[INFO] fetching crate fair 0.0.13...
[INFO] testing fair-0.0.13 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate fair 0.0.13 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fair 0.0.13 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fair 0.0.13
[INFO] finished tweaking crates.io crate fair 0.0.13
[INFO] tweaked toml for crates.io crate fair 0.0.13 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate fair 0.0.13 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82ca298c0fa39c964b674956848110dc5191e74469ba572921a75ba3090052cf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "82ca298c0fa39c964b674956848110dc5191e74469ba572921a75ba3090052cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82ca298c0fa39c964b674956848110dc5191e74469ba572921a75ba3090052cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ca298c0fa39c964b674956848110dc5191e74469ba572921a75ba3090052cf", kill_on_drop: false }`
[INFO] [stdout] 82ca298c0fa39c964b674956848110dc5191e74469ba572921a75ba3090052cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d780204025b46ce910d4626346a66e23d0b2dfaa640cbf9a2b6fa2bb4af7858
[INFO] running `Command { std: "docker" "start" "-a" "0d780204025b46ce910d4626346a66e23d0b2dfaa640cbf9a2b6fa2bb4af7858", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling bumpalo v3.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen v0.2.59
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.59
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.59
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.59
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.59
[INFO] [stderr]    Compiling serde_json v1.0.50
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling fair v0.0.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::card::Card`
[INFO] [stdout]  --> src/games/video_poker.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::card::Card;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fac`
[INFO] [stdout]    --> src/games/plinko.rs:227:4
[INFO] [stdout]     |
[INFO] [stdout] 227 | fn fac(n: u32) -> u32 {
[INFO] [stdout]     |    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `slot_probability`
[INFO] [stdout]    --> src/games/plinko.rs:239:4
[INFO] [stdout]     |
[INFO] [stdout] 239 | fn slot_probability(rows: usize, slot_index: usize) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compute_expected_value`
[INFO] [stdout]    --> src/games/plinko.rs:252:4
[INFO] [stdout]     |
[INFO] [stdout] 252 | fn compute_expected_value(rows: usize, risk: &Risk) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rows`
[INFO] [stdout]   --> src/wasm.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     rows: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `risk`
[INFO] [stdout]   --> src/wasm.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     risk: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `segments`
[INFO] [stdout]   --> src/wasm.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     segments: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `risk`
[INFO] [stdout]   --> src/wasm.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     risk: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mines`
[INFO] [stdout]   --> src/wasm.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     mines: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `round`
[INFO] [stdout]   --> src/wasm.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     round: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simulate`
[INFO] [stdout]   --> src/wasm.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn simulate(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.83s
[INFO] running `Command { std: "docker" "inspect" "0d780204025b46ce910d4626346a66e23d0b2dfaa640cbf9a2b6fa2bb4af7858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d780204025b46ce910d4626346a66e23d0b2dfaa640cbf9a2b6fa2bb4af7858", kill_on_drop: false }`
[INFO] [stdout] 0d780204025b46ce910d4626346a66e23d0b2dfaa640cbf9a2b6fa2bb4af7858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cce6f4790b8a31462afd8299c004ee47337457d099dcd5cfe6e11fd5f85cda4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9cce6f4790b8a31462afd8299c004ee47337457d099dcd5cfe6e11fd5f85cda4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling js-sys v0.3.36
[INFO] [stdout] warning: unused import: `crate::card::Card`
[INFO] [stdout]  --> src/games/video_poker.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::card::Card;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fac`
[INFO] [stdout]    --> src/games/plinko.rs:227:4
[INFO] [stdout]     |
[INFO] [stdout] 227 | fn fac(n: u32) -> u32 {
[INFO] [stdout]     |    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `slot_probability`
[INFO] [stdout]    --> src/games/plinko.rs:239:4
[INFO] [stdout]     |
[INFO] [stdout] 239 | fn slot_probability(rows: usize, slot_index: usize) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compute_expected_value`
[INFO] [stdout]    --> src/games/plinko.rs:252:4
[INFO] [stdout]     |
[INFO] [stdout] 252 | fn compute_expected_value(rows: usize, risk: &Risk) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rows`
[INFO] [stdout]   --> src/wasm.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     rows: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `risk`
[INFO] [stdout]   --> src/wasm.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     risk: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `segments`
[INFO] [stdout]   --> src/wasm.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     segments: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `risk`
[INFO] [stdout]   --> src/wasm.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     risk: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mines`
[INFO] [stdout]   --> src/wasm.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     mines: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `round`
[INFO] [stdout]   --> src/wasm.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     round: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simulate`
[INFO] [stdout]   --> src/wasm.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn simulate(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.27
[INFO] [stderr]    Compiling wasm-bindgen-test v0.2.50
[INFO] [stderr]    Compiling fair v0.0.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::card::Card`
[INFO] [stdout]  --> src/games/video_poker.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::card::Card;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rows`
[INFO] [stdout]   --> src/wasm.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     rows: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `risk`
[INFO] [stdout]   --> src/wasm.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     risk: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `segments`
