[INFO] fetching crate linfa 0.7.0...
[INFO] checking linfa-0.7.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate linfa 0.7.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate linfa 0.7.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linfa 0.7.0
[INFO] finished tweaking crates.io crate linfa 0.7.0
[INFO] tweaked toml for crates.io crate linfa 0.7.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rgb v0.8.37
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded symbolic-common v10.2.1
[INFO] [stderr]   Downloaded cauchy v0.4.0
[INFO] [stderr]   Downloaded intel-mkl-src v0.7.0+mkl2020.1
[INFO] [stderr]   Downloaded pprof v0.11.1
[INFO] [stderr]   Downloaded intel-mkl-tool v0.3.2+mkl2020.1
[INFO] [stderr]   Downloaded lax v0.15.0
[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
[INFO] [stderr]   Downloaded cpp_demangle v0.4.3
[INFO] [stderr]   Downloaded lapack v0.18.0
[INFO] [stderr]   Downloaded curl v0.4.46
[INFO] [stderr]   Downloaded quick-xml v0.26.0
[INFO] [stderr]   Downloaded symbolic-demangle v10.2.1
[INFO] [stderr]   Downloaded ndarray-linalg v0.15.0
[INFO] [stderr]   Downloaded sprs v0.11.1
[INFO] [stderr]   Downloaded inferno v0.11.19
[INFO] [stderr]   Downloaded netlib-src v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d13831a993e4420b70570f0377a937617f18309ece326364a2e0066852d246f
[INFO] running `Command { std: "docker" "start" "-a" "8d13831a993e4420b70570f0377a937617f18309ece326364a2e0066852d246f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d13831a993e4420b70570f0377a937617f18309ece326364a2e0066852d246f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d13831a993e4420b70570f0377a937617f18309ece326364a2e0066852d246f", kill_on_drop: false }`
[INFO] [stdout] 8d13831a993e4420b70570f0377a937617f18309ece326364a2e0066852d246f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b176877a8bf5706bd312882faab760bc0165bcbbb9457891d9e1d13b1eb53c58
[INFO] running `Command { std: "docker" "start" "-a" "b176877a8bf5706bd312882faab760bc0165bcbbb9457891d9e1d13b1eb53c58", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling linfa v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking simba v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking sprs v0.11.1
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stdout] warning: the item `PartialOrd` is imported redundantly
[INFO] [stdout]   --> src/dataset/mod.rs:16:26
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::cmp::{Ordering, PartialOrd};
[INFO] [stdout]    |                          ^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `PartialOrd` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Dimension` is imported redundantly
[INFO] [stdout]  --> src/dataset/impl_dataset.rs:8:55
[INFO] [stdout]   |
[INFO] [stdout] 8 | use ndarray::{concatenate, prelude::*, Data, DataMut, Dimension};
[INFO] [stdout]   |                            ----------                 ^^^^^^^^^
[INFO] [stdout]   |                            |
[INFO] [stdout]   |                            the item `Dimension` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/traits.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking nalgebra v0.29.0
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking statrs v0.16.0
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `linfa_datasets`
[INFO] [stdout]    --> src/dataset/mod.rs:334:9
[INFO] [stdout]     |
[INFO] [stdout] 334 |     use linfa_datasets::generate::make_dataset;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ use of undeclared crate or module `linfa_datasets`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialOrd` is imported redundantly
[INFO] [stdout]   --> src/dataset/mod.rs:16:26
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::cmp::{Ordering, PartialOrd};
[INFO] [stdout]    |                          ^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `PartialOrd` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Dimension` is imported redundantly
[INFO] [stdout]  --> src/dataset/impl_dataset.rs:8:55
[INFO] [stdout]   |
[INFO] [stdout] 8 | use ndarray::{concatenate, prelude::*, Data, DataMut, Dimension};
[INFO] [stdout]   |                            ----------                 ^^^^^^^^^
[INFO] [stdout]   |                            |
[INFO] [stdout]   |                            the item `Dimension` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Array1` is imported redundantly
[INFO] [stdout]    --> src/dataset/mod.rs:335:26
[INFO] [stdout]     |
[INFO] [stdout] 331 |     use super::*;
[INFO] [stdout]     |         -------- the item `Array1` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 335 |     use ndarray::{array, Array1, Array2, Axis};
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ArrayView2` is imported redundantly
[INFO] [stdout]    --> src/dataset/mod.rs:584:9
[INFO] [stdout]     |
[INFO] [stdout] 331 |     use super::*;
[INFO] [stdout]     |         -------- the item `ArrayView2` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 584 |     use ndarray::ArrayView2;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/traits.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `linfa` (lib test) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b176877a8bf5706bd312882faab760bc0165bcbbb9457891d9e1d13b1eb53c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b176877a8bf5706bd312882faab760bc0165bcbbb9457891d9e1d13b1eb53c58", kill_on_drop: false }`
[INFO] [stdout] b176877a8bf5706bd312882faab760bc0165bcbbb9457891d9e1d13b1eb53c58
