[INFO] cloning repository https://github.com/oll3/rstris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oll3/rstris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foll3%2Frstris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foll3%2Frstris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c37565f863b618a897144765c5c428c4240da4c
[INFO] checking oll3/rstris against try#901d6c1c62d7c61e05469e996c297476078ee06b for pr-157082
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foll3%2Frstris" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oll3/rstris
[INFO] removed 1 missing examples
[INFO] finished tweaking git repo https://github.com/oll3/rstris
[INFO] tweaked toml for git repo https://github.com/oll3/rstris written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oll3/rstris on toolchain 901d6c1c62d7c61e05469e996c297476078ee06b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oll3/rstris 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" "+901d6c1c62d7c61e05469e996c297476078ee06b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3308ce805083db5062c879d63635c6a2f7c74df76fc71d9406acf7093cc9e177
[INFO] running `Command { std: "docker" "start" "3308ce805083db5062c879d63635c6a2f7c74df76fc71d9406acf7093cc9e177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3308ce805083db5062c879d63635c6a2f7c74df76fc71d9406acf7093cc9e177" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3308ce805083db5062c879d63635c6a2f7c74df76fc71d9406acf7093cc9e177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3308ce805083db5062c879d63635c6a2f7c74df76fc71d9406acf7093cc9e177" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]     Checking rstris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num-traits v0.2.8
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stdout] error[E0658]: use of unstable library feature `core_intrinsics`: intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.4.0/src/impls.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use core::intrinsics::transmute;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-05-28; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/find_path.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ((start.x() - end.x()).abs() as u64 + (start.dir() - end.dir()).abs() as u64)
[INFO] [stdout]    |     ^                                                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -     ((start.x() - end.x()).abs() as u64 + (start.dir() - end.dir()).abs() as u64)
[INFO] [stdout] 33 +     (start.x() - end.x()).abs() as u64 + (start.dir() - end.dir()).abs() as u64 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/matrix2.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         (p1 * self.width() as usize + p0)
[INFO] [stdout]    |         ^                               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 64 -         (p1 * self.width() as usize + p0)
[INFO] [stdout] 64 +         p1 * self.width() as usize + p0 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rand_core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `pf_name` is never read
[INFO] [stdout]  --> src/playfield.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Playfield {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 7 |     pf_name: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Playfield` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3308ce805083db5062c879d63635c6a2f7c74df76fc71d9406acf7093cc9e177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3308ce805083db5062c879d63635c6a2f7c74df76fc71d9406acf7093cc9e177", kill_on_drop: false }`
[INFO] [stdout] 3308ce805083db5062c879d63635c6a2f7c74df76fc71d9406acf7093cc9e177