:18:32 [INFO] [stderr] | [INFO] [stderr] 18 | #[display(fmt = "{} ∘ {}", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/mod.rs:18:36 [INFO] [stderr] | [INFO] [stderr] 18 | #[display(fmt = "{} ∘ {}", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:22:7 [INFO] [stderr] | [INFO] [stderr] 22 | #[display(fmt = "Fst")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:26:7 [INFO] [stderr] | [INFO] [stderr] 26 | #[display(fmt = "Λ({})", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/mod.rs:26:30 [INFO] [stderr] | [INFO] [stderr] 26 | #[display(fmt = "Λ({})", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:30:7 [INFO] [stderr] | [INFO] [stderr] 30 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/mod.rs:30:33 [INFO] [stderr] | [INFO] [stderr] 30 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/mod.rs:30:37 [INFO] [stderr] | [INFO] [stderr] 30 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:34:7 [INFO] [stderr] | [INFO] [stderr] 34 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/mod.rs:34:28 [INFO] [stderr] | [INFO] [stderr] 34 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:38:7 [INFO] [stderr] | [INFO] [stderr] 38 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/mod.rs:38:28 [INFO] [stderr] | [INFO] [stderr] 38 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:42:7 [INFO] [stderr] | [INFO] [stderr] 42 | #[display(fmt = "Snd")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/nameless.rs:7:7 [INFO] [stderr] | [INFO] [stderr] 7 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/nameless.rs:7:32 [INFO] [stderr] | [INFO] [stderr] 7 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/nameless.rs:7:36 [INFO] [stderr] | [INFO] [stderr] 7 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/nameless.rs:11:7 [INFO] [stderr] | [INFO] [stderr] 11 | #[display(fmt = "λ{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/nameless.rs:11:28 [INFO] [stderr] | [INFO] [stderr] 11 | #[display(fmt = "λ{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/nameless.rs:15:7 [INFO] [stderr] | [INFO] [stderr] 15 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/nameless.rs:15:27 [INFO] [stderr] | [INFO] [stderr] 15 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/nameless.rs:19:7 [INFO] [stderr] | [INFO] [stderr] 19 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/nameless.rs:19:27 [INFO] [stderr] | [INFO] [stderr] 19 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/nameless.rs:23:7 [INFO] [stderr] | [INFO] [stderr] 23 | #[display(fmt = "${}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/nameless.rs:23:28 [INFO] [stderr] | [INFO] [stderr] 23 | #[display(fmt = "${}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fstlc-f2645a1149c5669d/out/grammar.rs:1944:5 [INFO] [stderr] | [INFO] [stderr] 1944 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fstlc-f2645a1149c5669d/out/grammar.rs:1955:5 [INFO] [stderr] | [INFO] [stderr] 1955 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:5:7 [INFO] [stderr] | [INFO] [stderr] 5 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/ast.rs:5:32 [INFO] [stderr] | [INFO] [stderr] 5 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/ast.rs:5:36 [INFO] [stderr] | [INFO] [stderr] 5 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:8:7 [INFO] [stderr] | [INFO] [stderr] 8 | #[display(fmt = "(λ{}:{}. {})", _0, _1, _2)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/ast.rs:8:37 [INFO] [stderr] | [INFO] [stderr] 8 | #[display(fmt = "(λ{}:{}. {})", _0, _1, _2)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/ast.rs:8:41 [INFO] [stderr] | [INFO] [stderr] 8 | #[display(fmt = "(λ{}:{}. {})", _0, _1, _2)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_2` in this scope [INFO] [stderr] --> src/ast.rs:8:45 [INFO] [stderr] | [INFO] [stderr] 8 | #[display(fmt = "(λ{}:{}. {})", _0, _1, _2)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:11:7 [INFO] [stderr] | [INFO] [stderr] 11 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/ast.rs:11:27 [INFO] [stderr] | [INFO] [stderr] 11 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/ast.rs:14:27 [INFO] [stderr] | [INFO] [stderr] 14 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:29:7 [INFO] [stderr] | [INFO] [stderr] 29 | #[display(fmt = "({}) -> {}", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/ast.rs:29:35 [INFO] [stderr] | [INFO] [stderr] 29 | #[display(fmt = "({}) -> {}", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/ast.rs:29:39 [INFO] [stderr] | [INFO] [stderr] 29 | #[display(fmt = "({}) -> {}", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/ast.rs:31:7 [INFO] [stderr] | [INFO] [stderr] 31 | #[display(fmt = "int")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:8:7 [INFO] [stderr] | [INFO] [stderr] 8 | #[display(fmt = "App")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:12:7 [INFO] [stderr] | [INFO] [stderr] 12 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:12:32 [INFO] [stderr] | [INFO] [stderr] 12 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/eval.rs:12:36 [INFO] [stderr] | [INFO] [stderr] 12 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:16:7 [INFO] [stderr] | [INFO] [stderr] 16 | #[display(fmt = "({} ∘ {})", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:16:34 [INFO] [stderr] | [INFO] [stderr] 16 | #[display(fmt = "({} ∘ {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/eval.rs:16:38 [INFO] [stderr] | [INFO] [stderr] 16 | #[display(fmt = "({} ∘ {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:20:7 [INFO] [stderr] | [INFO] [stderr] 20 | #[display(fmt = "({}, {})", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:20:33 [INFO] [stderr] | [INFO] [stderr] 20 | #[display(fmt = "({}, {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/eval.rs:20:37 [INFO] [stderr] | [INFO] [stderr] 20 | #[display(fmt = "({}, {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:24:7 [INFO] [stderr] | [INFO] [stderr] 24 | #[display(fmt = "Fst")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:28:7 [INFO] [stderr] | [INFO] [stderr] 28 | #[display(fmt = "Λ({})", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:28:30 [INFO] [stderr] | [INFO] [stderr] 28 | #[display(fmt = "Λ({})", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:32:7 [INFO] [stderr] | [INFO] [stderr] 32 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:32:27 [INFO] [stderr] | [INFO] [stderr] 32 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:36:7 [INFO] [stderr] | [INFO] [stderr] 36 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:36:27 [INFO] [stderr] | [INFO] [stderr] 36 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:40:7 [INFO] [stderr] | [INFO] [stderr] 40 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:40:33 [INFO] [stderr] | [INFO] [stderr] 40 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/eval.rs:40:37 [INFO] [stderr] | [INFO] [stderr] 40 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:44:7 [INFO] [stderr] | [INFO] [stderr] 44 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/eval.rs:44:28 [INFO] [stderr] | [INFO] [stderr] 44 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/eval.rs:48:7 [INFO] [stderr] | [INFO] [stderr] 48 | #[display(fmt = "Snd")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | #[display(fmt = "App")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:18:7 [INFO] [stderr] | [INFO] [stderr] 18 | #[display(fmt = "{} ∘ {}", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/mod.rs:18:32 [INFO] [stderr] | [INFO] [stderr] 18 | #[display(fmt = "{} ∘ {}", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/mod.rs:18:36 [INFO] [stderr] | [INFO] [stderr] 18 | #[display(fmt = "{} ∘ {}", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:22:7 [INFO] [stderr] | [INFO] [stderr] 22 | #[display(fmt = "Fst")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:26:7 [INFO] [stderr] | [INFO] [stderr] 26 | #[display(fmt = "Λ({})", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/mod.rs:26:30 [INFO] [stderr] | [INFO] [stderr] 26 | #[display(fmt = "Λ({})", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:30:7 [INFO] [stderr] | [INFO] [stderr] 30 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/mod.rs:30:33 [INFO] [stderr] | [INFO] [stderr] 30 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/cam/mod.rs:30:37 [INFO] [stderr] | [INFO] [stderr] 30 | #[display(fmt = "<{}, {}>", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:34:7 [INFO] [stderr] | [INFO] [stderr] 34 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/mod.rs:34:28 [INFO] [stderr] | [INFO] [stderr] 34 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:38:7 [INFO] [stderr] | [INFO] [stderr] 38 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/cam/mod.rs:38:28 [INFO] [stderr] | [INFO] [stderr] 38 | #[display(fmt = "'{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/cam/mod.rs:42:7 [INFO] [stderr] | [INFO] [stderr] 42 | #[display(fmt = "Snd")] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/nameless.rs:7:7 [INFO] [stderr] | [INFO] [stderr] 7 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/nameless.rs:7:32 [INFO] [stderr] | [INFO] [stderr] 7 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_1` in this scope [INFO] [stderr] --> src/nameless.rs:7:36 [INFO] [stderr] | [INFO] [stderr] 7 | #[display(fmt = "({} {})", _0, _1)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/nameless.rs:11:7 [INFO] [stderr] | [INFO] [stderr] 11 | #[display(fmt = "λ{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/nameless.rs:11:28 [INFO] [stderr] | [INFO] [stderr] 11 | #[display(fmt = "λ{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/nameless.rs:15:7 [INFO] [stderr] | [INFO] [stderr] 15 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/nameless.rs:15:27 [INFO] [stderr] | [INFO] [stderr] 15 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/nameless.rs:19:7 [INFO] [stderr] | [INFO] [stderr] 19 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/nameless.rs:19:27 [INFO] [stderr] | [INFO] [stderr] 19 | #[display(fmt = "{}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_derive_more_Display_formatter` in this scope [INFO] [stderr] --> src/nameless.rs:23:7 [INFO] [stderr] | [INFO] [stderr] 23 | #[display(fmt = "${}", _0)] [INFO] [stderr] | ^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `_0` in this scope [INFO] [stderr] --> src/nameless.rs:23:28 [INFO] [stderr] | [INFO] [stderr] 23 | #[display(fmt = "${}", _0)] [INFO] [stderr] | ^^ not found in this scope [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fstlc-f2645a1149c5669d/out/grammar.rs:1944:5 [INFO] [stderr] | [INFO] [stderr] 1944 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fstlc-f2645a1149c5669d/out/grammar.rs:1955:5 [INFO] [stderr] | [INFO] [stderr] 1955 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] error: aborting due to 64 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0425`. [INFO] [stderr] error: could not compile `fstlc`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 64 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0425`. [INFO] [stderr] error: could not compile `fstlc`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "e8bb7570bbe75a98d194e182e5bc05b19d40b174a6a26438796b80920f8ec50e"` [INFO] running `"docker" "rm" "-f" "e8bb7570bbe75a98d194e182e5bc05b19d40b174a6a26438796b80920f8ec50e"` [INFO] [stdout] e8bb7570bbe75a98d194e182e5bc05b19d40b174a6a26438796b80920f8ec50e