[INFO] cloning repository https://github.com/ixora-0/rubiks-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ixora-0/rubiks-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fixora-0%2Frubiks-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fixora-0%2Frubiks-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06a09931d9fb442f544d09a0dacde90da224570a
[INFO] checking ixora-0/rubiks-solver against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fixora-0%2Frubiks-solver" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ixora-0/rubiks-solver on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ixora-0/rubiks-solver
[INFO] finished tweaking git repo https://github.com/ixora-0/rubiks-solver
[INFO] tweaked toml for git repo https://github.com/ixora-0/rubiks-solver written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ixora-0/rubiks-solver 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" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csv v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f706f1e466a3bef8d2451c2eb52223eed133128a3d58d6f86cf7aeb349d84682
[INFO] running `Command { std: "docker" "start" "-a" "f706f1e466a3bef8d2451c2eb52223eed133128a3d58d6f86cf7aeb349d84682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f706f1e466a3bef8d2451c2eb52223eed133128a3d58d6f86cf7aeb349d84682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f706f1e466a3bef8d2451c2eb52223eed133128a3d58d6f86cf7aeb349d84682", kill_on_drop: false }`
[INFO] [stdout] f706f1e466a3bef8d2451c2eb52223eed133128a3d58d6f86cf7aeb349d84682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f15bb7f5409c7803f1bd1e9a0eee945352bc327485baf82937d57d16c0fa91d8
[INFO] running `Command { std: "docker" "start" "-a" "f15bb7f5409c7803f1bd1e9a0eee945352bc327485baf82937d57d16c0fa91d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking csv v1.2.0
[INFO] [stderr]     Checking rubiks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a shared reference to mutable static is discouraged
[INFO] [stdout]    --> src/search.rs:110:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |         if let Some(cache) = &ALL_POSSIBLE_SOLVED_CUBES_CACHE {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: this will be a hard error in the 2024 edition
[INFO] [stdout]     = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 110 |         if let Some(cache) = addr_of!(ALL_POSSIBLE_SOLVED_CUBES_CACHE) {
[INFO] [stdout]     |                              ~~~~~~~~~                               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static is discouraged
[INFO] [stdout]    --> src/search.rs:110:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |         if let Some(cache) = &ALL_POSSIBLE_SOLVED_CUBES_CACHE {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: this will be a hard error in the 2024 edition
[INFO] [stdout]     = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 110 |         if let Some(cache) = addr_of!(ALL_POSSIBLE_SOLVED_CUBES_CACHE) {
[INFO] [stdout]     |                              ~~~~~~~~~                               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "f15bb7f5409c7803f1bd1e9a0eee945352bc327485baf82937d57d16c0fa91d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f15bb7f5409c7803f1bd1e9a0eee945352bc327485baf82937d57d16c0fa91d8", kill_on_drop: false }`
[INFO] [stdout] f15bb7f5409c7803f1bd1e9a0eee945352bc327485baf82937d57d16c0fa91d8