[INFO] fetching crate jh-x86_64 0.2.2...
[INFO] checking jh-x86_64-0.2.2 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate jh-x86_64 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate jh-x86_64 0.2.2 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jh-x86_64 0.2.2
[INFO] finished tweaking crates.io crate jh-x86_64 0.2.2
[INFO] tweaked toml for crates.io crate jh-x86_64 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex-literal-impl v0.1.2
[INFO] [stderr]   Downloaded hex-literal v0.1.4
[INFO] [stderr]   Downloaded packed_simd v0.3.3
[INFO] [stderr]   Downloaded ppv-null v0.1.2
[INFO] [stderr]   Downloaded crypto-simd v0.1.1
[INFO] [stderr]   Downloaded ppv-lite86 v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9314f8f0cb1c79d3a2c963796df5464f6807512e7a92ee72a8c68eec0d46bdaa
[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" "9314f8f0cb1c79d3a2c963796df5464f6807512e7a92ee72a8c68eec0d46bdaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9314f8f0cb1c79d3a2c963796df5464f6807512e7a92ee72a8c68eec0d46bdaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9314f8f0cb1c79d3a2c963796df5464f6807512e7a92ee72a8c68eec0d46bdaa", kill_on_drop: false }`
[INFO] [stdout] 9314f8f0cb1c79d3a2c963796df5464f6807512e7a92ee72a8c68eec0d46bdaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb776358a9b2558bf4726f39e96625c22ffad0e3329086633fccf030cee1f867
[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" "cb776358a9b2558bf4726f39e96625c22ffad0e3329086633fccf030cee1f867", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking crypto-simd v0.1.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking ppv-null v0.1.2
[INFO] [stderr]     Checking ppv-lite86 v0.1.2
[INFO] [stderr]    Compiling proc-macro-hack v0.4.2
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]     Checking blobby v0.1.2
[INFO] [stderr]     Checking hex-literal v0.1.4
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking jh-x86_64 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/compressor.rs:208:35
[INFO] [stdout]     |
[INFO] [stdout] 208 |             static ref IMPL: F8 = { select_impl() };
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/compressor.rs:208:35
[INFO] [stdout]     |
[INFO] [stdout] 208 |             static ref IMPL: F8 = { select_impl() };
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` 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 7.94s
[INFO] running `Command { std: "docker" "inspect" "cb776358a9b2558bf4726f39e96625c22ffad0e3329086633fccf030cee1f867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb776358a9b2558bf4726f39e96625c22ffad0e3329086633fccf030cee1f867", kill_on_drop: false }`
[INFO] [stdout] cb776358a9b2558bf4726f39e96625c22ffad0e3329086633fccf030cee1f867