[INFO] fetching crate recless 0.3.0...
[INFO] checking recless-0.3.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate recless 0.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate recless 0.3.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate recless 0.3.0
[INFO] finished tweaking crates.io crate recless 0.3.0
[INFO] tweaked toml for crates.io crate recless 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb1e5894fbf2c4f57aae8924c14e2bac353600e9fa255ab0da7523049179d400
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cb1e5894fbf2c4f57aae8924c14e2bac353600e9fa255ab0da7523049179d400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb1e5894fbf2c4f57aae8924c14e2bac353600e9fa255ab0da7523049179d400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1e5894fbf2c4f57aae8924c14e2bac353600e9fa255ab0da7523049179d400", kill_on_drop: false }`
[INFO] [stdout] cb1e5894fbf2c4f57aae8924c14e2bac353600e9fa255ab0da7523049179d400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52594850413de2fdba7ceb9a4b54b6f089886a9646dc752b7b43037b1544b6f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "52594850413de2fdba7ceb9a4b54b6f089886a9646dc752b7b43037b1544b6f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ndarray v0.10.14
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking blas-sys v0.6.9
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking blas v0.16.1
[INFO] [stderr]     Checking recless v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `ndarray::ArrayBase<OwnedRepr<f32>, Dim<[usize; 1]>>: Dot<&ndarray::ArrayBase<S, Dim<[usize; 1]>>>` is not satisfied
[INFO] [stdout]    --> src/lib.rs:115:57
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 self.prior_error = target - self.weight.dot(&input);
[INFO] [stdout]     |                                                         ^^^ the trait `Dot<&ndarray::ArrayBase<S, Dim<[usize; 1]>>>` is not implemented for `ndarray::ArrayBase<OwnedRepr<f32>, Dim<[usize; 1]>>`
[INFO] [stdout] ...
[INFO] [stdout] 150 | impl_update!(f32, blas::c::sger);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 1]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 1]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 1]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 2]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 2]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 1]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 2]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 2]>>>>
[INFO] [stdout]     = note: this error originates in the macro `impl_update` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `ndarray::ArrayBase<OwnedRepr<f64>, Dim<[usize; 1]>>: Dot<&ndarray::ArrayBase<S, Dim<[usize; 1]>>>` is not satisfied
[INFO] [stdout]    --> src/lib.rs:115:57
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 self.prior_error = target - self.weight.dot(&input);
[INFO] [stdout]     |                                                         ^^^ the trait `Dot<&ndarray::ArrayBase<S, Dim<[usize; 1]>>>` is not implemented for `ndarray::ArrayBase<OwnedRepr<f64>, Dim<[usize; 1]>>`
[INFO] [stdout] ...
[INFO] [stdout] 151 | impl_update!(f64, blas::c::dger);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 1]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 1]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 1]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 2]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 2]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 1]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 2]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 2]>>>>
[INFO] [stdout]     = note: this error originates in the macro `impl_update` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `recless`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the trait bound `ndarray::ArrayBase<OwnedRepr<f32>, Dim<[usize; 1]>>: Dot<&ndarray::ArrayBase<S, Dim<[usize; 1]>>>` is not satisfied
[INFO] [stdout]    --> src/lib.rs:115:57
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 self.prior_error = target - self.weight.dot(&input);
[INFO] [stdout]     |                                                         ^^^ the trait `Dot<&ndarray::ArrayBase<S, Dim<[usize; 1]>>>` is not implemented for `ndarray::ArrayBase<OwnedRepr<f32>, Dim<[usize; 1]>>`
[INFO] [stdout] ...
[INFO] [stdout] 150 | impl_update!(f32, blas::c::sger);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 1]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 1]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 1]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 2]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 2]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 1]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 2]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 2]>>>>
[INFO] [stdout]     = note: this error originates in the macro `impl_update` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `ndarray::ArrayBase<OwnedRepr<f64>, Dim<[usize; 1]>>: Dot<&ndarray::ArrayBase<S, Dim<[usize; 1]>>>` is not satisfied
[INFO] [stdout]    --> src/lib.rs:115:57
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 self.prior_error = target - self.weight.dot(&input);
[INFO] [stdout]     |                                                         ^^^ the trait `Dot<&ndarray::ArrayBase<S, Dim<[usize; 1]>>>` is not implemented for `ndarray::ArrayBase<OwnedRepr<f64>, Dim<[usize; 1]>>`
[INFO] [stdout] ...
[INFO] [stdout] 151 | impl_update!(f64, blas::c::dger);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 1]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 1]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 1]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 2]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 2]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 1]>>>>
[INFO] [stdout]               <ndarray::ArrayBase<S, Dim<[usize; 2]>> as Dot<ndarray::ArrayBase<S2, Dim<[usize; 2]>>>>
[INFO] [stdout]     = note: this error originates in the macro `impl_update` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "52594850413de2fdba7ceb9a4b54b6f089886a9646dc752b7b43037b1544b6f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52594850413de2fdba7ceb9a4b54b6f089886a9646dc752b7b43037b1544b6f2", kill_on_drop: false }`
[INFO] [stdout] 52594850413de2fdba7ceb9a4b54b6f089886a9646dc752b7b43037b1544b6f2