[INFO] cloning repository https://github.com/mhdirkse/quadratic-equations-2d
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhdirkse/quadratic-equations-2d" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhdirkse%2Fquadratic-equations-2d", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1ab2a3a7cdd011a8a2a8ad0f052c57c58680478
[INFO] testing mhdirkse/quadratic-equations-2d against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhdirkse%2Fquadratic-equations-2d" "/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/mhdirkse/quadratic-equations-2d
[INFO] finished tweaking git repo https://github.com/mhdirkse/quadratic-equations-2d
[INFO] tweaked toml for git repo https://github.com/mhdirkse/quadratic-equations-2d written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mhdirkse/quadratic-equations-2d 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 git repo https://github.com/mhdirkse/quadratic-equations-2d 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 }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 00bf3e043ba2fc997e687709f6815061ef47e18f1b5f9c15a3fe47a807da96db
[INFO] running `Command { std: "docker" "start" "-a" "00bf3e043ba2fc997e687709f6815061ef47e18f1b5f9c15a3fe47a807da96db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
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[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling far_shared v0.2.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
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[INFO] [stderr]    Compiling string_cache v0.8.4
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling lalrpop-util v0.19.8
[INFO] [stderr]    Compiling lalrpop v0.19.8
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling proc-macro-crate v1.2.1
[INFO] [stderr]    Compiling far_macros v0.2.0
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling far v0.2.1
[INFO] [stderr]    Compiling quadratic-equations-2d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `PRIMES_BOUND` is never used
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/quadratic-equations-2d-62a4951f2e9b77c4/out/primes.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const PRIMES_BOUND: u32 = 65536;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUM_PRIMES` is never used
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/quadratic-equations-2d-62a4951f2e9b77c4/out/primes.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const NUM_PRIMES: u32 = 6542;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PRIMES` is never used
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/quadratic-equations-2d-62a4951f2e9b77c4/out/primes.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const PRIMES: [u32; 6542] = [2, 3, 5, 7, 11, 13, 17, 19, 23, 29,
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_prime` is never used
[INFO] [stdout]   --> src/primes_include.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn is_prime(n: u32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stored_prime_index` is never used
[INFO] [stdout]   --> src/primes_include.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn stored_prime_index(n: u32) -> Option<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Factor` is never constructed
[INFO] [stdout]  --> src/primes.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Factor {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factors` is never used
[INFO] [stdout]   --> src/primes.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn factors(n: u32) -> Vec<Factor> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `next_factor` is never used
[INFO] [stdout]   --> src/primes.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn next_factor(n: u32, factor: u32) -> (u32, u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sqrt` is never used
[INFO] [stdout]  --> src/sqrt.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn sqrt(r: Rational32) -> Option<(Rational32, u32)> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_square_times_root` is never used
[INFO] [stdout]   --> src/sqrt.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn split_square_times_root(n: u32) -> (u32, u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_square_div_root` is never used
[INFO] [stdout]   --> src/sqrt.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn split_square_div_root(n: u32) -> (u32, u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "00bf3e043ba2fc997e687709f6815061ef47e18f1b5f9c15a3fe47a807da96db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00bf3e043ba2fc997e687709f6815061ef47e18f1b5f9c15a3fe47a807da96db", kill_on_drop: false }`
[INFO] [stdout] 00bf3e043ba2fc997e687709f6815061ef47e18f1b5f9c15a3fe47a807da96db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af6673f6a5d76222a3aafa7dc8ba94314e28ab66bcea87079efbfc09edff95c7
[INFO] running `Command { std: "docker" "start" "-a" "af6673f6a5d76222a3aafa7dc8ba94314e28ab66bcea87079efbfc09edff95c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stdout] warning: constant `PRIMES_BOUND` is never used
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/quadratic-equations-2d-62a4951f2e9b77c4/out/primes.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const PRIMES_BOUND: u32 = 65536;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUM_PRIMES` is never used
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/quadratic-equations-2d-62a4951f2e9b77c4/out/primes.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const NUM_PRIMES: u32 = 6542;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PRIMES` is never used
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/quadratic-equations-2d-62a4951f2e9b77c4/out/primes.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const PRIMES: [u32; 6542] = [2, 3, 5, 7, 11, 13, 17, 19, 23, 29,
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_prime` is never used
[INFO] [stdout]   --> src/primes_include.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn is_prime(n: u32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stored_prime_index` is never used
[INFO] [stdout]   --> src/primes_include.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn stored_prime_index(n: u32) -> Option<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Factor` is never constructed
[INFO] [stdout]  --> src/primes.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Factor {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factors` is never used
[INFO] [stdout]   --> src/primes.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn factors(n: u32) -> Vec<Factor> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `next_factor` is never used
[INFO] [stdout]   --> src/primes.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn next_factor(n: u32, factor: u32) -> (u32, u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sqrt` is never used
[INFO] [stdout]  --> src/sqrt.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn sqrt(r: Rational32) -> Option<(Rational32, u32)> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_square_times_root` is never used
