[INFO] fetching crate fair 0.0.13...
[INFO] building fair-0.0.13 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate fair 0.0.13 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fair 0.0.13 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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-8/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 019407cd42bdbdd837a60bec2c2f60b1c9ccc83e24350512ae5aa323bce30d6e
[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" "019407cd42bdbdd837a60bec2c2f60b1c9ccc83e24350512ae5aa323bce30d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "019407cd42bdbdd837a60bec2c2f60b1c9ccc83e24350512ae5aa323bce30d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "019407cd42bdbdd837a60bec2c2f60b1c9ccc83e24350512ae5aa323bce30d6e", kill_on_drop: false }`
[INFO] [stdout] 019407cd42bdbdd837a60bec2c2f60b1c9ccc83e24350512ae5aa323bce30d6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5582d37d88365ecb0b2a95948a8d398fe026520c8bea13da896872f5c2a4822
[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" "c5582d37d88365ecb0b2a95948a8d398fe026520c8bea13da896872f5c2a4822", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.59
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling bumpalo v3.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen v0.2.59
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling sha2 v0.8.1
[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 29.99s
[INFO] running `Command { std: "docker" "inspect" "c5582d37d88365ecb0b2a95948a8d398fe026520c8bea13da896872f5c2a4822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5582d37d88365ecb0b2a95948a8d398fe026520c8bea13da896872f5c2a4822", kill_on_drop: false }`
[INFO] [stdout] c5582d37d88365ecb0b2a95948a8d398fe026520c8bea13da896872f5c2a4822
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1fc14c6f087e014c6feb417dc3c34b460309f46e564c2e1fa769868a88388ef
[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" "a1fc14c6f087e014c6feb417dc3c34b460309f46e564c2e1fa769868a88388ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[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 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 7.10s
[INFO] running `Command { std: "docker" "inspect" "a1fc14c6f087e014c6feb417dc3c34b460309f46e564c2e1fa769868a88388ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1fc14c6f087e014c6feb417dc3c34b460309f46e564c2e1fa769868a88388ef", kill_on_drop: false }`
[INFO] [stdout] a1fc14c6f087e014c6feb417dc3c34b460309f46e564c2e1fa769868a88388ef
