[INFO] cloning repository https://github.com/Dav-11/cache_sim_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dav-11/cache_sim_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDav-11%2Fcache_sim_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDav-11%2Fcache_sim_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20a678227260d7d29dad9cd6b4dcd2b03a6464f9
[INFO] checking Dav-11/cache_sim_rs against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDav-11%2Fcache_sim_rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Dav-11/cache_sim_rs
[INFO] finished tweaking git repo https://github.com/Dav-11/cache_sim_rs
[INFO] tweaked toml for git repo https://github.com/Dav-11/cache_sim_rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Dav-11/cache_sim_rs on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Dav-11/cache_sim_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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c181a740a47d24f4f68e27bdd1516731e555f6f23bacee3a85b56ead156a84f3
[INFO] running `Command { std: "docker" "start" "-a" "c181a740a47d24f4f68e27bdd1516731e555f6f23bacee3a85b56ead156a84f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c181a740a47d24f4f68e27bdd1516731e555f6f23bacee3a85b56ead156a84f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c181a740a47d24f4f68e27bdd1516731e555f6f23bacee3a85b56ead156a84f3", kill_on_drop: false }`
[INFO] [stdout] c181a740a47d24f4f68e27bdd1516731e555f6f23bacee3a85b56ead156a84f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb9222b4f4861c07198f571f922d19da4e09f9f34693b2f7e4507b2eef47fffe
[INFO] running `Command { std: "docker" "start" "-a" "bb9222b4f4861c07198f571f922d19da4e09f9f34693b2f7e4507b2eef47fffe", kill_on_drop: false }`
[INFO] [stderr]     Checking cache_sim_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: use of unstable library feature `linked_list_retain`
[INFO] [stdout]   --> src/cache.rs:42:24
[INFO] [stdout]    |
[INFO] [stdout] 42 |             self.order.retain(|&x| x != *address); // Remove existing instance
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #114135 <https://github.com/rust-lang/rust/issues/114135> for more information
[INFO] [stdout]    = help: add `#![feature(linked_list_retain)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-10-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/cache.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |             self.order.retain(|&x| x != *address); // Remove existing instance
[INFO] [stdout]    |                                ^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                types differ in mutability
[INFO] [stdout]    |                                expected due to this
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut i32`
[INFO] [stdout]                       found reference `&_`
[INFO] [stdout] help: consider removing `&` from the pattern
[INFO] [stdout]    |
[INFO] [stdout] 42 -             self.order.retain(|&x| x != *address); // Remove existing instance
[INFO] [stdout] 42 +             self.order.retain(|x| x != *address); // Remove existing instance
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `linked_list_retain`
[INFO] [stdout]   --> src/cache.rs:58:24
[INFO] [stdout]    |
[INFO] [stdout] 58 |             self.order.retain(|&x| x != address);
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #114135 <https://github.com/rust-lang/rust/issues/114135> for more information
[INFO] [stdout]    = help: add `#![feature(linked_list_retain)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-10-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/cache.rs:58:32
[INFO] [stdout]    |
[INFO] [stdout] 58 |             self.order.retain(|&x| x != address);
[INFO] [stdout]    |                                ^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                types differ in mutability
[INFO] [stdout]    |                                expected due to this
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut i32`
[INFO] [stdout]                       found reference `&_`
[INFO] [stdout] help: consider removing `&` from the pattern
[INFO] [stdout]    |
[INFO] [stdout] 58 -             self.order.retain(|&x| x != address);
[INFO] [stdout] 58 +             self.order.retain(|x| x != address);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `linked_list_retain`
[INFO] [stdout]   --> src/cache.rs:81:24
[INFO] [stdout]    |
[INFO] [stdout] 81 |             self.order.retain(|&x| x != *address);
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #114135 <https://github.com/rust-lang/rust/issues/114135> for more information
[INFO] [stdout]    = help: add `#![feature(linked_list_retain)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-10-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/cache.rs:81:32
[INFO] [stdout]    |
[INFO] [stdout] 81 |             self.order.retain(|&x| x != *address);
[INFO] [stdout]    |                                ^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                types differ in mutability
[INFO] [stdout]    |                                expected due to this
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut i32`
[INFO] [stdout]                       found reference `&_`
[INFO] [stdout] help: consider removing `&` from the pattern
[INFO] [stdout]    |
[INFO] [stdout] 81 -             self.order.retain(|&x| x != *address);
[INFO] [stdout] 81 +             self.order.retain(|x| x != *address);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `linked_list_retain`
[INFO] [stdout]   --> src/cache.rs:93:24
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.order.retain(|&x| x != address);
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #114135 <https://github.com/rust-lang/rust/issues/114135> for more information
[INFO] [stdout]    = help: add `#![feature(linked_list_retain)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-10-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/cache.rs:93:32