[INFO] [stdout]   --> src/sqrt.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn split_square_times_root(n: u32) -> (u32, u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_square_div_root` is never used
[INFO] [stdout]   --> src/sqrt.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn split_square_div_root(n: u32) -> (u32, u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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 fail v0.5.1
[INFO] [stderr]    Compiling quadratic-equations-2d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "af6673f6a5d76222a3aafa7dc8ba94314e28ab66bcea87079efbfc09edff95c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af6673f6a5d76222a3aafa7dc8ba94314e28ab66bcea87079efbfc09edff95c7", kill_on_drop: false }`
[INFO] [stdout] af6673f6a5d76222a3aafa7dc8ba94314e28ab66bcea87079efbfc09edff95c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5624143cf038f69f1435fd8dc2682d0c036f4e5322bcfe0e39c02085d7d7961
[INFO] running `Command { std: "docker" "start" "-a" "c5624143cf038f69f1435fd8dc2682d0c036f4e5322bcfe0e39c02085d7d7961", kill_on_drop: false }`
[INFO] [stderr] warning: constant `PRIMES_BOUND` is never used
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/quadratic-equations-2d-62a4951f2e9b77c4/out/primes.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const PRIMES_BOUND: u32 = 65536;
[INFO] [stderr]   |           ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `NUM_PRIMES` is never used
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/quadratic-equations-2d-62a4951f2e9b77c4/out/primes.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const NUM_PRIMES: u32 = 6542;
[INFO] [stderr]   |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `PRIMES` is never used
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/quadratic-equations-2d-62a4951f2e9b77c4/out/primes.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub const PRIMES: [u32; 6542] = [2, 3, 5, 7, 11, 13, 17, 19, 23, 29,
[INFO] [stderr]   |           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_prime` is never used
[INFO] [stderr]   --> src/primes_include.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn is_prime(n: u32) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `stored_prime_index` is never used
[INFO] [stderr]   --> src/primes_include.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn stored_prime_index(n: u32) -> Option<usize> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Factor` is never constructed
[INFO] [stderr]  --> src/primes.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Factor {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `factors` is never used
[INFO] [stderr]   --> src/primes.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn factors(n: u32) -> Vec<Factor> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `next_factor` is never used
[INFO] [stderr]   --> src/primes.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn next_factor(n: u32, factor: u32) -> (u32, u32) {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sqrt` is never used
[INFO] [stderr]  --> src/sqrt.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn sqrt(r: Rational32) -> Option<(Rational32, u32)> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `split_square_times_root` is never used
[INFO] [stderr]   --> src/sqrt.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn split_square_times_root(n: u32) -> (u32, u32) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `split_square_div_root` is never used
[INFO] [stderr]   --> src/sqrt.rs:45:4
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn split_square_div_root(n: u32) -> (u32, u32) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `quadratic-equations-2d` (bin "quadratic-equations-2d") generated 11 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/quadratic_equations_2d-d69d8a85ff0fdf91)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test expression::test::expression_to_string ... ok
[INFO] [stdout] test generation::format_table::test::empty ... ok
[INFO] [stdout] test generation::format_table::test::one ... ok
[INFO] [stdout] test generation::format_table::test::three_per_line ... ok
[INFO] [stdout] test generation::format_table::test::two_lines ... ok
[INFO] [stdout] test generation::format_table::test::two_on_one_line ... ok
[INFO] [stdout] test generation::get_primes::tests::max_root_of_uint32_is_2_pow_16 ... ok
[INFO] [stdout] test generation::get_primes::tests::test_primes ... ok
[INFO] [stdout] test generation::get_primes::tests::test_sqrt_floor ... ok
[INFO] [stdout] test parser::test::parse_div_expression ... ok
[INFO] [stdout] test parser::test::parse_add_expression ... ok
[INFO] [stdout] test generation::get_primes::tests::max_u32_is_ffffffff ... ok
[INFO] [stdout] test parser::test::parse_minus_expression ... ok
[INFO] [stdout] test parser::test::parse_mult_expression ... ok
[INFO] [stdout] test parser::test::left_op_takes_precedence ... ok
[INFO] [stdout] test primes::test::factors_four ... ok
[INFO] [stdout] test primes::test::factors_twelve ... ok
[INFO] [stdout] test sqrt::test::test_split_square_div_root ... ok
[INFO] [stdout] test sqrt::test::test_split_square_times_root ... ok
[INFO] [stdout] test sqrt::test::test_sqrt ... ok
[INFO] [stdout] test primes::test::factors_three ... ok
[INFO] [stdout] test primes::test::test_two_different_factors_finish_remainder_one ... ok
[INFO] [stdout] test primes::test::factors_two ... ok
[INFO] [stdout] test primes::test::test_remaining_factor_added ... ok
[INFO] [stdout] test primes::test::test_we_do_not_have_reduced_primes_array ... ok
[INFO] [stdout] test parser::test::right_op_takes_precedence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/primes.rs (/opt/rustwide/target/debug/deps/primes-2e416677e155059d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_is_prime ... ok
[INFO] [stdout] test test_stored_prime_index ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/rational.rs (/opt/rustwide/target/debug/deps/rational-a388c9ce26173a89)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test automatically_denom_positive ... ok
[INFO] [stdout] test automatically_simplified ... ok
[INFO] [stdout] test check_equality ... ok
[INFO] [stdout] test big_automatically_simplified ... ok
[INFO] [stdout] test checked_mul_no_overflow ... ok
[INFO] [stdout] test checked_mul_overflow ... ok
[INFO] [stdout] test do_minus ... ok
[INFO] [stdout] test do_multiply ... ok
[INFO] [stdout] test checked_add_no_overflow ... ok
[INFO] [stdout] test checked_add_overflow ... ok
[INFO] [stdout] test compare ... ok
[INFO] [stdout] test do_divide ... ok
[INFO] [stdout] test do_plus ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5624143cf038f69f1435fd8dc2682d0c036f4e5322bcfe0e39c02085d7d7961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5624143cf038f69f1435fd8dc2682d0c036f4e5322bcfe0e39c02085d7d7961", kill_on_drop: false }`
[INFO] [stdout] c5624143cf038f69f1435fd8dc2682d0c036f4e5322bcfe0e39c02085d7d7961
