[INFO] fetching crate rox2d 0.1.0...
[INFO] testing rox2d-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rox2d 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rox2d 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rox2d 0.1.0
[INFO] tweaked toml for crates.io crate rox2d 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rox2d 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rox2d 0.1.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9185ea4a1846d387b584f093701df5c1de9db6c130b9cfda5ccd8ae6c63362f7
[INFO] running `Command { std: "docker" "start" "-a" "9185ea4a1846d387b584f093701df5c1de9db6c130b9cfda5ccd8ae6c63362f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9185ea4a1846d387b584f093701df5c1de9db6c130b9cfda5ccd8ae6c63362f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9185ea4a1846d387b584f093701df5c1de9db6c130b9cfda5ccd8ae6c63362f7", kill_on_drop: false }`
[INFO] [stdout] 9185ea4a1846d387b584f093701df5c1de9db6c130b9cfda5ccd8ae6c63362f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b705e9b16e4a18d4bc5771516b9c2ad3c9fc581fecabf8cdaccb8ea26ddbcffb
[INFO] running `Command { std: "docker" "start" "-a" "b705e9b16e4a18d4bc5771516b9c2ad3c9fc581fecabf8cdaccb8ea26ddbcffb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling glam v0.22.0
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rox2d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(get_many_mut)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rc::Rc`
[INFO] [stdout]  --> src/rox2d/body.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp::Ordering, rc::Rc};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/rox2d/joint.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `get_many_mut` has been stable since 1.86.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(get_many_mut)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_many_mut` found for struct `Vec<Body>` in the current scope
[INFO] [stdout]    --> src/rox2d/world.rs:103:29
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 self.bodies.get_many_mut([key.body1, key.body2]).unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `get_mut` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 103 -                 self.bodies.get_many_mut([key.body1, key.body2]).unwrap();
[INFO] [stdout] 103 +                 self.bodies.get_mut([key.body1, key.body2]).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_many_mut` found for struct `Vec<Body>` in the current scope
[INFO] [stdout]    --> src/rox2d/world.rs:109:29
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 self.bodies.get_many_mut([*body1, *body2]).unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `get_mut` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 109 -                 self.bodies.get_many_mut([*body1, *body2]).unwrap();
[INFO] [stdout] 109 +                 self.bodies.get_mut([*body1, *body2]).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_many_mut` found for struct `Vec<Body>` in the current scope
[INFO] [stdout]    --> src/rox2d/world.rs:117:33
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     self.bodies.get_many_mut([key.body1, key.body2]).unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `get_mut` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 117 -                     self.bodies.get_many_mut([key.body1, key.body2]).unwrap();
[INFO] [stdout] 117 +                     self.bodies.get_mut([key.body1, key.body2]).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_many_mut` found for struct `Vec<Body>` in the current scope
[INFO] [stdout]    --> src/rox2d/world.rs:123:33
[INFO] [stdout]     |
[INFO] [stdout] 123 |                     self.bodies.get_many_mut([*body1, *body2]).unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `get_mut` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 123 -                     self.bodies.get_many_mut([*body1, *body2]).unwrap();
[INFO] [stdout] 123 +                     self.bodies.get_mut([*body1, *body2]).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `c` is never read
[INFO] [stdout]   --> src/rox2d/arbiter.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 let mut c = merged_contacts[i];
[INFO] [stdout]    |                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `separation` is never read
[INFO] [stdout]    --> src/rox2d/collide.rs:306:9
[INFO] [stdout]     |
[INFO] [stdout] 306 |         separation = face_b.y;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rox2d/collide.rs:311:9
[INFO] [stdout]     |
[INFO] [stdout] 311 |     let mut front_normal;
[INFO] [stdout]     |         ----^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rox2d/collide.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |     let mut side_normal;
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rox2d/collide.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |     let mut front;
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rox2d/collide.rs:315:9
[INFO] [stdout]     |
[INFO] [stdout] 315 |     let mut neg_side;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rox2d/collide.rs:316:9
[INFO] [stdout]     |
[INFO] [stdout] 316 |     let mut pos_side;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rox2d/collide.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |     let mut neg_edge;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rox2d/collide.rs:318:9
[INFO] [stdout]     |
[INFO] [stdout] 318 |     let mut pos_edge;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rox2d` (lib) due to 5 previous errors; 12 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b705e9b16e4a18d4bc5771516b9c2ad3c9fc581fecabf8cdaccb8ea26ddbcffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b705e9b16e4a18d4bc5771516b9c2ad3c9fc581fecabf8cdaccb8ea26ddbcffb", kill_on_drop: false }`
[INFO] [stdout] b705e9b16e4a18d4bc5771516b9c2ad3c9fc581fecabf8cdaccb8ea26ddbcffb
