[INFO] cloning repository https://github.com/FenderLang/Fender
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FenderLang/Fender" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFenderLang%2FFender", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFenderLang%2FFender'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6797de347a9a3baa17c72b828099f093916500d7
[INFO] testing FenderLang/Fender against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFenderLang%2FFender" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FenderLang/Fender
[INFO] finished tweaking git repo https://github.com/FenderLang/Fender
[INFO] tweaked toml for git repo https://github.com/FenderLang/Fender written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FenderLang/Fender on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FenderLang/Fender 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1256470acb4e702f41f0a27c4a92f410348ade83599ac05191d097fa7b764028
[INFO] running `Command { std: "docker" "start" "-a" "1256470acb4e702f41f0a27c4a92f410348ade83599ac05191d097fa7b764028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1256470acb4e702f41f0a27c4a92f410348ade83599ac05191d097fa7b764028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1256470acb4e702f41f0a27c4a92f410348ade83599ac05191d097fa7b764028", kill_on_drop: false }`
[INFO] [stdout] 1256470acb4e702f41f0a27c4a92f410348ade83599ac05191d097fa7b764028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05f41b546627e18116248e88840aa84866c747c98a6c56503076934278815461
[INFO] running `Command { std: "docker" "start" "-a" "05f41b546627e18116248e88840aa84866c747c98a6c56503076934278815461", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling rustix v0.37.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling bumpalo v3.12.0
[INFO] [stderr]    Compiling nu-ansi-term v0.47.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling libloading v0.8.0
[INFO] [stderr]    Compiling freight_vm v0.1.0 (https://github.com/FenderLang/Freight?rev=4435832f236428b5e5373e4d78766e1d788b0a66#4435832f)
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling flux_bnf v0.1.0 (https://github.com/FenderLang/Flux?rev=0b7b25e36313e76f0aa43d5f61b2f07a99322a72#0b7b25e3)
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling vte v0.10.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling fd-lock v3.0.12
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling crossterm v0.24.0
[INFO] [stderr]    Compiling reedline v0.18.0
[INFO] [stderr]    Compiling fender v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/lexical_scope.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn child_scope(&self, args: ArgCount, return_target: usize) -> LexicalScope {
[INFO] [stdout]    |                        ^^^^^ the lifetime is elided here               ^^^^^^^^^^^^ the same lifetime is hidden 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] 44 |     pub fn child_scope(&self, args: ArgCount, return_target: usize) -> LexicalScope<'_> {
[INFO] [stdout]    |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn render_prompt_left(&self) -> std::borrow::Cow<str> {
[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] 39 |     fn render_prompt_left(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn render_prompt_right(&self) -> std::borrow::Cow<str> {
[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] 43 |     fn render_prompt_right(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 49 |         _prompt_mode: reedline::PromptEditMode,
[INFO] [stdout] 50 |     ) -> std::borrow::Cow<str> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 50 |     ) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:54:42
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn render_prompt_multiline_indicator(&self) -> std::borrow::Cow<str> {
[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] 54 |     fn render_prompt_multiline_indicator(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 60 |         _history_search: reedline::PromptHistorySearch,
[INFO] [stdout] 61 |     ) -> std::borrow::Cow<str> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 61 |     ) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lazy_cell.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn get(&self) -> RwLockReadGuard<Option<T>> {
[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] 16 |     pub fn get(&self) -> RwLockReadGuard<'_, Option<T>> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.51s
[INFO] running `Command { std: "docker" "inspect" "05f41b546627e18116248e88840aa84866c747c98a6c56503076934278815461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05f41b546627e18116248e88840aa84866c747c98a6c56503076934278815461", kill_on_drop: false }`
[INFO] [stdout] 05f41b546627e18116248e88840aa84866c747c98a6c56503076934278815461
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57c40a1bef3ff2bfe49adf7ff59bd98c66911b9dc6064dafabf3e48548ff8f14
[INFO] running `Command { std: "docker" "start" "-a" "57c40a1bef3ff2bfe49adf7ff59bd98c66911b9dc6064dafabf3e48548ff8f14", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/lexical_scope.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn child_scope(&self, args: ArgCount, return_target: usize) -> LexicalScope {
[INFO] [stdout]    |                        ^^^^^ the lifetime is elided here               ^^^^^^^^^^^^ the same lifetime is hidden 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] 44 |     pub fn child_scope(&self, args: ArgCount, return_target: usize) -> LexicalScope<'_> {
[INFO] [stdout]    |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn render_prompt_left(&self) -> std::borrow::Cow<str> {
[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] 39 |     fn render_prompt_left(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fender v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn render_prompt_right(&self) -> std::borrow::Cow<str> {
[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] 43 |     fn render_prompt_right(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 49 |         _prompt_mode: reedline::PromptEditMode,
[INFO] [stdout] 50 |     ) -> std::borrow::Cow<str> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 50 |     ) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:54:42
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn render_prompt_multiline_indicator(&self) -> std::borrow::Cow<str> {
[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] 54 |     fn render_prompt_multiline_indicator(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 60 |         _history_search: reedline::PromptHistorySearch,
[INFO] [stdout] 61 |     ) -> std::borrow::Cow<str> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 61 |     ) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lazy_cell.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn get(&self) -> RwLockReadGuard<Option<T>> {
[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] 16 |     pub fn get(&self) -> RwLockReadGuard<'_, Option<T>> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/lexical_scope.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn child_scope(&self, args: ArgCount, return_target: usize) -> LexicalScope {
