[INFO] fetching crate k2hash-sys 0.0.1...
[INFO] checking k2hash-sys-0.0.1 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate k2hash-sys 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate k2hash-sys 0.0.1 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate k2hash-sys 0.0.1
[INFO] finished tweaking crates.io crate k2hash-sys 0.0.1
[INFO] tweaked toml for crates.io crate k2hash-sys 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e7a9f917e9db1a3cf70022264edb25779e984d33f216216508b83e03abf16c3
[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" "6e7a9f917e9db1a3cf70022264edb25779e984d33f216216508b83e03abf16c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e7a9f917e9db1a3cf70022264edb25779e984d33f216216508b83e03abf16c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7a9f917e9db1a3cf70022264edb25779e984d33f216216508b83e03abf16c3", kill_on_drop: false }`
[INFO] [stdout] 6e7a9f917e9db1a3cf70022264edb25779e984d33f216216508b83e03abf16c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b88e9e0ecc27a71971910558de99541386c3dde778d709723a2d2790ca980615
[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" "b88e9e0ecc27a71971910558de99541386c3dde778d709723a2d2790ca980615", kill_on_drop: false }`
[INFO] [stderr]     Checking k2hash-sys v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `k2h_h` should have an upper camel case name
[INFO] [stdout]  --> src/lib.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type k2h_h = uint64_t;
[INFO] [stdout]   |          ^^^^^ help: convert the identifier to upper camel case: `K2hH`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]  --> src/lib.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | use libc::{c_int, c_char, c_uchar, 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/lib.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type k2h_h = uint64_t;
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `k2h_h` should have an upper camel case name
[INFO] [stdout]  --> src/lib.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type k2h_h = uint64_t;
[INFO] [stdout]   |          ^^^^^ help: convert the identifier to upper camel case: `K2hH`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]  --> src/lib.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | use libc::{c_int, c_char, c_uchar, 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/lib.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type k2h_h = uint64_t;
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "b88e9e0ecc27a71971910558de99541386c3dde778d709723a2d2790ca980615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b88e9e0ecc27a71971910558de99541386c3dde778d709723a2d2790ca980615", kill_on_drop: false }`
[INFO] [stdout] b88e9e0ecc27a71971910558de99541386c3dde778d709723a2d2790ca980615