[INFO] fetching crate rusty-rootsearch 0.4.0...
[INFO] checking rusty-rootsearch-0.4.0 against try#6d565b71a096078f59574161a2a382ec4a1eb751 for pr-132325
[INFO] extracting crate rusty-rootsearch 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate rusty-rootsearch 0.4.0 on toolchain 6d565b71a096078f59574161a2a382ec4a1eb751
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6d565b71a096078f59574161a2a382ec4a1eb751" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty-rootsearch 0.4.0
[INFO] finished tweaking crates.io crate rusty-rootsearch 0.4.0
[INFO] tweaked toml for crates.io crate rusty-rootsearch 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6d565b71a096078f59574161a2a382ec4a1eb751" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding num-dual v0.7.1 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6d565b71a096078f59574161a2a382ec4a1eb751" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+6d565b71a096078f59574161a2a382ec4a1eb751" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3191fd9fc5263359de12c39c9d9b74da2156484fd39b41d21682f9b27b3e6ec9
[INFO] running `Command { std: "docker" "start" "-a" "3191fd9fc5263359de12c39c9d9b74da2156484fd39b41d21682f9b27b3e6ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3191fd9fc5263359de12c39c9d9b74da2156484fd39b41d21682f9b27b3e6ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3191fd9fc5263359de12c39c9d9b74da2156484fd39b41d21682f9b27b3e6ec9", kill_on_drop: false }`
[INFO] [stdout] 3191fd9fc5263359de12c39c9d9b74da2156484fd39b41d21682f9b27b3e6ec9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+6d565b71a096078f59574161a2a382ec4a1eb751" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64e07db36726c6126ce21267dc2cec86e37cc52fe0348889df6a0847fe9172da
[INFO] running `Command { std: "docker" "start" "-a" "64e07db36726c6126ce21267dc2cec86e37cc52fe0348889df6a0847fe9172da", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking bytemuck v1.19.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking safe_arch v0.7.2
[INFO] [stderr]     Checking wide v0.7.28
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]     Checking nalgebra v0.32.6
[INFO] [stderr]     Checking num-dual v0.7.1
[INFO] [stdout] error[E0283]: type annotations needed: cannot satisfy `for<'r> T: NumOps<&'r T>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/dual.rs:380:17
[INFO] [stdout]     |
[INFO] [stdout] 380 |     T::Element: DualNum<T::Element> + Scalar + DualNumFloat + Sync + Send,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: multiple `impl`s or `where` clauses satisfying `for<'r> T: NumOps<&'r T>` found
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/dual.rs:379:8
[INFO] [stdout]     |
[INFO] [stdout] 379 |     T: DualNum<T::Element> + SupersetOf<T> + AbsDiffEq<Epsilon = T> + Sync + Send,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 380 |     T::Element: DualNum<T::Element> + Scalar + DualNumFloat + Sync + Send,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: and another `impl` found in the `num_traits` crate:
[INFO] [stdout]             - impl<T, Rhs, Output> NumOps<Rhs, Output> for T
[INFO] [stdout]               where <T as std::ops::Add<Rhs>>::Output == Output, <T as std::ops::Sub<Rhs>>::Output == Output, <T as std::ops::Mul<Rhs>>::Output == Output, <T as std::ops::Div<Rhs>>::Output == Output, <T as std::ops::Rem<Rhs>>::Output == Output, T: std::ops::Sub<Rhs>, T: std::ops::Mul<Rhs>, T: std::ops::Div<Rhs>, T: std::ops::Add<Rhs>, T: std::ops::Rem<Rhs>;
[INFO] [stdout] note: required by a bound in `DualNum`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/lib.rs:105:7
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub trait DualNum<F>:
[INFO] [stdout]     |           ------- required by a bound in this trait
[INFO] [stdout] 104 |     NumOps
[INFO] [stdout] 105 |     + for<'r> NumOps<&'r Self>
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `DualNum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed: cannot satisfy `for<'r> T: NumOps<&'r T>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/dual.rs:635:17
[INFO] [stdout]     |
[INFO] [stdout] 635 |     T::Element: DualNum<T::Element> + Scalar + DualNumFloat,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: multiple `impl`s or `where` clauses satisfying `for<'r> T: NumOps<&'r T>` found
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/dual.rs:634:8
[INFO] [stdout]     |
[INFO] [stdout] 634 |     T: DualNum<T::Element> + SupersetOf<T> + Sync + Send,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 635 |     T::Element: DualNum<T::Element> + Scalar + DualNumFloat,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: and another `impl` found in the `num_traits` crate:
[INFO] [stdout]             - impl<T, Rhs, Output> NumOps<Rhs, Output> for T
[INFO] [stdout]               where <T as std::ops::Add<Rhs>>::Output == Output, <T as std::ops::Sub<Rhs>>::Output == Output, <T as std::ops::Mul<Rhs>>::Output == Output, <T as std::ops::Div<Rhs>>::Output == Output, <T as std::ops::Rem<Rhs>>::Output == Output, T: std::ops::Sub<Rhs>, T: std::ops::Mul<Rhs>, T: std::ops::Div<Rhs>, T: std::ops::Add<Rhs>, T: std::ops::Rem<Rhs>;
[INFO] [stdout] note: required by a bound in `DualNum`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/lib.rs:105:7
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub trait DualNum<F>:
[INFO] [stdout]     |           ------- required by a bound in this trait
[INFO] [stdout] 104 |     NumOps
[INFO] [stdout] 105 |     + for<'r> NumOps<&'r Self>
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `DualNum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed: cannot satisfy `for<'r> T: NumOps<&'r T>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/dual_vec.rs:530:8
[INFO] [stdout]     |
[INFO] [stdout] 530 |     T: DualNum<T::Element> + SupersetOf<T> + AbsDiffEq<Epsilon = T> + Sync + Send,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: multiple `impl`s or `where` clauses satisfying `for<'r> T: NumOps<&'r T>` found
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/dual_vec.rs:530:8
[INFO] [stdout]     |
[INFO] [stdout] 530 |     T: DualNum<T::Element> + SupersetOf<T> + AbsDiffEq<Epsilon = T> + Sync + Send,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 531 |     T::Element: DualNum<T::Element> + Scalar + DualNumFloat + Sync + Send,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: and another `impl` found in the `num_traits` crate:
[INFO] [stdout]             - impl<T, Rhs, Output> NumOps<Rhs, Output> for T
[INFO] [stdout]               where <T as std::ops::Add<Rhs>>::Output == Output, <T as std::ops::Sub<Rhs>>::Output == Output, <T as std::ops::Mul<Rhs>>::Output == Output, <T as std::ops::Div<Rhs>>::Output == Output, <T as std::ops::Rem<Rhs>>::Output == Output, T: std::ops::Sub<Rhs>, T: std::ops::Mul<Rhs>, T: std::ops::Div<Rhs>, T: std::ops::Add<Rhs>, T: std::ops::Rem<Rhs>;
[INFO] [stdout] note: required by a bound in `DualNum`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/lib.rs:105:7
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub trait DualNum<F>:
[INFO] [stdout]     |           ------- required by a bound in this trait
[INFO] [stdout] 104 |     NumOps
[INFO] [stdout] 105 |     + for<'r> NumOps<&'r Self>
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `DualNum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed: cannot satisfy `for<'r> T: NumOps<&'r T>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/dual_vec.rs:788:8
[INFO] [stdout]     |
[INFO] [stdout] 788 |     T: DualNum<T::Element> + SupersetOf<T> + Sync + Send,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: multiple `impl`s or `where` clauses satisfying `for<'r> T: NumOps<&'r T>` found
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/dual_vec.rs:788:8
[INFO] [stdout]     |
[INFO] [stdout] 788 |     T: DualNum<T::Element> + SupersetOf<T> + Sync + Send,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 789 |     T::Element: DualNum<T::Element> + Scalar + DualNumFloat,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: and another `impl` found in the `num_traits` crate:
[INFO] [stdout]             - impl<T, Rhs, Output> NumOps<Rhs, Output> for T
[INFO] [stdout]               where <T as std::ops::Add<Rhs>>::Output == Output, <T as std::ops::Sub<Rhs>>::Output == Output, <T as std::ops::Mul<Rhs>>::Output == Output, <T as std::ops::Div<Rhs>>::Output == Output, <T as std::ops::Rem<Rhs>>::Output == Output, T: std::ops::Sub<Rhs>, T: std::ops::Mul<Rhs>, T: std::ops::Div<Rhs>, T: std::ops::Add<Rhs>, T: std::ops::Rem<Rhs>;
[INFO] [stdout] note: required by a bound in `DualNum`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-dual-0.7.1/src/lib.rs:105:7
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub trait DualNum<F>:
[INFO] [stdout]     |           ------- required by a bound in this trait
[INFO] [stdout] 104 |     NumOps
[INFO] [stdout] 105 |     + for<'r> NumOps<&'r Self>
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `DualNum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `num-dual` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "64e07db36726c6126ce21267dc2cec86e37cc52fe0348889df6a0847fe9172da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64e07db36726c6126ce21267dc2cec86e37cc52fe0348889df6a0847fe9172da", kill_on_drop: false }`
[INFO] [stdout] 64e07db36726c6126ce21267dc2cec86e37cc52fe0348889df6a0847fe9172da