[INFO] fetching crate algebraics 0.3.0...
[INFO] testing algebraics-0.3.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate algebraics 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate algebraics 0.3.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algebraics 0.3.0
[INFO] finished tweaking crates.io crate algebraics 0.3.0
[INFO] tweaked toml for crates.io crate algebraics 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "1aff31c559d452092602edfb9f084a0e2021e849edc447adc1c88afd679a625f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1aff31c559d452092602edfb9f084a0e2021e849edc447adc1c88afd679a625f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7c8b046cf30d9a710da6cee94a72e92a166660d89b126ba9985101d275569d2
[INFO] running `Command { std: "docker" "start" "-a" "b7c8b046cf30d9a710da6cee94a72e92a166660d89b126ba9985101d275569d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.5
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling algebraics v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `minimal_polynomial` is never read
[INFO] [stdout]    --> src/algebraic_numbers.rs:319:5
[INFO] [stdout]     |
[INFO] [stdout] 318 | struct IntervalShrinker<'a> {
[INFO] [stdout]     |        ---------------- field in this struct
[INFO] [stdout] 319 |     minimal_polynomial: &'a Polynomial<BigInt>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IntervalShrinker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DivRemNearest` is never used
[INFO] [stdout]    --> src/traits.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub(crate) trait DivRemNearest<Rhs = Self>: Sized {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsolatedRealRoot` is never used
[INFO] [stdout]    --> src/traits.rs:477:18
[INFO] [stdout]     |
[INFO] [stdout] 477 | pub(crate) trait IsolatedRealRoot<T: PolynomialCoefficient + Integer> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/array2d.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |             data: this.data.borrow(),
[INFO] [stdout]    |                            ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[T]` does not implement `Borrow`, so calling `borrow` on `&[T]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:247:67
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout]     |                                                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 247 -         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout] 247 +         let (quotient, factor) = self.clone().exact_pseudo_div(rhs);
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:251:75
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout]     |                                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 251 -         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout] 251 +         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs)?;
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.98s
[INFO] running `Command { std: "docker" "inspect" "b7c8b046cf30d9a710da6cee94a72e92a166660d89b126ba9985101d275569d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c8b046cf30d9a710da6cee94a72e92a166660d89b126ba9985101d275569d2", kill_on_drop: false }`
[INFO] [stdout] b7c8b046cf30d9a710da6cee94a72e92a166660d89b126ba9985101d275569d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2e840512ebc6d3acda0353d125e7ab5a6a530b40f7c5990be167b036f46f9bd
[INFO] running `Command { std: "docker" "start" "-a" "f2e840512ebc6d3acda0353d125e7ab5a6a530b40f7c5990be167b036f46f9bd", kill_on_drop: false }`
[INFO] [stdout] warning: field `minimal_polynomial` is never read
[INFO] [stdout]    --> src/algebraic_numbers.rs:319:5
[INFO] [stdout]     |
[INFO] [stdout] 318 | struct IntervalShrinker<'a> {
[INFO] [stdout]     |        ---------------- field in this struct
[INFO] [stdout] 319 |     minimal_polynomial: &'a Polynomial<BigInt>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IntervalShrinker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DivRemNearest` is never used
[INFO] [stdout]    --> src/traits.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub(crate) trait DivRemNearest<Rhs = Self>: Sized {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsolatedRealRoot` is never used
[INFO] [stdout]    --> src/traits.rs:477:18
[INFO] [stdout]     |
[INFO] [stdout] 477 | pub(crate) trait IsolatedRealRoot<T: PolynomialCoefficient + Integer> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/array2d.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |             data: this.data.borrow(),
[INFO] [stdout]    |                            ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[T]` does not implement `Borrow`, so calling `borrow` on `&[T]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:247:67
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout]     |                                                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 247 -         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout] 247 +         let (quotient, factor) = self.clone().exact_pseudo_div(rhs);
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:251:75
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout]     |                                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 251 -         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout] 251 +         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs)?;
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling algebraics v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `minimal_polynomial` is never read
