[INFO] fetching crate suan-core 0.0.4...
[INFO] testing suan-core-0.0.4 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate suan-core 0.0.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate suan-core 0.0.4
[INFO] finished tweaking crates.io crate suan-core 0.0.4
[INFO] tweaked toml for crates.io crate suan-core 0.0.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate suan-core 0.0.4 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 51 packages to highest compatible versions
[INFO] [stderr]       Adding bigdecimal v0.3.1 (available: v0.4.11)
[INFO] [stderr]       Adding num-bigint v0.4.8 (available: v0.5.1)
[INFO] [stderr]       Adding num-modular v0.5.1 (available: v0.6.6)
[INFO] [stderr]       Adding num-prime v0.4.4 (available: v0.6.1)
[INFO] [stderr]       Adding pyo3 v0.16.6 (available: v0.29.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a
[INFO] running `Command { std: "docker" "start" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-modular v0.6.6
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling lazy_static v1.5.1
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling bitvec v1.1.1
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.8
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num-modular v0.5.1
[INFO] [stderr]    Compiling bigdecimal v0.3.1
[INFO] [stderr]    Compiling num-irrational v0.3.0
[INFO] [stderr]    Compiling num-order v1.2.0
[INFO] [stderr]    Compiling num-prime v0.4.4
[INFO] [stderr]    Compiling suan-core v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::boxed::Box`
[INFO] [stdout]  --> src/cont_frac/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InfiniteContinuedFraction`
[INFO] [stdout]  --> src/cont_frac/mod.rs:2:52
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num_irrational::cont_frac::{ContinuedFraction, InfiniteContinuedFraction};
[INFO] [stdout]   |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VanillaInt`
[INFO] [stdout]  --> src/modular/mod.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_modular::{MontgomeryInt, VanillaInt};
[INFO] [stdout]   |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_irrational::Quadratic64`
[INFO] [stdout]  --> src/property.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use num_irrational::Quadratic64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rug`
[INFO] [stdout]   --> src/subject.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |     #[cfg(feature = "rug")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backend-pure`, `backend-rug`, `bigdecimal`, `default`, and `pyo3`
[INFO] [stdout]    = help: consider adding `rug` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rug`
[INFO] [stdout]   --> src/subject.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 |     #[cfg(feature = "rug")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backend-pure`, `backend-rug`, `bigdecimal`, `default`, and `pyo3`
[INFO] [stdout]    = help: consider adding `rug` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:309:23
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn real(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:309:53
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn real(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:312:27
[INFO] [stdout]     |
[INFO] [stdout] 312 |     pub fn rational(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:312:57
[INFO] [stdout]     |
[INFO] [stdout] 312 |     pub fn rational(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:315:26
[INFO] [stdout]     |
[INFO] [stdout] 315 |     pub fn complex(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:315:56
[INFO] [stdout]     |
[INFO] [stdout] 315 |     pub fn complex(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                                                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modulus`
[INFO] [stdout]    --> src/property.rs:318:25
[INFO] [stdout]     |
[INFO] [stdout] 318 |     pub fn modulo(self, modulus: Self) -> ModularSubject { unimplemented!() }
[INFO] [stdout]     |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modulus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:319:23
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn quad(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:319:53
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn quad(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base`
[INFO] [stdout]    --> src/property.rs:320:26
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn quadint(self, base: Self, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:320:38
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn quadint(self, base: Self, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs` is never used
[INFO] [stdout]    --> src/property.rs:339:4
[INFO] [stdout]     |
[INFO] [stdout] 339 | fn abs() {}
[INFO] [stdout]     |    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `conj` is never used
[INFO] [stdout]    --> src/property.rs:340:4
[INFO] [stdout]     |
[INFO] [stdout] 340 | fn conj() {}
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arg` is never used
[INFO] [stdout]    --> src/property.rs:341:4
[INFO] [stdout]     |
[INFO] [stdout] 341 | fn arg() {}
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.13s
[INFO] running `Command { std: "docker" "inspect" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling suan-core v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::boxed::Box`
[INFO] [stdout]  --> src/cont_frac/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InfiniteContinuedFraction`
[INFO] [stdout]  --> src/cont_frac/mod.rs:2:52
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num_irrational::cont_frac::{ContinuedFraction, InfiniteContinuedFraction};
[INFO] [stdout]   |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VanillaInt`
[INFO] [stdout]  --> src/modular/mod.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_modular::{MontgomeryInt, VanillaInt};
[INFO] [stdout]   |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_irrational::Quadratic64`
[INFO] [stdout]  --> src/property.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use num_irrational::Quadratic64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rug`
