[INFO] cloning repository https://github.com/golddranks/kadouchi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/golddranks/kadouchi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolddranks%2Fkadouchi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolddranks%2Fkadouchi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b230bae30f046fc427ef4cac3f919cb7c0bc1a9
[INFO] checking golddranks/kadouchi/3b230bae30f046fc427ef4cac3f919cb7c0bc1a9 against master#b52edc25bfbaa955b4b83c10f998e5224c3478b2 for pr-156776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolddranks%2Fkadouchi" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/golddranks/kadouchi
[INFO] finished tweaking git repo https://github.com/golddranks/kadouchi
[INFO] tweaked toml for git repo https://github.com/golddranks/kadouchi written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/golddranks/kadouchi on toolchain b52edc25bfbaa955b4b83c10f998e5224c3478b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b52edc25bfbaa955b4b83c10f998e5224c3478b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/golddranks/kadouchi 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" "+b52edc25bfbaa955b4b83c10f998e5224c3478b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/golddranks/scoped_stack`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom v4.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+b52edc25bfbaa955b4b83c10f998e5224c3478b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ef4a094adad362af4a656df47442cb02e8cdce7062e1c0e65c391dd09bbebd5
[INFO] running `Command { std: "docker" "start" "-a" "5ef4a094adad362af4a656df47442cb02e8cdce7062e1c0e65c391dd09bbebd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ef4a094adad362af4a656df47442cb02e8cdce7062e1c0e65c391dd09bbebd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ef4a094adad362af4a656df47442cb02e8cdce7062e1c0e65c391dd09bbebd5", kill_on_drop: false }`
[INFO] [stdout] 5ef4a094adad362af4a656df47442cb02e8cdce7062e1c0e65c391dd09bbebd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+b52edc25bfbaa955b4b83c10f998e5224c3478b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19cc297eca0b994c0999fe97545961a35454b152feb095e833eae2acddea6dcf
[INFO] running `Command { std: "docker" "start" "-a" "19cc297eca0b994c0999fe97545961a35454b152feb095e833eae2acddea6dcf", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking scoped_stack v0.1.0 (https://github.com/golddranks/scoped_stack#0cbf7808)
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking backtrace-sys v0.1.23
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking kadouchi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(nll)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(nll)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `natives`
[INFO] [stdout]    --> src/typecheck.rs:106:35
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn build_extern_caller_object(natives: &'str Library) -> Object<'str> {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_natives`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj_idx`
[INFO] [stdout]    --> src/typecheck.rs:209:17
[INFO] [stdout]     |
[INFO] [stdout] 209 |             let obj_idx = parent.add_arg(new_obj);
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dimensions` is never constructed
[INFO] [stdout]   --> src/typecheck.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Dimensions {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tokens.rs:479:27
[INFO] [stdout]     |
[INFO] [stdout] 479 | pub fn parse_file(string: &str) -> Result<Vec<Exp>, SyntaxError> {
[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] 479 | pub fn parse_file(string: &str) -> Result<Vec<Exp<'_>>, SyntaxError> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec<&ObjectKind<'_>>` is dropped at end of statement
[INFO] [stdout]    --> src/typecheck.rs:134:22
[INFO] [stdout]     |
[INFO] [stdout] 131 |                   let arg_inners = self.args.iter()
[INFO] [stdout]     |  __________________________________-
[INFO] [stdout] 132 | |                     .map(|a| &a.inner)
[INFO] [stdout] 133 | |                     .collect::<Vec<&ObjectKind>>()
[INFO] [stdout]     | |__________________________________________________- this `Vec<&ObjectKind<'_>>` is dropped at end of statement
[INFO] [stdout] 134 |                       .as_ptr();
[INFO] [stdout]     |                        ^^^^^^ pointer created here
[INFO] [stdout]     |
[INFO] [stdout]     = help: bind the `Vec<&ObjectKind<'_>>` to a variable such that it outlives the pointer returned by `as_ptr`
[INFO] [stdout]     = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stdout]     = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]     = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `natives`
[INFO] [stdout]    --> src/typecheck.rs:106:35
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn build_extern_caller_object(natives: &'str Library) -> Object<'str> {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_natives`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj_idx`
[INFO] [stdout]    --> src/typecheck.rs:209:17
[INFO] [stdout]     |
[INFO] [stdout] 209 |             let obj_idx = parent.add_arg(new_obj);
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dimensions` is never constructed
[INFO] [stdout]   --> src/typecheck.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Dimensions {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tokens.rs:479:27
[INFO] [stdout]     |
[INFO] [stdout] 479 | pub fn parse_file(string: &str) -> Result<Vec<Exp>, SyntaxError> {
[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] 479 | pub fn parse_file(string: &str) -> Result<Vec<Exp<'_>>, SyntaxError> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec<&ObjectKind<'_>>` is dropped at end of statement
[INFO] [stdout]    --> src/typecheck.rs:134:22
[INFO] [stdout]     |
[INFO] [stdout] 131 |                   let arg_inners = self.args.iter()
[INFO] [stdout]     |  __________________________________-
[INFO] [stdout] 132 | |                     .map(|a| &a.inner)
[INFO] [stdout] 133 | |                     .collect::<Vec<&ObjectKind>>()
[INFO] [stdout]     | |__________________________________________________- this `Vec<&ObjectKind<'_>>` is dropped at end of statement
[INFO] [stdout] 134 |                       .as_ptr();
[INFO] [stdout]     |                        ^^^^^^ pointer created here
[INFO] [stdout]     |
[INFO] [stdout]     = help: bind the `Vec<&ObjectKind<'_>>` to a variable such that it outlives the pointer returned by `as_ptr`
[INFO] [stdout]     = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stdout]     = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]     = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.0.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "19cc297eca0b994c0999fe97545961a35454b152feb095e833eae2acddea6dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19cc297eca0b994c0999fe97545961a35454b152feb095e833eae2acddea6dcf", kill_on_drop: false }`
[INFO] [stdout] 19cc297eca0b994c0999fe97545961a35454b152feb095e833eae2acddea6dcf