[INFO] [stdout]    --> src/algebraic_numbers.rs:319:5
[INFO] [stdout]     |
[INFO] [stdout] 318 | struct IntervalShrinker<'a> {
[INFO] [stdout]     |        ---------------- field in this struct
[INFO] [stdout] 319 |     minimal_polynomial: &'a Polynomial<BigInt>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IntervalShrinker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DivRemNearest` is never used
[INFO] [stdout]    --> src/traits.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub(crate) trait DivRemNearest<Rhs = Self>: Sized {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsolatedRealRoot` is never used
[INFO] [stdout]    --> src/traits.rs:477:18
[INFO] [stdout]     |
[INFO] [stdout] 477 | pub(crate) trait IsolatedRealRoot<T: PolynomialCoefficient + Integer> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/array2d.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |             data: this.data.borrow(),
[INFO] [stdout]    |                            ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[T]` does not implement `Borrow`, so calling `borrow` on `&[T]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:247:67
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout]     |                                                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `polynomial::Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&polynomial::Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 247 -         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout] 247 +         let (quotient, factor) = self.clone().exact_pseudo_div(rhs);
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `polynomial::Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:251:75
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout]     |                                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `polynomial::Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&polynomial::Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 251 -         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout] 251 +         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs)?;
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `polynomial::Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.53s
[INFO] running `Command { std: "docker" "inspect" "f2e840512ebc6d3acda0353d125e7ab5a6a530b40f7c5990be167b036f46f9bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e840512ebc6d3acda0353d125e7ab5a6a530b40f7c5990be167b036f46f9bd", kill_on_drop: false }`
[INFO] [stdout] f2e840512ebc6d3acda0353d125e7ab5a6a530b40f7c5990be167b036f46f9bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 32d562ff6ec27bf6f98976c0871965ecc93b81f7b40a95deb2e8d53c48aa5c39
[INFO] running `Command { std: "docker" "start" "-a" "32d562ff6ec27bf6f98976c0871965ecc93b81f7b40a95deb2e8d53c48aa5c39", kill_on_drop: false }`
[INFO] [stderr] warning: field `minimal_polynomial` is never read
[INFO] [stderr]    --> src/algebraic_numbers.rs:319:5
[INFO] [stderr]     |
[INFO] [stderr] 318 | struct IntervalShrinker<'a> {
[INFO] [stderr]     |        ---------------- field in this struct
[INFO] [stderr] 319 |     minimal_polynomial: &'a Polynomial<BigInt>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `IntervalShrinker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `DivRemNearest` is never used
[INFO] [stderr]    --> src/traits.rs:208:18
[INFO] [stderr]     |
[INFO] [stderr] 208 | pub(crate) trait DivRemNearest<Rhs = Self>: Sized {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `IsolatedRealRoot` is never used
[INFO] [stderr]    --> src/traits.rs:477:18
[INFO] [stderr]     |
[INFO] [stderr] 477 | pub(crate) trait IsolatedRealRoot<T: PolynomialCoefficient + Integer> {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/array2d.rs:73:28
[INFO] [stderr]    |
[INFO] [stderr] 73 |             data: this.data.borrow(),
[INFO] [stderr]    |                            ^^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `[T]` does not implement `Borrow`, so calling `borrow` on `&[T]` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/polynomial/div_rem.rs:247:67
[INFO] [stderr]     |
[INFO] [stderr] 247 |         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stderr]     |                                                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr] 247 -         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stderr] 247 +         let (quotient, factor) = self.clone().exact_pseudo_div(rhs);
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stderr]    --> src/polynomial.rs:829:1
[INFO] [stderr]     |
[INFO] [stderr] 829 + #[derive(Clone)]
[INFO] [stderr] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/polynomial/div_rem.rs:251:75
[INFO] [stderr]     |
[INFO] [stderr] 251 |         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stderr]     |                                                                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr] 251 -         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stderr] 251 +         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs)?;
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stderr]    --> src/polynomial.rs:829:1
[INFO] [stderr]     |
[INFO] [stderr] 829 + #[derive(Clone)]
[INFO] [stderr] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/polynomial/div_rem.rs:247:67
[INFO] [stderr]     |
