[INFO] cloning repository https://github.com/Janko-dev/rusty_graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Janko-dev/rusty_graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanko-dev%2Frusty_graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanko-dev%2Frusty_graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fec81dcb07d4feedcd77c6f833c3fd378b460985
[INFO] testing Janko-dev/rusty_graph against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanko-dev%2Frusty_graph" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Janko-dev/rusty_graph
[INFO] finished tweaking git repo https://github.com/Janko-dev/rusty_graph
[INFO] tweaked toml for git repo https://github.com/Janko-dev/rusty_graph written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Janko-dev/rusty_graph on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Janko-dev/rusty_graph 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1cf60719068a94e7849b84b8b803a863998003c2d73215807eec9476b530e05
[INFO] running `Command { std: "docker" "start" "-a" "b1cf60719068a94e7849b84b8b803a863998003c2d73215807eec9476b530e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1cf60719068a94e7849b84b8b803a863998003c2d73215807eec9476b530e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1cf60719068a94e7849b84b8b803a863998003c2d73215807eec9476b530e05", kill_on_drop: false }`
[INFO] [stdout] b1cf60719068a94e7849b84b8b803a863998003c2d73215807eec9476b530e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32482c34b4a085889e5d394ac9b1889b246efd5c725b42b4da7df32c85295936
[INFO] running `Command { std: "docker" "start" "-a" "32482c34b4a085889e5d394ac9b1889b246efd5c725b42b4da7df32c85295936", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libloading v0.7.3
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[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling ahash v0.8.2
[INFO] [stderr]    Compiling x11-dl v2.20.0
[INFO] [stderr]    Compiling crossfont v0.5.1
[INFO] [stderr]    Compiling ttf-parser v0.17.1
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[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.6
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[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling png v0.17.6
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling nix v0.24.2
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[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling gethostname v0.2.3
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling nix v0.22.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling freetype-rs v0.26.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig v0.5.1
[INFO] [stderr]    Compiling owned_ttf_parser v0.17.1
[INFO] [stderr]    Compiling ab_glyph v0.2.18
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling webbrowser v0.7.1
[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling bytemuck_derive v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]    Compiling foreign-types-macros v0.2.2
[INFO] [stderr]    Compiling foreign-types v0.5.0
[INFO] [stderr]    Compiling bytemuck v1.12.1
[INFO] [stderr]    Compiling x11rb v0.9.0
[INFO] [stderr]    Compiling tiny-skia-path v0.7.0
[INFO] [stderr]    Compiling safe_arch v0.5.2
[INFO] [stderr]    Compiling emath v0.19.0
[INFO] [stderr]    Compiling epaint v0.19.0
[INFO] [stderr]    Compiling calloop v0.10.3
[INFO] [stderr]    Compiling wayland-cursor v0.29.5
[INFO] [stderr]    Compiling wayland-egl v0.29.5
[INFO] [stderr]    Compiling tiny-skia v0.7.0
[INFO] [stderr]    Compiling egui v0.19.0
[INFO] [stderr]    Compiling egui_glow v0.19.0
[INFO] [stderr]    Compiling arboard v2.1.1
[INFO] [stderr]    Compiling sctk-adwaita v0.4.3
[INFO] [stderr]    Compiling smithay-clipboard v0.6.6
[INFO] [stderr]    Compiling winit v0.27.5
[INFO] [stderr]    Compiling egui-winit v0.19.0
[INFO] [stderr]    Compiling glutin v0.29.1
[INFO] [stderr]    Compiling eframe v0.19.0
[INFO] [stderr]    Compiling rusty_graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:65:40
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:88:40
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:99:40
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 23s
[INFO] running `Command { std: "docker" "inspect" "32482c34b4a085889e5d394ac9b1889b246efd5c725b42b4da7df32c85295936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32482c34b4a085889e5d394ac9b1889b246efd5c725b42b4da7df32c85295936", kill_on_drop: false }`
[INFO] [stdout] 32482c34b4a085889e5d394ac9b1889b246efd5c725b42b4da7df32c85295936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 397a21a5598d7c06765d7ee74068bc028aa1358137416f08d522632c5bbadae2
[INFO] running `Command { std: "docker" "start" "-a" "397a21a5598d7c06765d7ee74068bc028aa1358137416f08d522632c5bbadae2", kill_on_drop: false }`
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:65:40
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:88:40
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:99:40
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty_graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:65:40
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:88:40
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:99:40
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "397a21a5598d7c06765d7ee74068bc028aa1358137416f08d522632c5bbadae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397a21a5598d7c06765d7ee74068bc028aa1358137416f08d522632c5bbadae2", kill_on_drop: false }`
[INFO] [stdout] 397a21a5598d7c06765d7ee74068bc028aa1358137416f08d522632c5bbadae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 297fe12f23037df03a34e833b40c60a006d42e5732896813137e2876be80cd38
[INFO] running `Command { std: "docker" "start" "-a" "297fe12f23037df03a34e833b40c60a006d42e5732896813137e2876be80cd38", kill_on_drop: false }`
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stderr]   --> src/parser.rs:65:40
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let op = tokens.peek().unwrap().clone();
[INFO] [stderr]    |                                        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stderr]   --> src/parser.rs:77:40
