[INFO] fetching crate math-comb 0.2.3...
[INFO] testing math-comb-0.2.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate math-comb 0.2.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate math-comb 0.2.3
[INFO] finished tweaking crates.io crate math-comb 0.2.3
[INFO] tweaked toml for crates.io crate math-comb 0.2.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate math-comb 0.2.3 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95a860ed3d1af70008e4bb2e90165bedca75b0f839f501b6916ed288d2a55304
[INFO] running `Command { std: "docker" "start" "-a" "95a860ed3d1af70008e4bb2e90165bedca75b0f839f501b6916ed288d2a55304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95a860ed3d1af70008e4bb2e90165bedca75b0f839f501b6916ed288d2a55304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a860ed3d1af70008e4bb2e90165bedca75b0f839f501b6916ed288d2a55304", kill_on_drop: false }`
[INFO] [stdout] 95a860ed3d1af70008e4bb2e90165bedca75b0f839f501b6916ed288d2a55304
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ce51f625be00ce77fbf54f41c0db5aa05ba5b2f7963f47eef393fc93209246c
[INFO] running `Command { std: "docker" "start" "-a" "8ce51f625be00ce77fbf54f41c0db5aa05ba5b2f7963f47eef393fc93209246c", kill_on_drop: false }`
[INFO] [stderr]    Compiling math-comb v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `nPr` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:244:12
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn nPr(&self, n: u64, r: u64) -> u64 {
[INFO] [stdout]     |            ^^^ help: convert the identifier to snake case: `n_pr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `nCr` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:264:12
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub fn nCr(&self, n: u64, r: u64) -> u64 {
[INFO] [stdout]     |            ^^^ help: convert the identifier to snake case: `n_cr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/pollard.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let A: Vec<u64> = vec![2, 325, 9375, 28178, 450775, 9780504, 1795265022];
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "8ce51f625be00ce77fbf54f41c0db5aa05ba5b2f7963f47eef393fc93209246c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce51f625be00ce77fbf54f41c0db5aa05ba5b2f7963f47eef393fc93209246c", kill_on_drop: false }`
[INFO] [stdout] 8ce51f625be00ce77fbf54f41c0db5aa05ba5b2f7963f47eef393fc93209246c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 107bad5b15b4bdc4a78a44120ad65228204357bf3845681472da82238ef2eb66
[INFO] running `Command { std: "docker" "start" "-a" "107bad5b15b4bdc4a78a44120ad65228204357bf3845681472da82238ef2eb66", kill_on_drop: false }`
[INFO] [stdout] warning: method `nPr` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:244:12
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn nPr(&self, n: u64, r: u64) -> u64 {
[INFO] [stdout]     |            ^^^ help: convert the identifier to snake case: `n_pr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `nCr` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:264:12
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub fn nCr(&self, n: u64, r: u64) -> u64 {
[INFO] [stdout]     |            ^^^ help: convert the identifier to snake case: `n_cr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/pollard.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let A: Vec<u64> = vec![2, 325, 9375, 28178, 450775, 9780504, 1795265022];
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling math-comb v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `comb`
[INFO] [stdout]    --> src/lib.rs:357:13
[INFO] [stdout]     |
[INFO] [stdout] 357 |         let comb: Comb = Comb::new(4, 14);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_comb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `nPr` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:244:12
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn nPr(&self, n: u64, r: u64) -> u64 {
[INFO] [stdout]     |            ^^^ help: convert the identifier to snake case: `n_pr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `nCr` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:264:12
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub fn nCr(&self, n: u64, r: u64) -> u64 {
[INFO] [stdout]     |            ^^^ help: convert the identifier to snake case: `n_cr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/pollard.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let A: Vec<u64> = vec![2, 325, 9375, 28178, 450775, 9780504, 1795265022];
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "107bad5b15b4bdc4a78a44120ad65228204357bf3845681472da82238ef2eb66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107bad5b15b4bdc4a78a44120ad65228204357bf3845681472da82238ef2eb66", kill_on_drop: false }`
[INFO] [stdout] 107bad5b15b4bdc4a78a44120ad65228204357bf3845681472da82238ef2eb66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c87f6d8572f590e23a7821cd1d2ee6b6b0402d2f48369748767c194bd380c0bd
[INFO] running `Command { std: "docker" "start" "-a" "c87f6d8572f590e23a7821cd1d2ee6b6b0402d2f48369748767c194bd380c0bd", kill_on_drop: false }`
[INFO] [stderr] warning: method `nPr` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:244:12
[INFO] [stderr]     |
[INFO] [stderr] 244 |     pub fn nPr(&self, n: u64, r: u64) -> u64 {
[INFO] [stderr]     |            ^^^ help: convert the identifier to snake case: `n_pr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `nCr` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:264:12
[INFO] [stderr]     |
[INFO] [stderr] 264 |     pub fn nCr(&self, n: u64, r: u64) -> u64 {
[INFO] [stderr]     |            ^^^ help: convert the identifier to snake case: `n_cr`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]   --> src/pollard.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let A: Vec<u64> = vec![2, 325, 9375, 28178, 450775, 9780504, 1795265022];
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: `math-comb` (lib) generated 3 warnings
[INFO] [stderr] warning: unused variable: `comb`
[INFO] [stderr]    --> src/lib.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |         let comb: Comb = Comb::new(4, 14);
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_comb`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `math-comb` (lib test) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p math-comb --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/math_comb-8389ef2fdc7dc6d1)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test modexp::tests::test_mod_exp ... ok
[INFO] [stdout] test pollard::tests::test_get_factors ... ok
[INFO] [stdout] test pollard::tests::test_is_prime ... ok
[INFO] [stdout] test modexp::tests::test_mod_inv ... ok
[INFO] [stdout] test tests::test_ncr_small_mod ... ok
[INFO] [stdout] test tests::test_ncr ... ok
[INFO] [stdout] test tests::test_npr ... ok
[INFO] [stdout] test tests::test_npr_small_mod ... ok
[INFO] [stdout] test modexp::tests::test_mod_inv_not_coprime - should panic ... ok
[INFO] [stdout] test modexp::tests::test_mod_inv_modulus_zero - should panic ... ok
[INFO] [stdout] test modexp::tests::test_mod_inv_x_zero - should panic ... ok
[INFO] [stdout] test tests::test_composite_mod - should panic ... ok
[INFO] [stdout] test tests::test_ncr_panic - should panic ... ok
[INFO] [stdout] test tests::test_npr_panic - should panic ... ok
[INFO] [stdout] test tests::test_spf_above_limit - should panic ... ok
[INFO] [stdout] test tests::test_spf_factorize_above_limit - should panic ... ok
[INFO] [stdout] test tests::test_n_greater_than_max_fact_panic - should panic ... ok
[INFO] [stdout] test tests::test_spf ... ok
[INFO] [stdout] test tests::test_get_factors_via_spf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.30s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests math_comb
[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" "c87f6d8572f590e23a7821cd1d2ee6b6b0402d2f48369748767c194bd380c0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c87f6d8572f590e23a7821cd1d2ee6b6b0402d2f48369748767c194bd380c0bd", kill_on_drop: false }`
[INFO] [stdout] c87f6d8572f590e23a7821cd1d2ee6b6b0402d2f48369748767c194bd380c0bd