[INFO] [stderr] 247 |         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stderr]     |                                                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `polynomial::Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&polynomial::Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr] 247 -         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stderr] 247 +         let (quotient, factor) = self.clone().exact_pseudo_div(rhs);
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to clone `polynomial::Polynomial<T>`, implement `Clone` for it
[INFO] [stderr]    --> src/polynomial.rs:829:1
[INFO] [stderr]     |
[INFO] [stderr] 829 + #[derive(Clone)]
[INFO] [stderr] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/polynomial/div_rem.rs:251:75
[INFO] [stderr]     |
[INFO] [stderr] 251 |         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stderr]     |                                                                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `polynomial::Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&polynomial::Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr] 251 -         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stderr] 251 +         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs)?;
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to clone `polynomial::Polynomial<T>`, implement `Clone` for it
[INFO] [stderr]    --> src/polynomial.rs:829:1
[INFO] [stderr]     |
[INFO] [stderr] 829 + #[derive(Clone)]
[INFO] [stderr] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `algebraics` (lib) generated 6 warnings (run `cargo fix --lib -p algebraics` to apply 3 suggestions)
[INFO] [stderr] warning: `algebraics` (lib test) generated 6 warnings (4 duplicates) (run `cargo fix --lib -p algebraics --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/algebraics-caf7a2039139a04e)
[INFO] [stdout] 
[INFO] [stdout] running 96 tests
[INFO] [stdout] test algebraic_numbers::tests::test_neg ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_debug ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_cmp_with_zero ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_convert_log2_denom ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_display ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add_ratio ... ok
[INFO] [stdout] test array2d::tests::test_positions ... ok
[INFO] [stdout] test array2d::tests::test_iter_mut ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_from_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_arithmetic_geometric_mean ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_debug ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_from_ratio_range ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_interval_union ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_square ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sqrt ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_pow ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub_int ... ok
[INFO] [stdout] test mod_int::tests::test_add ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul ... ok
[INFO] [stdout] test mod_int::tests::test_div ... ok
[INFO] [stdout] test mod_int::tests::test_mul ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_add ... ok
[INFO] [stdout] test mod_int::tests::test_sub ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_sub ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_sub_ratio ... ok
[INFO] [stdout] test lattice::tests::test_gram_schmidt ... ok
[INFO] [stdout] test polynomial::distinct_degree_factorization::tests::test_distinct_degree_factorization ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_div ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_add_ratio ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_floor_ceil ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_natural_log_of_2 ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_rem ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_pseudo_div_rem ... ok
[INFO] [stdout] test mod_int::tests::test_overflow ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_mul ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_2 ... ignored, slow
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_3 ... ignored, slow
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_4 ... ignored, slow
[INFO] [stdout] test algebraic_numbers::tests::test_integer_floor_ceil_log2 ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_div ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_div_by_zero - should panic ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_6 ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_7 ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_5 ... ok
[INFO] [stdout] test polynomial::gcd::tests::test_multivariable_resultant ... ok
[INFO] [stdout] test polynomial::gcd::tests::test_resultant ... ok
[INFO] [stdout] test polynomial::mul::tests::test_mul_rational ... ok
[INFO] [stdout] test polynomial::mul::tests::test_mul ... ok
[INFO] [stdout] test polynomial::tests::test_eval ... ok
[INFO] [stdout] test polynomial::tests::test_make_monomial ... ok
[INFO] [stdout] test polynomial::tests::test_primitive_part ... ok
[INFO] [stdout] test polynomial::tests::test_display ... ok
[INFO] [stdout] test polynomial::tests::test_split_out_divisor ... ok
[INFO] [stdout] test polynomial::same_degree_factorization::tests::test_same_degree_factorization ... ok
[INFO] [stdout] test polynomial::tests::test_sturm_sequence ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_discriminant ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_quad_poly_into_poly ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_quad_poly_neg ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_cmp ... ignored, slow
