[INFO] fetching crate engraver 2.5.0...
[INFO] testing engraver-2.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate engraver 2.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate engraver 2.5.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate engraver 2.5.0
[INFO] finished tweaking crates.io crate engraver 2.5.0
[INFO] tweaked toml for crates.io crate engraver 2.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e5ad5d40cfcead227b1e1ad6e932015dabfe63121f117d5e5f6a74d80ddbf4d
[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" "4e5ad5d40cfcead227b1e1ad6e932015dabfe63121f117d5e5f6a74d80ddbf4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e5ad5d40cfcead227b1e1ad6e932015dabfe63121f117d5e5f6a74d80ddbf4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5ad5d40cfcead227b1e1ad6e932015dabfe63121f117d5e5f6a74d80ddbf4d", kill_on_drop: false }`
[INFO] [stdout] 4e5ad5d40cfcead227b1e1ad6e932015dabfe63121f117d5e5f6a74d80ddbf4d
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 673dea33f0729471b29c376f1251f9534d2f7d5d8aa0d9361a5fa9a6172b8816
[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" "673dea33f0729471b29c376f1251f9534d2f7d5d8aa0d9361a5fa9a6172b8816", kill_on_drop: false }`
[INFO] [stderr]    Compiling humanize-rs v0.1.5
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling sys-info v0.5.10
[INFO] [stderr]    Compiling engraver v2.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]    Compiling page_size v0.4.2
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling aligned_alloc v0.1.3
[INFO] [stderr]    Compiling core_affinity v0.5.10
[INFO] [stderr]    Compiling pbr v1.0.4
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling stopwatch v0.0.7
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/cpu_hasher.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 | const NONCE_SIZE: usize = (NUM_SCOOPS * SCOOP_SIZE);
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/poc_hashing.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | const NONCE_SIZE: usize = (NUM_SCOOPS * SCOOP_SIZE);
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `c_void`
[INFO] [stdout]   --> src/scheduler.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use libc::{c_void, size_t};
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]  --> src/cpu_hasher.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use libc::{c_void, size_t, uint64_t};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 |         numeric_ID: uint64_t,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 |         local_startnonce: uint64_t,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:17:23
[INFO] [stdout]    |
[INFO] [stdout] 17 |         local_nonces: uint64_t,
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |         numeric_ID: uint64_t,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |         local_startnonce: uint64_t,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |         local_nonces: uint64_t,
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |         numeric_ID: uint64_t,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:32:27
[INFO] [stdout]    |
[INFO] [stdout] 32 |         local_startnonce: uint64_t,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |         local_nonces: uint64_t,
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |         numeric_ID: uint64_t,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |         local_startnonce: uint64_t,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 |         local_nonces: uint64_t,
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |         numeric_ID: uint64_t,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:48:27
[INFO] [stdout]    |
[INFO] [stdout] 48 |         local_startnonce: uint64_t,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |         local_nonces: uint64_t,
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `simd_ext`
[INFO] [stdout]   --> src/plotter.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let simd_ext = detect_simd();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_simd_ext`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/plotter.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let mut mb = MultiBar::new();
[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: `noncegen`
[INFO] [stdout]   --> src/cpu_hasher.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     pub fn noncegen(
[INFO] [stdout] 12 | |         cache: *mut c_void,
[INFO] [stdout] 13 | |         cache_size: size_t,
[INFO] [stdout] 14 | |         chunk_offset: size_t,
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |         local_nonces: uint64_t,
[INFO] [stdout] 18 | |     );
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.43s
[INFO] running `Command { std: "docker" "inspect" "673dea33f0729471b29c376f1251f9534d2f7d5d8aa0d9361a5fa9a6172b8816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673dea33f0729471b29c376f1251f9534d2f7d5d8aa0d9361a5fa9a6172b8816", kill_on_drop: false }`
[INFO] [stdout] 673dea33f0729471b29c376f1251f9534d2f7d5d8aa0d9361a5fa9a6172b8816
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e85482ac05315fbe384e4350906372d9a51a11ce62184da65c39ff87e94caa10
[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" "e85482ac05315fbe384e4350906372d9a51a11ce62184da65c39ff87e94caa10", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling engraver v2.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/cpu_hasher.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 | const NONCE_SIZE: usize = (NUM_SCOOPS * SCOOP_SIZE);
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/poc_hashing.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | const NONCE_SIZE: usize = (NUM_SCOOPS * SCOOP_SIZE);
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `c_void`
[INFO] [stdout]   --> src/scheduler.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use libc::{c_void, size_t};
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]  --> src/cpu_hasher.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use libc::{c_void, size_t, uint64_t};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 |         numeric_ID: uint64_t,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 |         local_startnonce: uint64_t,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:17:23
