[INFO] fetching crate guff-matrix 0.1.4... [INFO] checking guff-matrix-0.1.4 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] extracting crate guff-matrix 0.1.4 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate guff-matrix 0.1.4 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate guff-matrix 0.1.4 [INFO] finished tweaking crates.io crate guff-matrix 0.1.4 [INFO] tweaked toml for crates.io crate guff-matrix 0.1.4 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", 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] 7d1b84e77a5429d727d4a45d106087dafbebdbe3fb8ecbec53e14ec766a0ab2d [INFO] running `Command { std: "docker" "start" "-a" "7d1b84e77a5429d727d4a45d106087dafbebdbe3fb8ecbec53e14ec766a0ab2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d1b84e77a5429d727d4a45d106087dafbebdbe3fb8ecbec53e14ec766a0ab2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d1b84e77a5429d727d4a45d106087dafbebdbe3fb8ecbec53e14ec766a0ab2d", kill_on_drop: false }` [INFO] [stdout] 7d1b84e77a5429d727d4a45d106087dafbebdbe3fb8ecbec53e14ec766a0ab2d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51c4301ceb14b33ccd1c927d984234b532885e93bb7b05be7bbd20e76ededaa9 [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" "51c4301ceb14b33ccd1c927d984234b532885e93bb7b05be7bbd20e76ededaa9", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-bigint v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Checking guff v0.1.7 [INFO] [stderr] Checking guff-matrix v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/lib.rs:322:1 [INFO] [stdout] | [INFO] [stdout] 322 | / macro_rules! new_xform_reader { [INFO] [stdout] 323 | | ( $s:ident, $k:expr, $n:expr, $w:expr, $r0:ident, $r1:ident) => { [INFO] [stdout] 324 | | let mut $s = TransformTape { k : $k, n : $n, w : $w, xptr : 0 }; [INFO] [stdout] 325 | | } [INFO] [stdout] 326 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/x86.rs:142:6 [INFO] [stdout] | [INFO] [stdout] 142 | let mut b : __m128i; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `TransformTape` [INFO] [stdout] --> src/lib.rs:121:8 [INFO] [stdout] | [INFO] [stdout] 121 | struct TransformTape { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `shl` [INFO] [stdout] --> src/lib.rs:253:5 [INFO] [stdout] | [INFO] [stdout] 253 | shl : usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `shr` [INFO] [stdout] --> src/lib.rs:254:5 [INFO] [stdout] | [INFO] [stdout] 254 | shr : usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stdout] warning: unused import: `F8` [INFO] [stdout] --> benches/vector_mul.rs:3:34 [INFO] [stdout] | [INFO] [stdout] 3 | use guff::{GaloisField, new_gf8, F8 }; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `black_box` [INFO] [stdout] --> benches/vector_mul.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | use criterion::{black_box, criterion_group, criterion_main, Criterion}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `criterion::BenchmarkId` [INFO] [stdout] --> benches/vector_mul.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use criterion::BenchmarkId; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `GaloisField`, `new_gf8` [INFO] [stdout] --> src/x86.rs:271:16 [INFO] [stdout] | [INFO] [stdout] 271 | use guff::{GaloisField,new_gf8}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::arch::x86_64::*` [INFO] [stdout] --> src/x86.rs:276:9 [INFO] [stdout] | [INFO] [stdout] 276 | use std::arch::x86_64::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `av` [INFO] [stdout] --> benches/vector_mul.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let av = vec![0x53u8; size]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_av` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bv` [INFO] [stdout] --> benches/vector_mul.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let bv = vec![0xcau8; size]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_bv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rv` [INFO] [stdout] --> benches/vector_mul.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | let mut rv = vec![0x00u8; size]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> benches/vector_mul.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let mut rv = vec![0x00u8; size]; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `alloc_only` [INFO] [stdout] --> benches/vector_mul.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn alloc_only(size : usize) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bench_alloc_only` [INFO] [stdout] --> benches/vector_mul.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn bench_alloc_only(c: &mut Criterion) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/x86.rs:142:6 [INFO] [stdout] | [INFO] [stdout] 142 | let mut b : __m128i; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `shl` [INFO] [stdout] --> src/lib.rs:253:5 [INFO] [stdout] | [INFO] [stdout] 253 | shl : usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `shr` [INFO] [stdout] --> src/lib.rs:254:5 [INFO] [stdout] | [INFO] [stdout] 254 | shr : usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 48.32s [INFO] running `Command { std: "docker" "inspect" "51c4301ceb14b33ccd1c927d984234b532885e93bb7b05be7bbd20e76ededaa9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51c4301ceb14b33ccd1c927d984234b532885e93bb7b05be7bbd20e76ededaa9", kill_on_drop: false }` [INFO] [stdout] 51c4301ceb14b33ccd1c927d984234b532885e93bb7b05be7bbd20e76ededaa9