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_0 ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_default_zero ... ok
[INFO] [stdout] test polynomial::gcd::tests::test_gcd ... ok
[INFO] [stdout] test polynomial::tests::test_primitive_sturm_sequence ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_1 ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_one ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_signum ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_to_f64 ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_from_ratio ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_neg ... ok
[INFO] [stdout] test traits::tests::test_gcd_lcm ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_into_reduced ... ok
[INFO] [stdout] test util::tests::test_for_subsets_of_size ... ok
[INFO] [stdout] test polynomial::tests::test_square_free_factorization_using_yuns_algorithm ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_sub ... ok
[INFO] [stdout] test traits::tests::test_trailing_zeros ... ok
[INFO] [stdout] test traits::tests::test_floor_log2 ... ok
[INFO] [stdout] test traits::tests::test_ceil_log2 ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_powmod ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_pow ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_add ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_exp ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_cmp_rational ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_log_core ... ok
[INFO] [stdout] test lattice::tests::test_lll_reduce ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_0 ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_log ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 92 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 4.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests algebraics
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "32d562ff6ec27bf6f98976c0871965ecc93b81f7b40a95deb2e8d53c48aa5c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d562ff6ec27bf6f98976c0871965ecc93b81f7b40a95deb2e8d53c48aa5c39", kill_on_drop: false }`
[INFO] [stdout] 32d562ff6ec27bf6f98976c0871965ecc93b81f7b40a95deb2e8d53c48aa5c39
[INFO] testing algebraics-0.3.0 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate algebraics 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate algebraics 0.3.0 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algebraics 0.3.0
[INFO] finished tweaking crates.io crate algebraics 0.3.0
[INFO] tweaked toml for crates.io crate algebraics 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding indoc v1.0.9 (latest: v2.0.5)
[INFO] [stderr]       Adding pyo3 v0.16.6 (latest: v0.21.2)
[INFO] [stderr]       Adding pyo3-build-config v0.16.6 (latest: v0.21.2)
[INFO] [stderr]       Adding pyo3-ffi v0.16.6 (latest: v0.21.2)
[INFO] [stderr]       Adding pyo3-macros v0.16.6 (latest: v0.21.2)
[INFO] [stderr]       Adding pyo3-macros-backend v0.16.6 (latest: v0.21.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[INFO] [stderr]       Adding unindent v0.1.11 (latest: v0.2.3)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e34e92a24e3814211dacfd94323577dea1ea19bde301d7082c8906e791829d33
[INFO] running `Command { std: "docker" "start" "-a" "e34e92a24e3814211dacfd94323577dea1ea19bde301d7082c8906e791829d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e34e92a24e3814211dacfd94323577dea1ea19bde301d7082c8906e791829d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e34e92a24e3814211dacfd94323577dea1ea19bde301d7082c8906e791829d33", kill_on_drop: false }`
[INFO] [stdout] e34e92a24e3814211dacfd94323577dea1ea19bde301d7082c8906e791829d33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a0113b99d64a2f9a143ed5beff860ba8851d6ba5b774b34bd2dc4328210185a
[INFO] running `Command { std: "docker" "start" "-a" "6a0113b99d64a2f9a143ed5beff860ba8851d6ba5b774b34bd2dc4328210185a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.5
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling algebraics v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `minimal_polynomial` is never read
[INFO] [stdout]    --> src/algebraic_numbers.rs:319:5
[INFO] [stdout]     |
[INFO] [stdout] 318 | struct IntervalShrinker<'a> {
[INFO] [stdout]     |        ---------------- field in this struct
[INFO] [stdout] 319 |     minimal_polynomial: &'a Polynomial<BigInt>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IntervalShrinker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DivRemNearest` is never used
[INFO] [stdout]    --> src/traits.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub(crate) trait DivRemNearest<Rhs = Self>: Sized {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsolatedRealRoot` is never used
[INFO] [stdout]    --> src/traits.rs:477:18
[INFO] [stdout]     |
[INFO] [stdout] 477 | pub(crate) trait IsolatedRealRoot<T: PolynomialCoefficient + Integer> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/array2d.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |             data: this.data.borrow(),
[INFO] [stdout]    |                            ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[T]` does not implement `Borrow`, so calling `borrow` on `&[T]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:247:67
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout]     |                                                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 247 -         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout] 247 +         let (quotient, factor) = self.clone().exact_pseudo_div(rhs);
