[INFO] fetching crate recless 0.3.0...
[INFO] testing recless-0.3.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate recless 0.3.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate recless 0.3.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e2f733e76931a9a4fb815870b61b051cdf139f0b7bf7938a9983920e4c4edb4
[INFO] running `Command { std: "docker" "start" "-a" "7e2f733e76931a9a4fb815870b61b051cdf139f0b7bf7938a9983920e4c4edb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e2f733e76931a9a4fb815870b61b051cdf139f0b7bf7938a9983920e4c4edb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2f733e76931a9a4fb815870b61b051cdf139f0b7bf7938a9983920e4c4edb4", kill_on_drop: false }`
[INFO] [stdout] 7e2f733e76931a9a4fb815870b61b051cdf139f0b7bf7938a9983920e4c4edb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccd65036a359173dffd848e33c10b97dc970b01cd1bacadc6b786a2baec1ad8d
[INFO] running `Command { std: "docker" "start" "-a" "ccd65036a359173dffd848e33c10b97dc970b01cd1bacadc6b786a2baec1ad8d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ndarray v0.10.14
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling blas-sys v0.6.9
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling blas v0.16.1
[INFO] [stderr]    Compiling 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` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "ccd65036a359173dffd848e33c10b97dc970b01cd1bacadc6b786a2baec1ad8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd65036a359173dffd848e33c10b97dc970b01cd1bacadc6b786a2baec1ad8d", kill_on_drop: false }`
[INFO] [stdout] ccd65036a359173dffd848e33c10b97dc970b01cd1bacadc6b786a2baec1ad8d