[INFO] fetching crate ndarray_einsum_beta 0.7.0... [INFO] checking ndarray_einsum_beta-0.7.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate ndarray_einsum_beta 0.7.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate ndarray_einsum_beta 0.7.0 [INFO] finished tweaking crates.io crate ndarray_einsum_beta 0.7.0 [INFO] tweaked toml for crates.io crate ndarray_einsum_beta 0.7.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ndarray_einsum_beta 0.7.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 33 packages to latest compatible versions [INFO] [stderr] Adding approx v0.4.0 (available: v0.5.1) [INFO] [stderr] Adding ndarray v0.15.6 (available: v0.16.1) [INFO] [stderr] Adding ndarray-rand v0.14.0 (available: v0.15.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 947a5413c04bfb269ddea167f8769c20f7df4634c5f79e5e64042cea3f10ede9 [INFO] running `Command { std: "docker" "start" "-a" "947a5413c04bfb269ddea167f8769c20f7df4634c5f79e5e64042cea3f10ede9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "947a5413c04bfb269ddea167f8769c20f7df4634c5f79e5e64042cea3f10ede9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "947a5413c04bfb269ddea167f8769c20f7df4634c5f79e5e64042cea3f10ede9", kill_on_drop: false }` [INFO] [stdout] 947a5413c04bfb269ddea167f8769c20f7df4634c5f79e5e64042cea3f10ede9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b8b39a4dd6c8de1159a7eca2654afe5ecb590b1ebbc5f3a86ba949feb6a006b [INFO] running `Command { std: "docker" "start" "-a" "4b8b39a4dd6c8de1159a7eca2654afe5ecb590b1ebbc5f3a86ba949feb6a006b", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling libm v0.2.15 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling matrixmultiply v0.3.10 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking regex-automata v0.4.10 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex v1.11.2 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking ndarray-rand v0.14.0 [INFO] [stderr] Checking ndarray_einsum_beta v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `orig_axis_list` is never read [INFO] [stdout] --> src/contractors/singleton_contractors.rs:133:5 [INFO] [stdout] | [INFO] [stdout] 132 | pub struct Summation { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 133 | orig_axis_list: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Summation` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:188:22 [INFO] [stdout] | [INFO] [stdout] 188 | fn into_dyn_view(&self) -> ArrayView; [INFO] [stdout] | ^^^^^ ------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 188 | fn into_dyn_view(&self) -> ArrayView<'_, A, IxDyn>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:196:22 [INFO] [stdout] | [INFO] [stdout] 196 | fn into_dyn_view(&self) -> ArrayView { [INFO] [stdout] | ^^^^^ ------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 196 | fn into_dyn_view(&self) -> ArrayView<'_, A, IxDyn> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `orig_axis_list` is never read [INFO] [stdout] --> src/contractors/singleton_contractors.rs:133:5 [INFO] [stdout] | [INFO] [stdout] 132 | pub struct Summation { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 133 | orig_axis_list: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Summation` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:188:22 [INFO] [stdout] | [INFO] [stdout] 188 | fn into_dyn_view(&self) -> ArrayView; [INFO] [stdout] | ^^^^^ ------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 188 | fn into_dyn_view(&self) -> ArrayView<'_, A, IxDyn>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:196:22 [INFO] [stdout] | [INFO] [stdout] 196 | fn into_dyn_view(&self) -> ArrayView { [INFO] [stdout] | ^^^^^ ------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 196 | fn into_dyn_view(&self) -> ArrayView<'_, A, IxDyn> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> benches/bench.rs:79:15 [INFO] [stdout] | [INFO] [stdout] 79 | b.iter(|| (&m1 * &m2)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 79 - b.iter(|| (&m1 * &m2)); [INFO] [stdout] 79 + b.iter(|| &m1 * &m2); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> benches/bench.rs:87:15 [INFO] [stdout] | [INFO] [stdout] 87 | b.iter(|| (&m1 * &m2.t())); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 87 - b.iter(|| (&m1 * &m2.t())); [INFO] [stdout] 87 + b.iter(|| &m1 * &m2.t()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.83s [INFO] running `Command { std: "docker" "inspect" "4b8b39a4dd6c8de1159a7eca2654afe5ecb590b1ebbc5f3a86ba949feb6a006b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b8b39a4dd6c8de1159a7eca2654afe5ecb590b1ebbc5f3a86ba949feb6a006b", kill_on_drop: false }` [INFO] [stdout] 4b8b39a4dd6c8de1159a7eca2654afe5ecb590b1ebbc5f3a86ba949feb6a006b