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:251:75
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout]     |                                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 251 -         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout] 251 +         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs)?;
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.10s
[INFO] running `Command { std: "docker" "inspect" "6a0113b99d64a2f9a143ed5beff860ba8851d6ba5b774b34bd2dc4328210185a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a0113b99d64a2f9a143ed5beff860ba8851d6ba5b774b34bd2dc4328210185a", kill_on_drop: false }`
[INFO] [stdout] 6a0113b99d64a2f9a143ed5beff860ba8851d6ba5b774b34bd2dc4328210185a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c303dfc0ccbe9623784481948182bff4ade7b6664ec2ef7729cc4c6b5544788
[INFO] running `Command { std: "docker" "start" "-a" "7c303dfc0ccbe9623784481948182bff4ade7b6664ec2ef7729cc4c6b5544788", kill_on_drop: false }`
[INFO] [stdout] warning: field `minimal_polynomial` is never read
[INFO] [stdout]    --> src/algebraic_numbers.rs:319:5
[INFO] [stdout]     |
[INFO] [stdout] 318 | struct IntervalShrinker<'a> {
[INFO] [stdout]     |        ---------------- field in this struct
[INFO] [stdout] 319 |     minimal_polynomial: &'a Polynomial<BigInt>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IntervalShrinker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DivRemNearest` is never used
[INFO] [stdout]    --> src/traits.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub(crate) trait DivRemNearest<Rhs = Self>: Sized {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsolatedRealRoot` is never used
[INFO] [stdout]    --> src/traits.rs:477:18
[INFO] [stdout]     |
[INFO] [stdout] 477 | pub(crate) trait IsolatedRealRoot<T: PolynomialCoefficient + Integer> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/array2d.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |             data: this.data.borrow(),
[INFO] [stdout]    |                            ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[T]` does not implement `Borrow`, so calling `borrow` on `&[T]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:247:67
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout]     |                                                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 247 -         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout] 247 +         let (quotient, factor) = self.clone().exact_pseudo_div(rhs);
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:251:75
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout]     |                                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 251 -         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout] 251 +         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs)?;
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling algebraics v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `minimal_polynomial` is never read
[INFO] [stdout]    --> src/algebraic_numbers.rs:319:5
[INFO] [stdout]     |
[INFO] [stdout] 318 | struct IntervalShrinker<'a> {
[INFO] [stdout]     |        ---------------- field in this struct
[INFO] [stdout] 319 |     minimal_polynomial: &'a Polynomial<BigInt>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IntervalShrinker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DivRemNearest` is never used
[INFO] [stdout]    --> src/traits.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub(crate) trait DivRemNearest<Rhs = Self>: Sized {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsolatedRealRoot` is never used
[INFO] [stdout]    --> src/traits.rs:477:18
[INFO] [stdout]     |
[INFO] [stdout] 477 | pub(crate) trait IsolatedRealRoot<T: PolynomialCoefficient + Integer> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/array2d.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |             data: this.data.borrow(),
[INFO] [stdout]    |                            ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[T]` does not implement `Borrow`, so calling `borrow` on `&[T]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:247:67
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout]     |                                                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `polynomial::Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&polynomial::Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 247 -         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stdout] 247 +         let (quotient, factor) = self.clone().exact_pseudo_div(rhs);
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `polynomial::Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/polynomial/div_rem.rs:251:75
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout]     |                                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `polynomial::Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&polynomial::Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 251 -         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stdout] 251 +         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs)?;
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `polynomial::Polynomial<T>`, implement `Clone` for it
[INFO] [stdout]    --> src/polynomial.rs:829:1
[INFO] [stdout]     |
[INFO] [stdout] 829 + #[derive(Clone)]
[INFO] [stdout] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.55s
