[INFO] cloning repository https://github.com/kazcw/powhasher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazcw/powhasher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazcw%2Fpowhasher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazcw%2Fpowhasher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39634800665d1fe41b7ad29328805dea325206ff
[INFO] checking kazcw/powhasher against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazcw%2Fpowhasher" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kazcw/powhasher on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kazcw/powhasher
[INFO] finished tweaking git repo https://github.com/kazcw/powhasher
[INFO] tweaked toml for git repo https://github.com/kazcw/powhasher written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/kazcw/powhasher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 018c77cc79eecf99f1fbfe3e5bf9e66e95dd640e6e2ab8a6bc7fd164037f1aca
[INFO] running `Command { std: "docker" "start" "-a" "018c77cc79eecf99f1fbfe3e5bf9e66e95dd640e6e2ab8a6bc7fd164037f1aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "018c77cc79eecf99f1fbfe3e5bf9e66e95dd640e6e2ab8a6bc7fd164037f1aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018c77cc79eecf99f1fbfe3e5bf9e66e95dd640e6e2ab8a6bc7fd164037f1aca", kill_on_drop: false }`
[INFO] [stdout] 018c77cc79eecf99f1fbfe3e5bf9e66e95dd640e6e2ab8a6bc7fd164037f1aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4041cc853ad7ad090e6e8990962c0cc8b45ea7a663f2d2a38a9d59ba786795f5
[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" "4041cc853ad7ad090e6e8990962c0cc8b45ea7a663f2d2a38a9d59ba786795f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking block-padding v0.1.3
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling hex-literal-impl v0.1.1
[INFO] [stderr]     Checking block-buffer v0.7.2
[INFO] [stderr]     Checking threefish-cipher v0.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking blake-hash v0.2.0
[INFO] [stderr]     Checking sha3 v0.8.1
[INFO] [stderr]     Checking groestl-aesni v0.2.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking skein-hash v0.3.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking core_affinity v0.5.9
[INFO] [stderr]     Checking hex-literal v0.1.2
[INFO] [stderr]     Checking jh-x86_64 v0.2.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking yellowsun v0.2.2
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking serde_json v1.0.37
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking cn-stratum v0.4.1
[INFO] [stderr]     Checking powhasher v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     ((dur.as_secs() as f32) + (dur.subsec_nanos() as f32) / 1_000_000_000.0)
[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 block return value
[INFO] [stdout]    --> src/main.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     ((dur.as_secs() as f32) + (dur.subsec_nanos() as f32) / 1_000_000_000.0)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.14s
[INFO] running `Command { std: "docker" "inspect" "4041cc853ad7ad090e6e8990962c0cc8b45ea7a663f2d2a38a9d59ba786795f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4041cc853ad7ad090e6e8990962c0cc8b45ea7a663f2d2a38a9d59ba786795f5", kill_on_drop: false }`
[INFO] [stdout] 4041cc853ad7ad090e6e8990962c0cc8b45ea7a663f2d2a38a9d59ba786795f5