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.order.retain(|&x| x != address);
[INFO] [stdout]    |                                ^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                types differ in mutability
[INFO] [stdout]    |                                expected due to this
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut i32`
[INFO] [stdout]                       found reference `&_`
[INFO] [stdout] help: consider removing `&` from the pattern
[INFO] [stdout]    |
[INFO] [stdout] 93 -             self.order.retain(|&x| x != address);
[INFO] [stdout] 93 +             self.order.retain(|x| x != address);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cache_sim_rs` (bin "cache_sim_rs") due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0658]: use of unstable library feature `linked_list_retain`
[INFO] [stdout]   --> src/cache.rs:42:24
[INFO] [stdout]    |
[INFO] [stdout] 42 |             self.order.retain(|&x| x != *address); // Remove existing instance
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #114135 <https://github.com/rust-lang/rust/issues/114135> for more information
[INFO] [stdout]    = help: add `#![feature(linked_list_retain)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-10-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/cache.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |             self.order.retain(|&x| x != *address); // Remove existing instance
[INFO] [stdout]    |                                ^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                types differ in mutability
[INFO] [stdout]    |                                expected due to this
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut i32`
[INFO] [stdout]                       found reference `&_`
[INFO] [stdout] help: consider removing `&` from the pattern
[INFO] [stdout]    |
[INFO] [stdout] 42 -             self.order.retain(|&x| x != *address); // Remove existing instance
[INFO] [stdout] 42 +             self.order.retain(|x| x != *address); // Remove existing instance
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `linked_list_retain`
[INFO] [stdout]   --> src/cache.rs:58:24
[INFO] [stdout]    |
[INFO] [stdout] 58 |             self.order.retain(|&x| x != address);
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #114135 <https://github.com/rust-lang/rust/issues/114135> for more information
[INFO] [stdout]    = help: add `#![feature(linked_list_retain)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-10-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/cache.rs:58:32
[INFO] [stdout]    |
[INFO] [stdout] 58 |             self.order.retain(|&x| x != address);
[INFO] [stdout]    |                                ^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                types differ in mutability
[INFO] [stdout]    |                                expected due to this
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut i32`
[INFO] [stdout]                       found reference `&_`
[INFO] [stdout] help: consider removing `&` from the pattern
[INFO] [stdout]    |
[INFO] [stdout] 58 -             self.order.retain(|&x| x != address);
[INFO] [stdout] 58 +             self.order.retain(|x| x != address);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `linked_list_retain`
[INFO] [stdout]   --> src/cache.rs:81:24
[INFO] [stdout]    |
[INFO] [stdout] 81 |             self.order.retain(|&x| x != *address);
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #114135 <https://github.com/rust-lang/rust/issues/114135> for more information
[INFO] [stdout]    = help: add `#![feature(linked_list_retain)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-10-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/cache.rs:81:32
[INFO] [stdout]    |
[INFO] [stdout] 81 |             self.order.retain(|&x| x != *address);
[INFO] [stdout]    |                                ^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                types differ in mutability
[INFO] [stdout]    |                                expected due to this
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut i32`
[INFO] [stdout]                       found reference `&_`
[INFO] [stdout] help: consider removing `&` from the pattern
[INFO] [stdout]    |
[INFO] [stdout] 81 -             self.order.retain(|&x| x != *address);
[INFO] [stdout] 81 +             self.order.retain(|x| x != *address);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `linked_list_retain`
[INFO] [stdout]   --> src/cache.rs:93:24
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.order.retain(|&x| x != address);
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #114135 <https://github.com/rust-lang/rust/issues/114135> for more information
[INFO] [stdout]    = help: add `#![feature(linked_list_retain)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-10-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/cache.rs:93:32
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.order.retain(|&x| x != address);
[INFO] [stdout]    |                                ^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                types differ in mutability
[INFO] [stdout]    |                                expected due to this
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut i32`
[INFO] [stdout]                       found reference `&_`
[INFO] [stdout] help: consider removing `&` from the pattern
[INFO] [stdout]    |
[INFO] [stdout] 93 -             self.order.retain(|&x| x != address);
[INFO] [stdout] 93 +             self.order.retain(|x| x != address);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cache_sim_rs` (bin "cache_sim_rs" test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "bb9222b4f4861c07198f571f922d19da4e09f9f34693b2f7e4507b2eef47fffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb9222b4f4861c07198f571f922d19da4e09f9f34693b2f7e4507b2eef47fffe", kill_on_drop: false }`
[INFO] [stdout] bb9222b4f4861c07198f571f922d19da4e09f9f34693b2f7e4507b2eef47fffe