[INFO] running `Command { std: "docker" "inspect" "7c303dfc0ccbe9623784481948182bff4ade7b6664ec2ef7729cc4c6b5544788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c303dfc0ccbe9623784481948182bff4ade7b6664ec2ef7729cc4c6b5544788", kill_on_drop: false }`
[INFO] [stdout] 7c303dfc0ccbe9623784481948182bff4ade7b6664ec2ef7729cc4c6b5544788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f7e199584ba65e22ac513ffef565b471affdf8a027be5381ae5bf27a604c251
[INFO] running `Command { std: "docker" "start" "-a" "5f7e199584ba65e22ac513ffef565b471affdf8a027be5381ae5bf27a604c251", kill_on_drop: false }`
[INFO] [stderr] warning: field `minimal_polynomial` is never read
[INFO] [stderr]    --> src/algebraic_numbers.rs:319:5
[INFO] [stderr]     |
[INFO] [stderr] 318 | struct IntervalShrinker<'a> {
[INFO] [stderr]     |        ---------------- field in this struct
[INFO] [stderr] 319 |     minimal_polynomial: &'a Polynomial<BigInt>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `IntervalShrinker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `DivRemNearest` is never used
[INFO] [stderr]    --> src/traits.rs:208:18
[INFO] [stderr]     |
[INFO] [stderr] 208 | pub(crate) trait DivRemNearest<Rhs = Self>: Sized {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `IsolatedRealRoot` is never used
[INFO] [stderr]    --> src/traits.rs:477:18
[INFO] [stderr]     |
[INFO] [stderr] 477 | pub(crate) trait IsolatedRealRoot<T: PolynomialCoefficient + Integer> {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/array2d.rs:73:28
[INFO] [stderr]    |
[INFO] [stderr] 73 |             data: this.data.borrow(),
[INFO] [stderr]    |                            ^^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `[T]` does not implement `Borrow`, so calling `borrow` on `&[T]` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/polynomial/div_rem.rs:247:67
[INFO] [stderr]     |
[INFO] [stderr] 247 |         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stderr]     |                                                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr] 247 -         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stderr] 247 +         let (quotient, factor) = self.clone().exact_pseudo_div(rhs);
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stderr]    --> src/polynomial.rs:829:1
[INFO] [stderr]     |
[INFO] [stderr] 829 + #[derive(Clone)]
[INFO] [stderr] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/polynomial/div_rem.rs:251:75
[INFO] [stderr]     |
[INFO] [stderr] 251 |         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stderr]     |                                                                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr] 251 -         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stderr] 251 +         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs)?;
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to clone `Polynomial<T>`, implement `Clone` for it
[INFO] [stderr]    --> src/polynomial.rs:829:1
[INFO] [stderr]     |
[INFO] [stderr] 829 + #[derive(Clone)]
[INFO] [stderr] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/polynomial/div_rem.rs:247:67
[INFO] [stderr]     |
[INFO] [stderr] 247 |         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stderr]     |                                                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `polynomial::Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&polynomial::Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr] 247 -         let (quotient, factor) = self.clone().exact_pseudo_div(rhs.borrow());
[INFO] [stderr] 247 +         let (quotient, factor) = self.clone().exact_pseudo_div(rhs);
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to clone `polynomial::Polynomial<T>`, implement `Clone` for it
[INFO] [stderr]    --> src/polynomial.rs:829:1
[INFO] [stderr]     |
[INFO] [stderr] 829 + #[derive(Clone)]
[INFO] [stderr] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/polynomial/div_rem.rs:251:75
[INFO] [stderr]     |
[INFO] [stderr] 251 |         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stderr]     |                                                                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `polynomial::Polynomial<T>` does not implement `Borrow`, so calling `borrow` on `&polynomial::Polynomial<T>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr] 251 -         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs.borrow())?;
[INFO] [stderr] 251 +         let (quotient, factor) = self.clone().checked_exact_pseudo_div(rhs)?;
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to clone `polynomial::Polynomial<T>`, implement `Clone` for it
[INFO] [stderr]    --> src/polynomial.rs:829:1
[INFO] [stderr]     |
[INFO] [stderr] 829 + #[derive(Clone)]
[INFO] [stderr] 830 | pub struct Polynomial<T: PolynomialCoefficient> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `algebraics` (lib) generated 6 warnings (run `cargo fix --lib -p algebraics` to apply 3 suggestions)
[INFO] [stderr] warning: `algebraics` (lib test) generated 6 warnings (4 duplicates) (run `cargo fix --lib -p algebraics --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/algebraics-caf7a2039139a04e)
[INFO] [stdout] 
[INFO] [stdout] running 96 tests
[INFO] [stdout] test algebraic_numbers::tests::test_debug ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_neg ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_cmp_with_zero ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_display ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_convert_log2_denom ... ok
