[INFO] fetching crate petal-decomposition 0.6.0...
[INFO] checking petal-decomposition-0.6.0 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate petal-decomposition 0.6.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate petal-decomposition 0.6.0 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate petal-decomposition 0.6.0
[INFO] finished tweaking crates.io crate petal-decomposition 0.6.0
[INFO] tweaked toml for crates.io crate petal-decomposition 0.6.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "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" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3662a53f793f193f069c4de270a37aec73ee5b1aee4aabac42ba9ef079fd2620
[INFO] running `Command { std: "docker" "start" "-a" "3662a53f793f193f069c4de270a37aec73ee5b1aee4aabac42ba9ef079fd2620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3662a53f793f193f069c4de270a37aec73ee5b1aee4aabac42ba9ef079fd2620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3662a53f793f193f069c4de270a37aec73ee5b1aee4aabac42ba9ef079fd2620", kill_on_drop: false }`
[INFO] [stdout] 3662a53f793f193f069c4de270a37aec73ee5b1aee4aabac42ba9ef079fd2620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a9ecff08a67735f3971d086fa0fd97b3b92561199b77244b931dd8e3872e921
[INFO] running `Command { std: "docker" "start" "-a" "7a9ecff08a67735f3971d086fa0fd97b3b92561199b77244b931dd8e3872e921", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking lapack-sys v0.14.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_pcg v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking ndarray v0.15.3
[INFO] [stderr]     Checking lapack v0.19.0
[INFO] [stderr]     Checking rand_distr v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking lair v0.5.0
[INFO] [stderr]     Checking petal-decomposition v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0614]: type `<A as Scalar>::Real` cannot be dereferenced
[INFO] [stdout]    --> src/ica.rs:198:21
[INFO] [stdout]     |
[INFO] [stdout] 198 |             let d = (*sigma_elem).into();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0614]: type `<A as Scalar>::Real` cannot be dereferenced
[INFO] [stdout]    --> src/ica.rs:198:21
[INFO] [stdout]     |
[INFO] [stdout] 198 |             let d = (*sigma_elem).into();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0614`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petal-decomposition`
[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: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0614`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7a9ecff08a67735f3971d086fa0fd97b3b92561199b77244b931dd8e3872e921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9ecff08a67735f3971d086fa0fd97b3b92561199b77244b931dd8e3872e921", kill_on_drop: false }`
[INFO] [stdout] 7a9ecff08a67735f3971d086fa0fd97b3b92561199b77244b931dd8e3872e921