[INFO] [stdout]    |
[INFO] [stdout] 17 |         local_nonces: uint64_t,
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |         numeric_ID: uint64_t,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |         local_startnonce: uint64_t,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |         local_nonces: uint64_t,
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |         numeric_ID: uint64_t,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:32:27
[INFO] [stdout]    |
[INFO] [stdout] 32 |         local_startnonce: uint64_t,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |         local_nonces: uint64_t,
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |         numeric_ID: uint64_t,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |         local_startnonce: uint64_t,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 |         local_nonces: uint64_t,
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |         numeric_ID: uint64_t,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:48:27
[INFO] [stdout]    |
[INFO] [stdout] 48 |         local_startnonce: uint64_t,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/cpu_hasher.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |         local_nonces: uint64_t,
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `simd_ext`
[INFO] [stdout]   --> src/plotter.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let simd_ext = detect_simd();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_simd_ext`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/plotter.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let mut mb = MultiBar::new();
[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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `Command { std: "docker" "inspect" "e85482ac05315fbe384e4350906372d9a51a11ce62184da65c39ff87e94caa10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85482ac05315fbe384e4350906372d9a51a11ce62184da65c39ff87e94caa10", kill_on_drop: false }`
[INFO] [stdout] e85482ac05315fbe384e4350906372d9a51a11ce62184da65c39ff87e94caa10
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 13abf580d4aae53b6cf53ef4744c6cd890e91988f431551d3e640e18823bd127
[INFO] running `Command { std: "docker" "start" "-a" "13abf580d4aae53b6cf53ef4744c6cd890e91988f431551d3e640e18823bd127", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> src/cpu_hasher.rs:8:27
[INFO] [stderr]   |
[INFO] [stderr] 8 | const NONCE_SIZE: usize = (NUM_SCOOPS * SCOOP_SIZE);
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> src/poc_hashing.rs:7:27
[INFO] [stderr]   |
[INFO] [stderr] 7 | const NONCE_SIZE: usize = (NUM_SCOOPS * SCOOP_SIZE);
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `c_void`
[INFO] [stderr]   --> src/scheduler.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{c_void, size_t};
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]  --> src/cpu_hasher.rs:2:28
[INFO] [stderr]   |
[INFO] [stderr] 2 | use libc::{c_void, size_t, uint64_t};
[INFO] [stderr]   |                            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:15:21
[INFO] [stderr]    |
[INFO] [stderr] 15 |         numeric_ID: uint64_t,
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:16:27
[INFO] [stderr]    |
[INFO] [stderr] 16 |         local_startnonce: uint64_t,
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:17:23
[INFO] [stderr]    |
[INFO] [stderr] 17 |         local_nonces: uint64_t,
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |         numeric_ID: uint64_t,
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:24:27
[INFO] [stderr]    |
[INFO] [stderr] 24 |         local_startnonce: uint64_t,
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:25:23
[INFO] [stderr]    |
[INFO] [stderr] 25 |         local_nonces: uint64_t,
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |         numeric_ID: uint64_t,
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:32:27
[INFO] [stderr]    |
[INFO] [stderr] 32 |         local_startnonce: uint64_t,
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:33:23
[INFO] [stderr]    |
[INFO] [stderr] 33 |         local_nonces: uint64_t,
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 |         numeric_ID: uint64_t,
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:40:27
[INFO] [stderr]    |
[INFO] [stderr] 40 |         local_startnonce: uint64_t,
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:41:23
[INFO] [stderr]    |
[INFO] [stderr] 41 |         local_nonces: uint64_t,
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:47:21
[INFO] [stderr]    |
[INFO] [stderr] 47 |         numeric_ID: uint64_t,
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:48:27
[INFO] [stderr]    |
[INFO] [stderr] 48 |         local_startnonce: uint64_t,
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/cpu_hasher.rs:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |         local_nonces: uint64_t,
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `simd_ext`
[INFO] [stderr]   --> src/plotter.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let simd_ext = detect_simd();
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_simd_ext`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/plotter.rs:256:13
[INFO] [stderr]     |
[INFO] [stderr] 256 |         let mut mb = MultiBar::new();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `engraver` (bin "engraver" test) generated 21 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/engraver-2df7fe56c107f83d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test shabal256::test::shabal256 ... ok
[INFO] [stderr] error: test failed, to rerun pass '--bin engraver'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/engraver-2df7fe56c107f83d` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "13abf580d4aae53b6cf53ef4744c6cd890e91988f431551d3e640e18823bd127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13abf580d4aae53b6cf53ef4744c6cd890e91988f431551d3e640e18823bd127", kill_on_drop: false }`
[INFO] [stdout] 13abf580d4aae53b6cf53ef4744c6cd890e91988f431551d3e640e18823bd127