[INFO] [stdout]   --> src/subject.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |     #[cfg(feature = "rug")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backend-pure`, `backend-rug`, `bigdecimal`, `default`, and `pyo3`
[INFO] [stdout]    = help: consider adding `rug` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rug`
[INFO] [stdout]   --> src/subject.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 |     #[cfg(feature = "rug")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backend-pure`, `backend-rug`, `bigdecimal`, `default`, and `pyo3`
[INFO] [stdout]    = help: consider adding `rug` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:309:23
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn real(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:309:53
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn real(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:312:27
[INFO] [stdout]     |
[INFO] [stdout] 312 |     pub fn rational(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:312:57
[INFO] [stdout]     |
[INFO] [stdout] 312 |     pub fn rational(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:315:26
[INFO] [stdout]     |
[INFO] [stdout] 315 |     pub fn complex(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:315:56
[INFO] [stdout]     |
[INFO] [stdout] 315 |     pub fn complex(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                                                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modulus`
[INFO] [stdout]    --> src/property.rs:318:25
[INFO] [stdout]     |
[INFO] [stdout] 318 |     pub fn modulo(self, modulus: Self) -> ModularSubject { unimplemented!() }
[INFO] [stdout]     |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modulus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:319:23
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn quad(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:319:53
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn quad(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base`
[INFO] [stdout]    --> src/property.rs:320:26
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn quadint(self, base: Self, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:320:38
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn quadint(self, base: Self, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs` is never used
[INFO] [stdout]    --> src/property.rs:339:4
[INFO] [stdout]     |
[INFO] [stdout] 339 | fn abs() {}
[INFO] [stdout]     |    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `conj` is never used
[INFO] [stdout]    --> src/property.rs:340:4
[INFO] [stdout]     |
[INFO] [stdout] 340 | fn conj() {}
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arg` is never used
[INFO] [stdout]    --> src/property.rs:341:4
[INFO] [stdout]     |
[INFO] [stdout] 341 | fn arg() {}
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::boxed::Box`
[INFO] [stdout]  --> src/cont_frac/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InfiniteContinuedFraction`
[INFO] [stdout]  --> src/cont_frac/mod.rs:2:52
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num_irrational::cont_frac::{ContinuedFraction, InfiniteContinuedFraction};
[INFO] [stdout]   |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VanillaInt`
[INFO] [stdout]  --> src/modular/mod.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_modular::{MontgomeryInt, VanillaInt};
[INFO] [stdout]   |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_irrational::Quadratic64`
[INFO] [stdout]  --> src/property.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use num_irrational::Quadratic64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rug`
[INFO] [stdout]   --> src/subject.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |     #[cfg(feature = "rug")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backend-pure`, `backend-rug`, `bigdecimal`, `default`, and `pyo3`
[INFO] [stdout]    = help: consider adding `rug` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rug`
[INFO] [stdout]   --> src/subject.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 |     #[cfg(feature = "rug")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backend-pure`, `backend-rug`, `bigdecimal`, `default`, and `pyo3`
[INFO] [stdout]    = help: consider adding `rug` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:309:23
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn real(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:309:53
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn real(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:312:27
[INFO] [stdout]     |
[INFO] [stdout] 312 |     pub fn rational(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:312:57
[INFO] [stdout]     |
[INFO] [stdout] 312 |     pub fn rational(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:315:26
[INFO] [stdout]     |
[INFO] [stdout] 315 |     pub fn complex(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:315:56
[INFO] [stdout]     |
[INFO] [stdout] 315 |     pub fn complex(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stdout]     |                                                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modulus`
[INFO] [stdout]    --> src/property.rs:318:25
[INFO] [stdout]     |
[INFO] [stdout] 318 |     pub fn modulo(self, modulus: Self) -> ModularSubject { unimplemented!() }
[INFO] [stdout]     |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modulus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision`
[INFO] [stdout]    --> src/property.rs:319:23
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn quad(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:319:53
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn quad(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base`
[INFO] [stdout]    --> src/property.rs:320:26
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn quadint(self, base: Self, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rounding`
[INFO] [stdout]    --> src/property.rs:320:38
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn quadint(self, base: Self, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stdout]     |                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs` is never used