[INFO] [stdout]   --> src/wasm.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     segments: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `risk`
[INFO] [stdout]   --> src/wasm.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     risk: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mines`
[INFO] [stdout]   --> src/wasm.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     mines: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `round`
[INFO] [stdout]   --> src/wasm.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     round: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simulate`
[INFO] [stdout]   --> src/wasm.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn simulate(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.67s
[INFO] running `Command { std: "docker" "inspect" "9cce6f4790b8a31462afd8299c004ee47337457d099dcd5cfe6e11fd5f85cda4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cce6f4790b8a31462afd8299c004ee47337457d099dcd5cfe6e11fd5f85cda4", kill_on_drop: false }`
[INFO] [stdout] 9cce6f4790b8a31462afd8299c004ee47337457d099dcd5cfe6e11fd5f85cda4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be84bc14952d31e92bd61048e69fedad118bc13e7d98b2b7e2f49c22b4c57a8c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "be84bc14952d31e92bd61048e69fedad118bc13e7d98b2b7e2f49c22b4c57a8c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `crate::card::Card`
[INFO] [stderr]  --> src/games/video_poker.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::card::Card;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fac`
[INFO] [stderr]    --> src/games/plinko.rs:227:4
[INFO] [stderr]     |
[INFO] [stderr] 227 | fn fac(n: u32) -> u32 {
[INFO] [stderr]     |    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `slot_probability`
[INFO] [stderr]    --> src/games/plinko.rs:239:4
[INFO] [stderr]     |
[INFO] [stderr] 239 | fn slot_probability(rows: usize, slot_index: usize) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compute_expected_value`
[INFO] [stderr]    --> src/games/plinko.rs:252:4
[INFO] [stderr]     |
[INFO] [stderr] 252 | fn compute_expected_value(rows: usize, risk: &Risk) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `rows`
[INFO] [stderr]   --> src/wasm.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     rows: i32,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `risk`
[INFO] [stderr]   --> src/wasm.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     risk: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `segments`
[INFO] [stderr]   --> src/wasm.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     segments: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `risk`
[INFO] [stderr]   --> src/wasm.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     risk: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `mines`
[INFO] [stderr]   --> src/wasm.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     mines: i32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `round`
[INFO] [stderr]   --> src/wasm.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     round: i32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simulate`
[INFO] [stderr]   --> src/wasm.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub fn simulate(
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fair` (lib) generated 11 warnings
[INFO] [stderr] warning: field is never read: `rows`
[INFO] [stderr]   --> src/wasm.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     rows: i32,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fair` (lib test) generated 8 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fair-349fd0fa2aa65923)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test games::crash::test::test_crash_verify ... ignored
[INFO] [stdout] test games::diamond_poker::test::simulate_dice_roll ... ok
[INFO] [stdout] test games::limbo::test::test_limbo_bug_when_tiny_float ... ok
[INFO] [stdout] test games::mines::test::simulate_plinko_test ... ok
[INFO] [stdout] test games::dice::test::simulate_dice_roll ... ok
[INFO] [stdout] test games::plinko::test::test_fac ... ok
[INFO] [stdout] test games::plinko::test::simulate_plinko_test ... ok
[INFO] [stdout] test games::limbo::test::test_limbo ... ok
[INFO] [stdout] test games::roulette::test::simulate_roulette ... ok
[INFO] [stdout] test games::keno::test::simulate_plinko_test ... ok
[INFO] [stdout] test games::slots::test::simulate_slots ... ok
[INFO] [stdout] test rng::test::provably_fair_rng ... ok
[INFO] [stdout] test games::hilo::test::simulate_hilo_2 ... ok
[INFO] [stdout] test rng::test::provably_fair_rng_float ... ok
[INFO] [stdout] test card::test::index_into_deck ... ok
[INFO] [stdout] test games::crash::test::test_crash_hash_chain ... ok
[INFO] [stdout] test games::hilo::test::simulate_hilo_1 ... ok
[INFO] [stdout] test games::blackjack::test::simulate_blackjack ... ok
[INFO] [stdout] test games::crash::test::test_crash_simulate ... ok
[INFO] [stdout] test games::crash::test::test_crash_simulate_2 ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fair-d0e91d759d8d6428)
[INFO] [stdout] test games::baccarat::test::simulate_four_cards_drawn ... ok
[INFO] [stdout] test games::plinko::test::test_slot_probability ... ok
[INFO] [stdout] test games::plinko::test::simulate_plinko_test_payout ... ok
[INFO] [stdout] test games::plinko::test::test_binomial_coefficient ... ok
[INFO] [stdout] test games::video_poker::test::simulate_video_poker ... ok
[INFO] [stdout] test games::wheel::test::simulate_wheel_test ... ok
[INFO] [stdout] test games::baccarat::test::simulate_five_cards_drawn ... ok
[INFO] [stdout] test games::plinko::test::test_expected_values ... ok
[INFO] [stdout] test rng::test::test_rng_float_starts_with_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/web.rs (/opt/rustwide/target/debug/deps/web-260f326fb59a7ba5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fair
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/rng.rs - rng::ProvablyFairRNG<T> (line 53) ... ok
[INFO] [stdout] test src/games/dice.rs - games::dice::simulate (line 21) ... ok
[INFO] [stdout] test src/rng.rs - rng::ProvablyFairRNG<T> (line 41) ... ok
[INFO] [stdout] test src/games/plinko.rs - games::plinko::simulate (line 83) ... ok
[INFO] [stdout] test src/games/baccarat.rs - games::baccarat::simulate (line 131) ... ok
[INFO] [stdout] test src/games/diamond_poker.rs - games::diamond_poker::simulate (line 193) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be84bc14952d31e92bd61048e69fedad118bc13e7d98b2b7e2f49c22b4c57a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be84bc14952d31e92bd61048e69fedad118bc13e7d98b2b7e2f49c22b4c57a8c", kill_on_drop: false }`
[INFO] [stdout] be84bc14952d31e92bd61048e69fedad118bc13e7d98b2b7e2f49c22b4c57a8c