[INFO] fetching crate pi_slab 0.1.0...
[INFO] testing pi_slab-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate pi_slab 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pi_slab 0.1.0
[INFO] finished tweaking crates.io crate pi_slab 0.1.0
[INFO] tweaked toml for crates.io crate pi_slab 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_slab 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dfbfec28eec72700493d0bd89bf678a6a8c643bf5732d990249e48bb6c60551
[INFO] running `Command { std: "docker" "start" "-a" "1dfbfec28eec72700493d0bd89bf678a6a8c643bf5732d990249e48bb6c60551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dfbfec28eec72700493d0bd89bf678a6a8c643bf5732d990249e48bb6c60551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dfbfec28eec72700493d0bd89bf678a6a8c643bf5732d990249e48bb6c60551", kill_on_drop: false }`
[INFO] [stdout] 1dfbfec28eec72700493d0bd89bf678a6a8c643bf5732d990249e48bb6c60551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d68da12ff98ae34acda2e561ca7249fdfd48a0dec8511782bfd19b74954388c
[INFO] running `Command { std: "docker" "start" "-a" "5d68da12ff98ae34acda2e561ca7249fdfd48a0dec8511782bfd19b74954388c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pi_slab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/lib.rs:504:52
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 return Some((curr + 1, unsafe{&mut (*self.entries)[curr]} ));
[INFO] [stdout]     |                                                    ^^------------^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this raw pointer has type `*mut Vec<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut Vec<T>`
[INFO] [stdout]    --> src/lib.rs:504:52
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 return Some((curr + 1, unsafe{&mut (*self.entries)[curr]} ));
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 return Some((curr + 1, unsafe{&mut (&mut (*self.entries))[curr]} ));
[INFO] [stdout]     |                                                    +++++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "5d68da12ff98ae34acda2e561ca7249fdfd48a0dec8511782bfd19b74954388c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d68da12ff98ae34acda2e561ca7249fdfd48a0dec8511782bfd19b74954388c", kill_on_drop: false }`
[INFO] [stdout] 5d68da12ff98ae34acda2e561ca7249fdfd48a0dec8511782bfd19b74954388c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90970a7eb73d041febb239f028643c2d0e4867e42e1a2727c9691206d3e61399
[INFO] running `Command { std: "docker" "start" "-a" "90970a7eb73d041febb239f028643c2d0e4867e42e1a2727c9691206d3e61399", kill_on_drop: false }`
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/lib.rs:504:52
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 return Some((curr + 1, unsafe{&mut (*self.entries)[curr]} ));
[INFO] [stdout]     |                                                    ^^------------^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this raw pointer has type `*mut Vec<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut Vec<T>`
[INFO] [stdout]    --> src/lib.rs:504:52
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 return Some((curr + 1, unsafe{&mut (*self.entries)[curr]} ));
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 return Some((curr + 1, unsafe{&mut (&mut (*self.entries))[curr]} ));
[INFO] [stdout]     |                                                    +++++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pi_slab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/lib.rs:504:52
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 return Some((curr + 1, unsafe{&mut (*self.entries)[curr]} ));
[INFO] [stdout]     |                                                    ^^------------^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this raw pointer has type `*mut Vec<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut Vec<T>`
[INFO] [stdout]    --> src/lib.rs:504:52
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 return Some((curr + 1, unsafe{&mut (*self.entries)[curr]} ));
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 return Some((curr + 1, unsafe{&mut (&mut (*self.entries))[curr]} ));
[INFO] [stdout]     |                                                    +++++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "90970a7eb73d041febb239f028643c2d0e4867e42e1a2727c9691206d3e61399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90970a7eb73d041febb239f028643c2d0e4867e42e1a2727c9691206d3e61399", kill_on_drop: false }`
[INFO] [stdout] 90970a7eb73d041febb239f028643c2d0e4867e42e1a2727c9691206d3e61399
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 972a2b8770479b3f38f96190b5f5c5be4f57a48ca7b8cd09c073074a166726cb
[INFO] running `Command { std: "docker" "start" "-a" "972a2b8770479b3f38f96190b5f5c5be4f57a48ca7b8cd09c073074a166726cb", kill_on_drop: false }`
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]    --> src/lib.rs:504:52
[INFO] [stderr]     |
[INFO] [stderr] 504 |                 return Some((curr + 1, unsafe{&mut (*self.entries)[curr]} ));
[INFO] [stderr]     |                                                    ^^------------^^^^^^^
[INFO] [stderr]     |                                                      |
[INFO] [stderr]     |                                                      this raw pointer has type `*mut Vec<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&mut Vec<T>`
[INFO] [stderr]    --> src/lib.rs:504:52
[INFO] [stderr]     |
[INFO] [stderr] 504 |                 return Some((curr + 1, unsafe{&mut (*self.entries)[curr]} ));
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]     |
[INFO] [stderr] 504 |                 return Some((curr + 1, unsafe{&mut (&mut (*self.entries))[curr]} ));
[INFO] [stderr]     |                                                    +++++                +
[INFO] [stderr] 
[INFO] [stderr] warning: `pi_slab` (lib) generated 1 warning
[INFO] [stderr] warning: `pi_slab` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pi_slab-7a45f004481cb906)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test ... ok
[INFO] [stdout] test test_alloc ... ok
[INFO] [stdout] test test_eff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pi_slab
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "972a2b8770479b3f38f96190b5f5c5be4f57a48ca7b8cd09c073074a166726cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "972a2b8770479b3f38f96190b5f5c5be4f57a48ca7b8cd09c073074a166726cb", kill_on_drop: false }`
[INFO] [stdout] 972a2b8770479b3f38f96190b5f5c5be4f57a48ca7b8cd09c073074a166726cb