[INFO] [stdout]    --> src/property.rs:339:4
[INFO] [stdout]     |
[INFO] [stdout] 339 | fn abs() {}
[INFO] [stdout]     |    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `conj` is never used
[INFO] [stdout]    --> src/property.rs:340:4
[INFO] [stdout]     |
[INFO] [stdout] 340 | fn conj() {}
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arg` is never used
[INFO] [stdout]    --> src/property.rs:341:4
[INFO] [stdout]     |
[INFO] [stdout] 341 | fn arg() {}
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[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] warning: unused import: `std::boxed::Box`
[INFO] [stderr]  --> src/cont_frac/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::boxed::Box;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `InfiniteContinuedFraction`
[INFO] [stderr]  --> src/cont_frac/mod.rs:2:52
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num_irrational::cont_frac::{ContinuedFraction, InfiniteContinuedFraction};
[INFO] [stderr]   |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `VanillaInt`
[INFO] [stderr]  --> src/modular/mod.rs:1:34
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num_modular::{MontgomeryInt, VanillaInt};
[INFO] [stderr]   |                                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num_irrational::Quadratic64`
[INFO] [stderr]  --> src/property.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use num_irrational::Quadratic64;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `rug`
[INFO] [stderr]   --> src/subject.rs:24:11
[INFO] [stderr]    |
[INFO] [stderr] 24 |     #[cfg(feature = "rug")]
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `backend-pure`, `backend-rug`, `bigdecimal`, `default`, and `pyo3`
[INFO] [stderr]    = help: consider adding `rug` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `rug`
[INFO] [stderr]   --> src/subject.rs:33:11
[INFO] [stderr]    |
[INFO] [stderr] 33 |     #[cfg(feature = "rug")]
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `backend-pure`, `backend-rug`, `bigdecimal`, `default`, and `pyo3`
[INFO] [stderr]    = help: consider adding `rug` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `precision`
[INFO] [stderr]    --> src/property.rs:309:23
[INFO] [stderr]     |
[INFO] [stderr] 309 |     pub fn real(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stderr]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rounding`
[INFO] [stderr]    --> src/property.rs:309:53
[INFO] [stderr]     |
[INFO] [stderr] 309 |     pub fn real(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stderr]     |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `precision`
[INFO] [stderr]    --> src/property.rs:312:27
[INFO] [stderr]     |
[INFO] [stderr] 312 |     pub fn rational(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stderr]     |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rounding`
[INFO] [stderr]    --> src/property.rs:312:57
[INFO] [stderr]     |
[INFO] [stderr] 312 |     pub fn rational(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stderr]     |                                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `precision`
[INFO] [stderr]    --> src/property.rs:315:26
[INFO] [stderr]     |
[INFO] [stderr] 315 |     pub fn complex(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stderr]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rounding`
[INFO] [stderr]    --> src/property.rs:315:56
[INFO] [stderr]     |
[INFO] [stderr] 315 |     pub fn complex(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self {
[INFO] [stderr]     |                                                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `modulus`
[INFO] [stderr]    --> src/property.rs:318:25
[INFO] [stderr]     |
[INFO] [stderr] 318 |     pub fn modulo(self, modulus: Self) -> ModularSubject { unimplemented!() }
[INFO] [stderr]     |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modulus`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `precision`
[INFO] [stderr]    --> src/property.rs:319:23
[INFO] [stderr]     |
[INFO] [stderr] 319 |     pub fn quad(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stderr]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rounding`
[INFO] [stderr]    --> src/property.rs:319:53
[INFO] [stderr]     |
[INFO] [stderr] 319 |     pub fn quad(self, precision: Option<Precision>, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stderr]     |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `base`
[INFO] [stderr]    --> src/property.rs:320:26
[INFO] [stderr]     |
[INFO] [stderr] 320 |     pub fn quadint(self, base: Self, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rounding`
[INFO] [stderr]    --> src/property.rs:320:38
[INFO] [stderr]     |
[INFO] [stderr] 320 |     pub fn quadint(self, base: Self, rounding: Option<Rounding>) -> Self { unimplemented!() }
[INFO] [stderr]     |                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rounding`
[INFO] [stderr] 
[INFO] [stderr] warning: function `abs` is never used
[INFO] [stderr]    --> src/property.rs:339:4
[INFO] [stderr]     |
[INFO] [stderr] 339 | fn abs() {}
[INFO] [stderr]     |    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `conj` is never used
[INFO] [stderr]    --> src/property.rs:340:4
[INFO] [stderr]     |
[INFO] [stderr] 340 | fn conj() {}
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `arg` is never used
[INFO] [stderr]    --> src/property.rs:341:4
[INFO] [stderr]     |
[INFO] [stderr] 341 | fn arg() {}
[INFO] [stderr]     |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `suan-core` (lib) generated 20 warnings (run `cargo fix --lib -p suan-core` to apply 15 suggestions)
[INFO] [stderr] warning: `suan-core` (lib test) generated 20 warnings (20 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/suan-core/6fd3205cb8ae82e3/out/suan_core-6fd3205cb8ae82e3)
[INFO] [stderr]    Doc-tests suan_core
[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" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a", kill_on_drop: false }`
[INFO] [stdout] a98d85c9ea1fb0761c7ed76d9e8b606c01fe46fe5b9f544e61c69e9f932f8e3a
