[INFO] fetching crate newt-sys 0.1.8...
[INFO] checking newt-sys-0.1.8 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate newt-sys 0.1.8 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate newt-sys 0.1.8 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate newt-sys 0.1.8
[INFO] finished tweaking crates.io crate newt-sys 0.1.8
[INFO] tweaked toml for crates.io crate newt-sys 0.1.8 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8b276dfbcde6b67806bc777563d1eec2d32c1587a63b1cc21bdf224d5bcbcfd
[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" "e8b276dfbcde6b67806bc777563d1eec2d32c1587a63b1cc21bdf224d5bcbcfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8b276dfbcde6b67806bc777563d1eec2d32c1587a63b1cc21bdf224d5bcbcfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b276dfbcde6b67806bc777563d1eec2d32c1587a63b1cc21bdf224d5bcbcfd", kill_on_drop: false }`
[INFO] [stdout] e8b276dfbcde6b67806bc777563d1eec2d32c1587a63b1cc21bdf224d5bcbcfd
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--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] 92092a92a18efea51ec7e705a60d9b7d2ab9a25a3b6db4211e2d1c1a67c0cdd3
[INFO] running `Command { std: "docker" "start" "-a" "92092a92a18efea51ec7e705a60d9b7d2ab9a25a3b6db4211e2d1c1a67c0cdd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling newt-sys v0.1.8 (/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: `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: 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "92092a92a18efea51ec7e705a60d9b7d2ab9a25a3b6db4211e2d1c1a67c0cdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92092a92a18efea51ec7e705a60d9b7d2ab9a25a3b6db4211e2d1c1a67c0cdd3", kill_on_drop: false }`
[INFO] [stdout] 92092a92a18efea51ec7e705a60d9b7d2ab9a25a3b6db4211e2d1c1a67c0cdd3