[INFO] fetching crate piston-binpool 0.1.0...
[INFO] testing piston-binpool-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate piston-binpool 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate piston-binpool 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piston-binpool 0.1.0
[INFO] finished tweaking crates.io crate piston-binpool 0.1.0
[INFO] tweaked toml for crates.io crate piston-binpool 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4690ebc70ca5cb2651c72149c29dc4c00e0bcb7828e7d9e3cc8ffac768fbd588
[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" "4690ebc70ca5cb2651c72149c29dc4c00e0bcb7828e7d9e3cc8ffac768fbd588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4690ebc70ca5cb2651c72149c29dc4c00e0bcb7828e7d9e3cc8ffac768fbd588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4690ebc70ca5cb2651c72149c29dc4c00e0bcb7828e7d9e3cc8ffac768fbd588", kill_on_drop: false }`
[INFO] [stdout] 4690ebc70ca5cb2651c72149c29dc4c00e0bcb7828e7d9e3cc8ffac768fbd588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9422a3c81013bf61dd64d588b80b257ec2291d948cada367b2988c1a72673a04
[INFO] running `Command { std: "docker" "start" "-a" "9422a3c81013bf61dd64d588b80b257ec2291d948cada367b2988c1a72673a04", kill_on_drop: false }`
[INFO] [stderr]    Compiling piston-binpool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:286:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 286 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:298:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 298 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:306:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 306 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 320 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:332:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 332 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:346:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 346 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:358:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 358 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:369:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 369 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:397:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 397 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:409:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 409 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "9422a3c81013bf61dd64d588b80b257ec2291d948cada367b2988c1a72673a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9422a3c81013bf61dd64d588b80b257ec2291d948cada367b2988c1a72673a04", kill_on_drop: false }`
[INFO] [stdout] 9422a3c81013bf61dd64d588b80b257ec2291d948cada367b2988c1a72673a04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bb02f12cf821f86708d618945a01c2094a89288d219dade84bac2713e095221
[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" "3bb02f12cf821f86708d618945a01c2094a89288d219dade84bac2713e095221", kill_on_drop: false }`
[INFO] [stderr]    Compiling piston-binpool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:286:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 286 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:298:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 298 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:306:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 306 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 320 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:332:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 332 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:346:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 346 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:358:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 358 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:369:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 369 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:397:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 397 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:409:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 409 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:286:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 286 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:298:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 298 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:306:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 306 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 320 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:332:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 332 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:346:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 346 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:358:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 358 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:369:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 369 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:397:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 397 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Scalar` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:409:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stdout]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 409 |         use read_write::Scalar;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "3bb02f12cf821f86708d618945a01c2094a89288d219dade84bac2713e095221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb02f12cf821f86708d618945a01c2094a89288d219dade84bac2713e095221", kill_on_drop: false }`
[INFO] [stdout] 3bb02f12cf821f86708d618945a01c2094a89288d219dade84bac2713e095221
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c2ead5af5efbf833944a12283613eb5e6f3e08514fbcdd023bba12d43319087f
[INFO] running `Command { std: "docker" "start" "-a" "c2ead5af5efbf833944a12283613eb5e6f3e08514fbcdd023bba12d43319087f", kill_on_drop: false }`
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:286:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 286 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:298:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 298 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:306:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 306 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:320:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 320 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:332:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 332 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:346:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 346 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:358:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 358 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:369:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 369 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:397:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 397 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:409:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 409 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:286:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 286 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:298:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 298 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:306:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 306 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:320:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 320 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:332:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 332 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:346:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 346 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:358:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 358 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:369:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 369 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:397:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 397 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Scalar` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:409:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub use read_write::{Array, Matrix, Vector, Scalar};
[INFO] [stderr]     |                                             ------ the item `Scalar` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 409 |         use read_write::Scalar;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/binpool-ea2e944a3d2503ce)
[INFO] [stderr]    Doc-tests binpool
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 28) ... ignored
[INFO] [stdout] test src/lib.rs - (line 66) ... ignored
[INFO] [stdout] test src/lib.rs - (line 79) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c2ead5af5efbf833944a12283613eb5e6f3e08514fbcdd023bba12d43319087f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ead5af5efbf833944a12283613eb5e6f3e08514fbcdd023bba12d43319087f", kill_on_drop: false }`
[INFO] [stdout] c2ead5af5efbf833944a12283613eb5e6f3e08514fbcdd023bba12d43319087f
