[INFO] cloning repository https://github.com/bartbie/defun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bartbie/defun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartbie%2Fdefun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartbie%2Fdefun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e3034d3942bb25365bd99c33022d92a35334069
[INFO] checking bartbie/defun against try#6757d700f93f6d16c8b39cf79e96b019bd570e7d for pr-155299
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartbie%2Fdefun" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bartbie/defun
[INFO] finished tweaking git repo https://github.com/bartbie/defun
[INFO] tweaked toml for git repo https://github.com/bartbie/defun written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bartbie/defun on toolchain 6757d700f93f6d16c8b39cf79e96b019bd570e7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bartbie/defun 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" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking bartbie/defun against try#6757d700f93f6d16c8b39cf79e96b019bd570e7d for pr-155299
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartbie%2Fdefun" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bartbie/defun
[INFO] finished tweaking git repo https://github.com/bartbie/defun
[INFO] tweaked toml for git repo https://github.com/bartbie/defun written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bartbie/defun on toolchain 6757d700f93f6d16c8b39cf79e96b019bd570e7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bartbie/defun 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" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fd-lock v4.0.2
[INFO] [stderr]   Downloaded clipboard-win v5.0.0
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded error-code v3.0.0
[INFO] [stderr]   Downloaded is-terminal v0.4.10
[INFO] [stderr]   Downloaded variantly v0.3.0
[INFO] [stderr]   Downloaded darling_macro v0.11.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.74
[INFO] [stderr]   Downloaded rgb v0.8.37
[INFO] [stderr]   Downloaded findshlibs v0.10.2
[INFO] [stderr]   Downloaded symbolic-common v12.8.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.17
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.18
[INFO] [stderr]   Downloaded serde_derive v1.0.194
[INFO] [stderr]   Downloaded clap v4.4.12
[INFO] [stderr]   Downloaded serde v1.0.194
[INFO] [stderr]   Downloaded inferno v0.11.19
[INFO] [stderr]   Downloaded quick-xml v0.26.0
[INFO] [stderr]   Downloaded rustyline v13.0.0
[INFO] [stderr]   Downloaded clap_builder v4.4.12
[INFO] [stderr]   Downloaded serde_json v1.0.110
[INFO] [stderr]   Downloaded symbolic-demangle v12.8.0
[INFO] [stderr]   Downloaded syn v2.0.46
[INFO] [stderr]   Downloaded cpp_demangle v0.4.3
[INFO] [stderr]   Downloaded uuid v1.6.1
[INFO] [stderr]   Downloaded pprof v0.13.0
[INFO] [stderr]   Downloaded darling_core v0.11.0
[INFO] [stderr]   Downloaded memmap2 v0.9.3
[INFO] [stderr]   Downloaded darling v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49a094d14bbb2b0a02eec2d916c90d4b5d697835944ef396f346faa1573c614a
[INFO] running `Command { std: "docker" "start" "-a" "49a094d14bbb2b0a02eec2d916c90d4b5d697835944ef396f346faa1573c614a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49a094d14bbb2b0a02eec2d916c90d4b5d697835944ef396f346faa1573c614a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a094d14bbb2b0a02eec2d916c90d4b5d697835944ef396f346faa1573c614a", kill_on_drop: false }`
[INFO] [stdout] 49a094d14bbb2b0a02eec2d916c90d4b5d697835944ef396f346faa1573c614a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5014f099846ceb03ba25fe92559bbd2e9e31599fdd7674096bb8ebec2b4ea59f
[INFO] running `Command { std: "docker" "start" "-a" "5014f099846ceb03ba25fe92559bbd2e9e31599fdd7674096bb8ebec2b4ea59f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.74
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking clap_builder v4.4.12
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking ordered-float v4.2.0
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]    Compiling serde_json v1.0.110
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking uuid v1.6.1
[INFO] [stderr]    Compiling cpp_demangle v0.4.3
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking memmap2 v0.9.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]    Compiling syn v2.0.46
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling symbolic-demangle v12.8.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking rayon-core v1.12.0
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking symbolic-common v12.8.0
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking quick-xml v0.26.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling pprof v0.13.0
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]     Checking inferno v0.11.19
[INFO] [stderr]     Checking rustyline v13.0.0
[INFO] [stderr]     Checking tempfile v3.9.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling darling_core v0.11.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling darling_macro v0.11.0
[INFO] [stderr]    Compiling darling v0.11.0
[INFO] [stderr]    Compiling variantly v0.3.0
[INFO] [stderr]     Checking defun v0.1.0 (/opt/rustwide/workdir/defun)
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> defun/src/expr.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[derive(Debug, Copy, Clone, Eq, PartialEq)]