[INFO] [stdout]    |                        ^^^^^ the lifetime is elided here               ^^^^^^^^^^^^ the same lifetime is hidden 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] 44 |     pub fn child_scope(&self, args: ArgCount, return_target: usize) -> LexicalScope<'_> {
[INFO] [stdout]    |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn render_prompt_left(&self) -> std::borrow::Cow<str> {
[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] 39 |     fn render_prompt_left(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn render_prompt_right(&self) -> std::borrow::Cow<str> {
[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] 43 |     fn render_prompt_right(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 49 |         _prompt_mode: reedline::PromptEditMode,
[INFO] [stdout] 50 |     ) -> std::borrow::Cow<str> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 50 |     ) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:54:42
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn render_prompt_multiline_indicator(&self) -> std::borrow::Cow<str> {
[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] 54 |     fn render_prompt_multiline_indicator(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/repl.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 60 |         _history_search: reedline::PromptHistorySearch,
[INFO] [stdout] 61 |     ) -> std::borrow::Cow<str> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 61 |     ) -> std::borrow::Cow<'_, str> {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lazy_cell.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn get(&self) -> RwLockReadGuard<Option<T>> {
[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] 16 |     pub fn get(&self) -> RwLockReadGuard<'_, Option<T>> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "57c40a1bef3ff2bfe49adf7ff59bd98c66911b9dc6064dafabf3e48548ff8f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57c40a1bef3ff2bfe49adf7ff59bd98c66911b9dc6064dafabf3e48548ff8f14", kill_on_drop: false }`
[INFO] [stdout] 57c40a1bef3ff2bfe49adf7ff59bd98c66911b9dc6064dafabf3e48548ff8f14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3ed15c54c8eea15b7a109dcec90eb1c2b5442bccaf7a8e75a7ac790ae493262
[INFO] running `Command { std: "docker" "start" "-a" "e3ed15c54c8eea15b7a109dcec90eb1c2b5442bccaf7a8e75a7ac790ae493262", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/interpreter/lexical_scope.rs:44:24
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn child_scope(&self, args: ArgCount, return_target: usize) -> LexicalScope {
[INFO] [stderr]    |                        ^^^^^ the lifetime is elided here               ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn child_scope(&self, args: ArgCount, return_target: usize) -> LexicalScope<'_> {
[INFO] [stderr]    |                                                                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/interpreter/repl.rs:39:27
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn render_prompt_left(&self) -> std::borrow::Cow<str> {
[INFO] [stderr]    |                           ^^^^^     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                           |
[INFO] [stderr]    |                           the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn render_prompt_left(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stderr]    |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/interpreter/repl.rs:43:28
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn render_prompt_right(&self) -> std::borrow::Cow<str> {
[INFO] [stderr]    |                            ^^^^^     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn render_prompt_right(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stderr]    |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/interpreter/repl.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         &self,
[INFO] [stderr]    |         ^^^^^ the lifetime is elided here
[INFO] [stderr] 49 |         _prompt_mode: reedline::PromptEditMode,
[INFO] [stderr] 50 |     ) -> std::borrow::Cow<str> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 50 |     ) -> std::borrow::Cow<'_, str> {
[INFO] [stderr]    |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/interpreter/repl.rs:54:42
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn render_prompt_multiline_indicator(&self) -> std::borrow::Cow<str> {
[INFO] [stderr]    |                                          ^^^^^     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                          |
[INFO] [stderr]    |                                          the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn render_prompt_multiline_indicator(&self) -> std::borrow::Cow<'_, str> {
[INFO] [stderr]    |                                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/interpreter/repl.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         &self,
[INFO] [stderr]    |         ^^^^^ the lifetime is elided here
[INFO] [stderr] 60 |         _history_search: reedline::PromptHistorySearch,
[INFO] [stderr] 61 |     ) -> std::borrow::Cow<str> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 61 |     ) -> std::borrow::Cow<'_, str> {
[INFO] [stderr]    |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lazy_cell.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn get(&self) -> RwLockReadGuard<Option<T>> {
[INFO] [stderr]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                |
[INFO] [stderr]    |                the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn get(&self) -> RwLockReadGuard<'_, Option<T>> {
[INFO] [stderr]    |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `fender` (lib) generated 7 warnings (run `cargo fix --lib -p fender` to apply 7 suggestions)
[INFO] [stderr] warning: `fender` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fender-5ca1fff1b011ec82)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test test::lists ... ok
[INFO] [stdout] test test::pass_by_value ... ok
[INFO] [stdout] test test::algebraic_expressions ... ok
[INFO] [stdout] test test::closures ... ok
[INFO] [stdout] test test::imports ... ok
[INFO] [stdout] test test::capture ... ok
[INFO] [stdout] test test::hash_maps::create ... ok
[INFO] [stdout] test test::assign_operate ... ok
[INFO] [stdout] test test::hash_maps::assignment ... ok
[INFO] [stdout] test test::hash_maps::check_eq ... ok
[INFO] [stdout] test test::run_pass_by_reference_file ... ok
[INFO] [stdout] test test::return_statement ... ok
[INFO] [stdout] test test::format_strings ... ok
[INFO] [stdout] test test::hash_maps::insert ... ok
[INFO] [stdout] test test::stdlib::cast::r#ref ... ok
[INFO] [stdout] test test::stdlib::cast::bool ... ok
[INFO] [stdout] test test::stdlib::cast::list ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/fender-5ca1fff1b011ec82` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "e3ed15c54c8eea15b7a109dcec90eb1c2b5442bccaf7a8e75a7ac790ae493262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ed15c54c8eea15b7a109dcec90eb1c2b5442bccaf7a8e75a7ac790ae493262", kill_on_drop: false }`
[INFO] [stdout] e3ed15c54c8eea15b7a109dcec90eb1c2b5442bccaf7a8e75a7ac790ae493262
