[INFO] fetching crate newt-sys 0.1.6...
[INFO] checking newt-sys-0.1.6 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate newt-sys 0.1.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate newt-sys 0.1.6 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate newt-sys 0.1.6
[INFO] finished tweaking crates.io crate newt-sys 0.1.6
[INFO] tweaked toml for crates.io crate newt-sys 0.1.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84cbd8b2dcbe8caec310f901165fbd8eac864cc5b6c3a3222fccebce40f0ac2d
[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" "84cbd8b2dcbe8caec310f901165fbd8eac864cc5b6c3a3222fccebce40f0ac2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84cbd8b2dcbe8caec310f901165fbd8eac864cc5b6c3a3222fccebce40f0ac2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84cbd8b2dcbe8caec310f901165fbd8eac864cc5b6c3a3222fccebce40f0ac2d", kill_on_drop: false }`
[INFO] [stdout] 84cbd8b2dcbe8caec310f901165fbd8eac864cc5b6c3a3222fccebce40f0ac2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d30ac39a352fbc80619e06de34348501e4aab08f7165d361aec55b2bb65be343
[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" "d30ac39a352fbc80619e06de34348501e4aab08f7165d361aec55b2bb65be343", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling newt-sys v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `[__va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1926:15
[INFO] [stdout]      |
[INFO] [stdout] 1926 |         args: va_list,
[INFO] [stdout]      |               ^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[__va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1949:15
[INFO] [stdout]      |
[INFO] [stdout] 1949 |         argv: va_list,
[INFO] [stdout]      |               ^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> tests/link_tests.rs:49:49
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let c_str = CString::new(text).unwrap().as_ptr();
[INFO] [stdout]    |                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[__va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1926:15
[INFO] [stdout]      |
[INFO] [stdout] 1926 |         args: va_list,
[INFO] [stdout]      |               ^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[__va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1949:15
[INFO] [stdout]      |
[INFO] [stdout] 1949 |         argv: va_list,
[INFO] [stdout]      |               ^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "d30ac39a352fbc80619e06de34348501e4aab08f7165d361aec55b2bb65be343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d30ac39a352fbc80619e06de34348501e4aab08f7165d361aec55b2bb65be343", kill_on_drop: false }`
[INFO] [stdout] d30ac39a352fbc80619e06de34348501e4aab08f7165d361aec55b2bb65be343