[INFO] cloning repository https://github.com/XcaliberRage/Euler_projects-arranged_probability
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/XcaliberRage/Euler_projects-arranged_probability" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXcaliberRage%2FEuler_projects-arranged_probability", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXcaliberRage%2FEuler_projects-arranged_probability'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1960c5d56136b2e973261d78de968cbf86681c6
[INFO] testing XcaliberRage/Euler_projects-arranged_probability against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXcaliberRage%2FEuler_projects-arranged_probability" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/XcaliberRage/Euler_projects-arranged_probability on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/XcaliberRage/Euler_projects-arranged_probability
[INFO] finished tweaking git repo https://github.com/XcaliberRage/Euler_projects-arranged_probability
[INFO] tweaked toml for git repo https://github.com/XcaliberRage/Euler_projects-arranged_probability written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/XcaliberRage/Euler_projects-arranged_probability already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primes v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aad4cc0d8710bcea9fbd4db5cfc05a07f51fd93c271e48827956140d3435aef1
[INFO] running `Command { std: "docker" "start" "-a" "aad4cc0d8710bcea9fbd4db5cfc05a07f51fd93c271e48827956140d3435aef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aad4cc0d8710bcea9fbd4db5cfc05a07f51fd93c271e48827956140d3435aef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aad4cc0d8710bcea9fbd4db5cfc05a07f51fd93c271e48827956140d3435aef1", kill_on_drop: false }`
[INFO] [stdout] aad4cc0d8710bcea9fbd4db5cfc05a07f51fd93c271e48827956140d3435aef1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29d1e4e8e19039d184001edea1c6c373b00e310a7fe09b080971943d82dc9b49
[INFO] running `Command { std: "docker" "start" "-a" "29d1e4e8e19039d184001edea1c6c373b00e310a7fe09b080971943d82dc9b49", kill_on_drop: false }`
[INFO] [stderr]    Compiling primes v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling arrangedProbability v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sqrt`
[INFO] [stdout]  --> src/main.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num::integer::{sqrt, Roots};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let root: f64 = (8.0 * b_pow - (b_f * 8.0) + 1.0);
[INFO] [stdout]    |                         ^                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         let root: f64 = (8.0 * b_pow - (b_f * 8.0) + 1.0);
[INFO] [stdout] 57 +         let root: f64 = 8.0 * b_pow - (b_f * 8.0) + 1.0;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Roots`
[INFO] [stdout]  --> src/main.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num::integer::{sqrt, Roots};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::traits::real::Real`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num::traits::real::Real;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut now = Instant::now();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut now = Instant::now();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main_searched_solution`
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn main_searched_solution() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `arrangedProbability` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `arranged_probability`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.07s
[INFO] running `Command { std: "docker" "inspect" "29d1e4e8e19039d184001edea1c6c373b00e310a7fe09b080971943d82dc9b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d1e4e8e19039d184001edea1c6c373b00e310a7fe09b080971943d82dc9b49", kill_on_drop: false }`
[INFO] [stdout] 29d1e4e8e19039d184001edea1c6c373b00e310a7fe09b080971943d82dc9b49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24d542d84e036396cbcdd754e9a66752c2c01465f005c6d61cf72a055367e551
[INFO] running `Command { std: "docker" "start" "-a" "24d542d84e036396cbcdd754e9a66752c2c01465f005c6d61cf72a055367e551", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrangedProbability v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sqrt`
[INFO] [stdout]  --> src/main.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num::integer::{sqrt, Roots};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let root: f64 = (8.0 * b_pow - (b_f * 8.0) + 1.0);
[INFO] [stdout]    |                         ^                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         let root: f64 = (8.0 * b_pow - (b_f * 8.0) + 1.0);
[INFO] [stdout] 57 +         let root: f64 = 8.0 * b_pow - (b_f * 8.0) + 1.0;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Roots`
[INFO] [stdout]  --> src/main.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num::integer::{sqrt, Roots};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::traits::real::Real`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num::traits::real::Real;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut now = Instant::now();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut now = Instant::now();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main_searched_solution`
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn main_searched_solution() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `arrangedProbability` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `arranged_probability`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "24d542d84e036396cbcdd754e9a66752c2c01465f005c6d61cf72a055367e551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d542d84e036396cbcdd754e9a66752c2c01465f005c6d61cf72a055367e551", kill_on_drop: false }`
[INFO] [stdout] 24d542d84e036396cbcdd754e9a66752c2c01465f005c6d61cf72a055367e551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef436e3d66b80bec36bcd831fc89c38e954fb8da0eb64c6aea3e6810a2a22522
[INFO] running `Command { std: "docker" "start" "-a" "ef436e3d66b80bec36bcd831fc89c38e954fb8da0eb64c6aea3e6810a2a22522", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `sqrt`
[INFO] [stderr]  --> src/main.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num::integer::{sqrt, Roots};
[INFO] [stderr]   |                    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/main.rs:57:25
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let root: f64 = (8.0 * b_pow - (b_f * 8.0) + 1.0);
[INFO] [stderr]    |                         ^                               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 57 -         let root: f64 = (8.0 * b_pow - (b_f * 8.0) + 1.0);
[INFO] [stderr] 57 +         let root: f64 = 8.0 * b_pow - (b_f * 8.0) + 1.0;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Roots`
[INFO] [stderr]  --> src/main.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num::integer::{sqrt, Roots};
[INFO] [stderr]   |                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::traits::real::Real`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use num::traits::real::Real;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut now = Instant::now();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut now = Instant::now();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main_searched_solution`
[INFO] [stderr]   --> src/main.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn main_searched_solution() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `arrangedProbability` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `arranged_probability`
[INFO] [stderr] 
[INFO] [stderr] warning: `arrangedProbability` (bin "arrangedProbability" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arrangedProbability-4f7d6922a6a747ce)
[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] running `Command { std: "docker" "inspect" "ef436e3d66b80bec36bcd831fc89c38e954fb8da0eb64c6aea3e6810a2a22522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef436e3d66b80bec36bcd831fc89c38e954fb8da0eb64c6aea3e6810a2a22522", kill_on_drop: false }`
[INFO] [stdout] ef436e3d66b80bec36bcd831fc89c38e954fb8da0eb64c6aea3e6810a2a22522