[INFO] cloning repository https://github.com/CreativeWolfies/patpat.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CreativeWolfies/patpat.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreativeWolfies%2Fpatpat.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreativeWolfies%2Fpatpat.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9675e5ca04bc38a8723721301ffeb618fec12ab7
[INFO] checking CreativeWolfies/patpat.rs against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreativeWolfies%2Fpatpat.rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CreativeWolfies/patpat.rs
[INFO] finished tweaking git repo https://github.com/CreativeWolfies/patpat.rs
[INFO] tweaked toml for git repo https://github.com/CreativeWolfies/patpat.rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CreativeWolfies/patpat.rs on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CreativeWolfies/patpat.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2150a309f1b1a770ddf60b7fc6df7af4c4ef8772240a5cbaebc40fcbf3449ab
[INFO] running `Command { std: "docker" "start" "-a" "a2150a309f1b1a770ddf60b7fc6df7af4c4ef8772240a5cbaebc40fcbf3449ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2150a309f1b1a770ddf60b7fc6df7af4c4ef8772240a5cbaebc40fcbf3449ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2150a309f1b1a770ddf60b7fc6df7af4c4ef8772240a5cbaebc40fcbf3449ab", kill_on_drop: false }`
[INFO] [stdout] a2150a309f1b1a770ddf60b7fc6df7af4c4ef8772240a5cbaebc40fcbf3449ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 792a96d5b536780ca80246fc2a2f6f2785ba03255c20f04f312e62ed5f190070
[INFO] running `Command { std: "docker" "start" "-a" "792a96d5b536780ca80246fc2a2f6f2785ba03255c20f04f312e62ed5f190070", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking rusty_ulid v0.9.3
[INFO] [stderr]     Checking patpat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/ast/resolve/mod.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub type RPatRef<'a> = Rc<(dyn Callable<'a> + 'a)>;
[INFO] [stdout]    |                           ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 - pub type RPatRef<'a> = Rc<(dyn Callable<'a> + 'a)>;
[INFO] [stdout] 28 + pub type RPatRef<'a> = Rc<dyn Callable<'a> + 'a >;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/interpreter/value.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Rc<(dyn Callable<'a> + 'a)>,
[INFO] [stdout]    |            ^                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -         Rc<(dyn Callable<'a> + 'a)>,
[INFO] [stdout] 18 +         Rc<dyn Callable<'a> + 'a >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/ast/resolve/mod.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub type RPatRef<'a> = Rc<(dyn Callable<'a> + 'a)>;
[INFO] [stdout]    |                           ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 - pub type RPatRef<'a> = Rc<(dyn Callable<'a> + 'a)>;
[INFO] [stdout] 28 + pub type RPatRef<'a> = Rc<dyn Callable<'a> + 'a >;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/interpreter/value.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Rc<(dyn Callable<'a> + 'a)>,
[INFO] [stdout]    |            ^                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -         Rc<(dyn Callable<'a> + 'a)>,
[INFO] [stdout] 18 +         Rc<dyn Callable<'a> + 'a >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/ast/resolve/mod.rs:51:37
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn resolve<'a>(ast: AST<'a>) -> RASTRef {
[INFO] [stdout]    |                             --      ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn resolve<'a>(ast: AST<'a>) -> RASTRef<'a> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/error.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 panic!(self.infos.remove(0).msg)
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 panic!("{}", self.infos.remove(0).msg)
[INFO] [stdout]    |                        +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/error.rs:202:35
[INFO] [stdout]     |
[INFO] [stdout] 202 |         CompLocation::Char(loc.src.clone(), loc.line, loc.ch)
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/parser/mod.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut trimmed_line = line.clone(); // a copy of the line, which progressively gets trimmed
[INFO] [stdout]    |                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/ast/resolve/mod.rs:51:37
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn resolve<'a>(ast: AST<'a>) -> RASTRef {
[INFO] [stdout]    |                             --      ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn resolve<'a>(ast: AST<'a>) -> RASTRef<'a> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/error.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 panic!(self.infos.remove(0).msg)
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 panic!("{}", self.infos.remove(0).msg)
[INFO] [stdout]    |                        +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/error.rs:202:35
[INFO] [stdout]     |
[INFO] [stdout] 202 |         CompLocation::Char(loc.src.clone(), loc.line, loc.ch)
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/parser/mod.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut trimmed_line = line.clone(); // a copy of the line, which progressively gets trimmed
[INFO] [stdout]    |                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/ast/resolve/mod.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub type RPatRef<'a> = Rc<(dyn Callable<'a> + 'a)>;
[INFO] [stdout]    |                           ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 - pub type RPatRef<'a> = Rc<(dyn Callable<'a> + 'a)>;
[INFO] [stdout] 28 + pub type RPatRef<'a> = Rc<dyn Callable<'a> + 'a >;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/interpreter/value.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Rc<(dyn Callable<'a> + 'a)>,
[INFO] [stdout]    |            ^                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -         Rc<(dyn Callable<'a> + 'a)>,
[INFO] [stdout] 18 +         Rc<dyn Callable<'a> + 'a >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/ast/resolve/mod.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub type RPatRef<'a> = Rc<(dyn Callable<'a> + 'a)>;
[INFO] [stdout]    |                           ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 - pub type RPatRef<'a> = Rc<(dyn Callable<'a> + 'a)>;
[INFO] [stdout] 28 + pub type RPatRef<'a> = Rc<dyn Callable<'a> + 'a >;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/interpreter/value.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Rc<(dyn Callable<'a> + 'a)>,
[INFO] [stdout]    |            ^                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -         Rc<(dyn Callable<'a> + 'a)>,
[INFO] [stdout] 18 +         Rc<dyn Callable<'a> + 'a >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/ast/resolve/mod.rs:51:37
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn resolve<'a>(ast: AST<'a>) -> RASTRef {
[INFO] [stdout]    |                             --      ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn resolve<'a>(ast: AST<'a>) -> RASTRef<'a> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/error.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 panic!(self.infos.remove(0).msg)
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 panic!("{}", self.infos.remove(0).msg)
[INFO] [stdout]    |                        +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/error.rs:202:35
[INFO] [stdout]     |
[INFO] [stdout] 202 |         CompLocation::Char(loc.src.clone(), loc.line, loc.ch)
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/parser/mod.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut trimmed_line = line.clone(); // a copy of the line, which progressively gets trimmed
[INFO] [stdout]    |                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/ast/resolve/mod.rs:51:37
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn resolve<'a>(ast: AST<'a>) -> RASTRef {
[INFO] [stdout]    |                             --      ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn resolve<'a>(ast: AST<'a>) -> RASTRef<'a> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/error.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 panic!(self.infos.remove(0).msg)
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 panic!("{}", self.infos.remove(0).msg)
[INFO] [stdout]    |                        +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/error.rs:202:35
[INFO] [stdout]     |
[INFO] [stdout] 202 |         CompLocation::Char(loc.src.clone(), loc.line, loc.ch)
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/parser/mod.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut trimmed_line = line.clone(); // a copy of the line, which progressively gets trimmed
[INFO] [stdout]    |                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.69s
[INFO] running `Command { std: "docker" "inspect" "792a96d5b536780ca80246fc2a2f6f2785ba03255c20f04f312e62ed5f190070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792a96d5b536780ca80246fc2a2f6f2785ba03255c20f04f312e62ed5f190070", kill_on_drop: false }`
[INFO] [stdout] 792a96d5b536780ca80246fc2a2f6f2785ba03255c20f04f312e62ed5f190070