[INFO] [stdout] test array2d::tests::test_positions ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_debug ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_from_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_interval_union ... ok
[INFO] [stdout] test array2d::tests::test_iter_mut ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_arithmetic_geometric_mean ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_pow ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_from_ratio_range ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_natural_log_of_2 ... ok
[INFO] [stdout] test mod_int::tests::test_div ... ok
[INFO] [stdout] test mod_int::tests::test_mul ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sqrt ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_square ... ok
[INFO] [stdout] test lattice::tests::test_gram_schmidt ... ok
[INFO] [stdout] test mod_int::tests::test_add ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_add_ratio ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_sub ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_sub_ratio ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_add ... ok
[INFO] [stdout] test polynomial::distinct_degree_factorization::tests::test_distinct_degree_factorization ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_div ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_floor_ceil ... ok
[INFO] [stdout] test mod_int::tests::test_sub ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_rem ... ok
[INFO] [stdout] test mod_int::tests::test_overflow ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_mul ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_pseudo_div_rem ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_2 ... ignored, slow
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_3 ... ignored, slow
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_4 ... ignored, slow
[INFO] [stdout] test algebraic_numbers::tests::test_div ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_div_by_zero - should panic ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_integer_floor_ceil_log2 ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_6 ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_7 ... ok
[INFO] [stdout] test polynomial::gcd::tests::test_multivariable_resultant ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_5 ... ok
[INFO] [stdout] test polynomial::mul::tests::test_mul ... ok
[INFO] [stdout] test polynomial::gcd::tests::test_resultant ... ok
[INFO] [stdout] test polynomial::tests::test_display ... ok
[INFO] [stdout] test polynomial::tests::test_eval ... ok
[INFO] [stdout] test polynomial::tests::test_make_monomial ... ok
[INFO] [stdout] test polynomial::tests::test_primitive_part ... ok
[INFO] [stdout] test polynomial::same_degree_factorization::tests::test_same_degree_factorization ... ok
[INFO] [stdout] test polynomial::tests::test_primitive_sturm_sequence ... ok
[INFO] [stdout] test polynomial::mul::tests::test_mul_rational ... ok
[INFO] [stdout] test polynomial::tests::test_split_out_divisor ... ok
[INFO] [stdout] test polynomial::tests::test_sturm_sequence ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_quad_poly_into_poly ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_quad_poly_neg ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_cmp ... ignored, slow
[INFO] [stdout] test quadratic_numbers::tests::test_discriminant ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_default_zero ... ok
[INFO] [stdout] test polynomial::gcd::tests::test_gcd ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_from_ratio ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_neg ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_one ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_signum ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_to_f64 ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_0 ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_into_reduced ... ok
[INFO] [stdout] test traits::tests::test_gcd_lcm ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_sub ... ok
[INFO] [stdout] test util::tests::test_for_subsets_of_size ... ok
[INFO] [stdout] test polynomial::tests::test_square_free_factorization_using_yuns_algorithm ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_1 ... ok
[INFO] [stdout] test traits::tests::test_trailing_zeros ... ok
[INFO] [stdout] test traits::tests::test_floor_log2 ... ok
[INFO] [stdout] test traits::tests::test_ceil_log2 ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_powmod ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_pow ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_add ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_exp ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_cmp_rational ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_log_core ... ok
[INFO] [stdout] test lattice::tests::test_lll_reduce ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_0 ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_log ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 92 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 6.25s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests algebraics
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f7e199584ba65e22ac513ffef565b471affdf8a027be5381ae5bf27a604c251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f7e199584ba65e22ac513ffef565b471affdf8a027be5381ae5bf27a604c251", kill_on_drop: false }`
[INFO] [stdout] 5f7e199584ba65e22ac513ffef565b471affdf8a027be5381ae5bf27a604c251