[INFO] [stdout]    |                                  --------- in this derive macro expansion
[INFO] [stdout] 39 | pub struct Proc(pub ProcFn);
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> defun/src/parser.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn parse_tokens(tokens: &[Token]) -> PResult<Expression> {
[INFO] [stdout]     |                             ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn parse_tokens(tokens: &[Token]) -> PResult<'_, Expression> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> defun/src/parser.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn parse(tokens: &[Token]) -> PResult<Option<Expression>, Error> {
[INFO] [stdout]    |                          ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn parse(tokens: &[Token]) -> PResult<'_, Option<Expression>, Error> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> defun/src/parser.rs:88:33
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn parse_s_list(mut tokens: &[Token]) -> PResult<Vec<Expression>> {
[INFO] [stdout]    |                                 ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn parse_s_list(mut tokens: &[Token]) -> PResult<'_, Vec<Expression>> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap v4.4.12
[INFO] [stderr]     Checking defun-cli v0.1.0 (/opt/rustwide/workdir/defun-cli)
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> defun/benches/number_benchmark.rs:183:44
[INFO] [stdout]     |
[INFO] [stdout] 183 |     c.bench_function("ints", |b| b.iter(|| (i32_calc(&ints))));
[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] 183 -     c.bench_function("ints", |b| b.iter(|| (i32_calc(&ints))));
[INFO] [stdout] 183 +     c.bench_function("ints", |b| b.iter(|| i32_calc(&ints) ));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> defun/benches/number_benchmark.rs:184:51
[INFO] [stdout]     |
[INFO] [stdout] 184 |     c.bench_function("enum_floats", |b| b.iter(|| (number_calc(&number_floats))));
[INFO] [stdout]     |                                                   ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 -     c.bench_function("enum_floats", |b| b.iter(|| (number_calc(&number_floats))));
[INFO] [stdout] 184 +     c.bench_function("enum_floats", |b| b.iter(|| number_calc(&number_floats) ));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> defun/benches/number_benchmark.rs:185:49
[INFO] [stdout]     |
[INFO] [stdout] 185 |     c.bench_function("enum_ints", |b| b.iter(|| (number_calc(&number_ints))));
[INFO] [stdout]     |                                                 ^                         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 185 -     c.bench_function("enum_ints", |b| b.iter(|| (number_calc(&number_ints))));
[INFO] [stdout] 185 +     c.bench_function("enum_ints", |b| b.iter(|| number_calc(&number_ints) ));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> defun/benches/number_benchmark.rs:186:50
[INFO] [stdout]     |
[INFO] [stdout] 186 |     c.bench_function("enum_mixed", |b| b.iter(|| (number_calc(&number_mixed))));
[INFO] [stdout]     |                                                  ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 186 -     c.bench_function("enum_mixed", |b| b.iter(|| (number_calc(&number_mixed))));
[INFO] [stdout] 186 +     c.bench_function("enum_mixed", |b| b.iter(|| number_calc(&number_mixed) ));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> defun/src/eval.rs:305:33
[INFO] [stdout]     |
[INFO] [stdout] 305 |             builtins::math::add as usize
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 305 |             builtins::math::add as *const () as usize
[INFO] [stdout]     |                                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> defun/src/expr.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[derive(Debug, Copy, Clone, Eq, PartialEq)]
[INFO] [stdout]    |                                  --------- in this derive macro expansion
[INFO] [stdout] 39 | pub struct Proc(pub ProcFn);
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> defun/src/parser.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn parse_tokens(tokens: &[Token]) -> PResult<Expression> {
[INFO] [stdout]     |                             ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn parse_tokens(tokens: &[Token]) -> PResult<'_, Expression> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> defun/src/parser.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn parse(tokens: &[Token]) -> PResult<Option<Expression>, Error> {
[INFO] [stdout]    |                          ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn parse(tokens: &[Token]) -> PResult<'_, Option<Expression>, Error> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> defun/src/parser.rs:88:33
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn parse_s_list(mut tokens: &[Token]) -> PResult<Vec<Expression>> {
[INFO] [stdout]    |                                 ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn parse_s_list(mut tokens: &[Token]) -> PResult<'_, Vec<Expression>> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.08s
[INFO] running `Command { std: "docker" "inspect" "5014f099846ceb03ba25fe92559bbd2e9e31599fdd7674096bb8ebec2b4ea59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5014f099846ceb03ba25fe92559bbd2e9e31599fdd7674096bb8ebec2b4ea59f", kill_on_drop: false }`
[INFO] [stdout] 5014f099846ceb03ba25fe92559bbd2e9e31599fdd7674096bb8ebec2b4ea59f