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let op = tokens.peek().unwrap().clone();
[INFO] [stderr]    |                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stderr]   --> src/parser.rs:88:40
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let op = tokens.peek().unwrap().clone();
[INFO] [stderr]    |                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stderr]   --> src/parser.rs:99:40
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let op = tokens.peek().unwrap().clone();
[INFO] [stderr]    |                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stderr]   --> src/parser.rs:65:40
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let op = tokens.peek().unwrap().clone();
[INFO] [stderr]    |                                        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stderr]   --> src/parser.rs:77:40
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let op = tokens.peek().unwrap().clone();
[INFO] [stderr]    |                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stderr]   --> src/parser.rs:88:40
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let op = tokens.peek().unwrap().clone();
[INFO] [stderr]    |                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stderr]   --> src/parser.rs:99:40
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let op = tokens.peek().unwrap().clone();
[INFO] [stderr]    |                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rusty_graph` (lib) generated 4 warnings
[INFO] [stderr] warning: `rusty_graph` (lib test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_graph-cf20ceeae741a6e8)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test parser::tests::parse_complex_linear_equation ... ok
[INFO] [stdout] test parser::tests::parse_simple_equation ... ok
[INFO] [stdout] test scanner::tests::scan_complex_expr ... ok
[INFO] [stdout] test tests::scanner_and_parser_integration_simple ... ok
[INFO] [stdout] test scanner::tests::scan_simple_expr ... ok
[INFO] [stdout] test tests::solve_simple_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::solve_simple_test stdout ----
[INFO] [stdout] 100 + (x - 3.7) = y**3
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::solve_simple_test' (30) panicked at src/lib.rs:69:9:
[INFO] [stdout] assertion failed: false
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5cf2b6632042 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5cf2b6632042 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5cf2b6632042 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5cf2b6632042 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5cf2b664250a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5cf2b664250a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x5cf2b6600fc6 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5cf2b6600fc6 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5cf2b6611529 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5cf2b6611529 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5cf2b66113c1 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5cf2b65d5a6e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5cf2b65d5a6e - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5cf2b66117a2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5cf2b66117a2 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5cf2b661161a - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5cf2b660cb79 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5cf2b65f5bbd - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5cf2b664b06c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5cf2b664b032 - core::panicking::panic::h6519d2e94a76dd19
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5cf2b65ad1ab - rusty_graph::tests::solve_simple_test::h45ac7fe61870cccb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:69:9
[INFO] [stdout]   21:     0x5cf2b65ad1c7 - rusty_graph::tests::solve_simple_test::{{closure}}::h19e3619ce0d581cd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:67:27
[INFO] [stdout]   22:     0x5cf2b65b3306 - core::ops::function::FnOnce::call_once::h04428d5822855506
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5cf2b65d586b - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5cf2b65d586b - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x5cf2b65e923a - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x5cf2b65e923a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x5cf2b65e923a - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x5cf2b65e923a - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5cf2b65e923a - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5cf2b65e923a - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x5cf2b65e923a - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x5cf2b65c3694 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x5cf2b65c3694 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x5cf2b65c6f52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x5cf2b65c6f52 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x5cf2b65c6f52 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5cf2b65c6f52 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5cf2b65c6f52 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5cf2b65c6f52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x5cf2b65c6f52 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5cf2b6607e0f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x5cf2b6607e0f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   43:     0x72d93e94eaa4 - <unknown>
[INFO] [stdout]   44:     0x72d93e9dba64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::solve_simple_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "297fe12f23037df03a34e833b40c60a006d42e5732896813137e2876be80cd38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297fe12f23037df03a34e833b40c60a006d42e5732896813137e2876be80cd38", kill_on_drop: false }`
[INFO] [stdout] 297fe12f23037df03a34e833b40c60a006d42e5732896813137e2876be80cd38
