[INFO] cloning repository https://github.com/dmitmel/sort-visualization
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmitmel/sort-visualization" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitmel%2Fsort-visualization", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitmel%2Fsort-visualization'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 895cedf116d57b1d9494297e1d56383c2370b57d
[INFO] checking dmitmel/sort-visualization against try#901d6c1c62d7c61e05469e996c297476078ee06b for pr-157082
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitmel%2Fsort-visualization" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dmitmel/sort-visualization
[INFO] finished tweaking git repo https://github.com/dmitmel/sort-visualization
[INFO] tweaked toml for git repo https://github.com/dmitmel/sort-visualization written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dmitmel/sort-visualization 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/dmitmel/sort-visualization 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-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7bd1a91891ab618bc562ed06fd1c0ec1fce10fa1a31a1642425f98ec8605f6b9
[INFO] running `Command { std: "docker" "start" "7bd1a91891ab618bc562ed06fd1c0ec1fce10fa1a31a1642425f98ec8605f6b9", 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" "7bd1a91891ab618bc562ed06fd1c0ec1fce10fa1a31a1642425f98ec8605f6b9" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bd1a91891ab618bc562ed06fd1c0ec1fce10fa1a31a1642425f98ec8605f6b9", 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" "7bd1a91891ab618bc562ed06fd1c0ec1fce10fa1a31a1642425f98ec8605f6b9" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]     Checking piston-viewport v0.5.0
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking read_color v1.0.0
[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-0.4.2/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] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[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] running `Command { std: "docker" "inspect" "7bd1a91891ab618bc562ed06fd1c0ec1fce10fa1a31a1642425f98ec8605f6b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd1a91891ab618bc562ed06fd1c0ec1fce10fa1a31a1642425f98ec8605f6b9", kill_on_drop: false }`
[INFO] [stdout] 7bd1a91891ab618bc562ed06fd1c0ec1fce10fa1a31a1642425f98ec8605f6b9
