[INFO] fetching crate jh-x86_64 0.2.2...
[INFO] testing jh-x86_64-0.2.2 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate jh-x86_64 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate jh-x86_64 0.2.2 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-null v0.1.2
[INFO] [stderr]   Downloaded ppv-lite86 v0.1.2
[INFO] [stderr]   Downloaded crypto-simd v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 93eeae9b43b3d7f4e9f676bda48f80b9c015dee4fda495066c06ff1c0169a8db
[INFO] running `Command { std: "docker" "start" "-a" "93eeae9b43b3d7f4e9f676bda48f80b9c015dee4fda495066c06ff1c0169a8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93eeae9b43b3d7f4e9f676bda48f80b9c015dee4fda495066c06ff1c0169a8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93eeae9b43b3d7f4e9f676bda48f80b9c015dee4fda495066c06ff1c0169a8db", kill_on_drop: false }`
[INFO] [stdout] 93eeae9b43b3d7f4e9f676bda48f80b9c015dee4fda495066c06ff1c0169a8db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", 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] 963b1fb0900b6cba88edc24d4519a1a1ae4fba9f84b01497f6902b58ef34c954
[INFO] running `Command { std: "docker" "start" "-a" "963b1fb0900b6cba88edc24d4519a1a1ae4fba9f84b01497f6902b58ef34c954", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]    Compiling crypto-simd v0.1.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling blobby v0.1.2
[INFO] [stderr]    Compiling ppv-null v0.1.2
[INFO] [stderr]    Compiling ppv-lite86 v0.1.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling proc-macro-hack v0.4.2
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]    Compiling hex-literal v0.1.4
[INFO] [stderr]    Compiling 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.92s
[INFO] running `Command { std: "docker" "inspect" "963b1fb0900b6cba88edc24d4519a1a1ae4fba9f84b01497f6902b58ef34c954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "963b1fb0900b6cba88edc24d4519a1a1ae4fba9f84b01497f6902b58ef34c954", kill_on_drop: false }`
[INFO] [stdout] 963b1fb0900b6cba88edc24d4519a1a1ae4fba9f84b01497f6902b58ef34c954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f376b738486b3614d23964414541ff424435b14dbf6df079a15227964a50bc68
[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" "f376b738486b3614d23964414541ff424435b14dbf6df079a15227964a50bc68", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 1 warning emitted
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "f376b738486b3614d23964414541ff424435b14dbf6df079a15227964a50bc68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f376b738486b3614d23964414541ff424435b14dbf6df079a15227964a50bc68", kill_on_drop: false }`
[INFO] [stdout] f376b738486b3614d23964414541ff424435b14dbf6df079a15227964a50bc68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68c4ee3eb1a895c2b0e79d2254e2717d800b63ae5f34f792c413ecfdbbfa97a8
[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" "68c4ee3eb1a895c2b0e79d2254e2717d800b63ae5f34f792c413ecfdbbfa97a8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/compressor.rs:208:35
[INFO] [stderr]     |
[INFO] [stderr] 208 |             static ref IMPL: F8 = { select_impl() };
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/compressor.rs:208:35
[INFO] [stderr]     |
[INFO] [stderr] 208 |             static ref IMPL: F8 = { select_impl() };
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jh_x86_64-f23d032c3556d874
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-288fb10147b2619f
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test short_384 ... ok
[INFO] [stdout] test short_224 ... ok
[INFO] [stdout] test short_256 ... ok
[INFO] [stdout] test short_512 ... ok
[INFO] [stdout] test long_224 ... ok
[INFO] [stdout] test long_256 ... ok
[INFO] [stdout] test long_384 ... ok
[INFO] [stderr]    Doc-tests jh-x86_64
[INFO] [stdout] test long_512 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stdout] 
[INFO] [stderr]    --> /opt/rustwide/workdir/src/compressor.rs:208:35
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 208 |             static ref IMPL: F8 = { select_impl() };
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "68c4ee3eb1a895c2b0e79d2254e2717d800b63ae5f34f792c413ecfdbbfa97a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c4ee3eb1a895c2b0e79d2254e2717d800b63ae5f34f792c413ecfdbbfa97a8", kill_on_drop: false }`
[INFO] [stdout] 68c4ee3eb1a895c2b0e79d2254e2717d800b63ae5f34f792c413ecfdbbfa97a8