[INFO] fetching crate nifpga 0.1.2...
[INFO] checking nifpga-0.1.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate nifpga 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate nifpga 0.1.2 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nifpga 0.1.2
[INFO] finished tweaking crates.io crate nifpga 0.1.2
[INFO] tweaked toml for crates.io crate nifpga 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 213803f25773d0cf7d14569f661ed482baca45e040477e5cc80a21766dc9caea
[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" "213803f25773d0cf7d14569f661ed482baca45e040477e5cc80a21766dc9caea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "213803f25773d0cf7d14569f661ed482baca45e040477e5cc80a21766dc9caea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "213803f25773d0cf7d14569f661ed482baca45e040477e5cc80a21766dc9caea", kill_on_drop: false }`
[INFO] [stdout] 213803f25773d0cf7d14569f661ed482baca45e040477e5cc80a21766dc9caea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c3ef9605c1fcb7a05637c14cfb36bc786e91653b5ecb4c59af0b993e49770a1
[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" "2c3ef9605c1fcb7a05637c14cfb36bc786e91653b5ecb4c59af0b993e49770a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking nifpga-sys v0.1.1
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling nifpga-type-macro v0.1.1
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]     Checking nifpga v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/session.rs:51:48
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 CString::new(bitfile).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: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/session.rs:52:50
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 CString::new(signature).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: 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: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/session.rs:53:49
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 CString::new(resource).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: 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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/session.rs:51:48
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 CString::new(bitfile).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: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/session.rs:52:50
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 CString::new(signature).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: 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: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/session.rs:53:49
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 CString::new(resource).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: 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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.66s
[INFO] running `Command { std: "docker" "inspect" "2c3ef9605c1fcb7a05637c14cfb36bc786e91653b5ecb4c59af0b993e49770a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c3ef9605c1fcb7a05637c14cfb36bc786e91653b5ecb4c59af0b993e49770a1", kill_on_drop: false }`
[INFO] [stdout] 2c3ef9605c1fcb7a05637c14cfb36bc786e91653b5ecb4c59af0b993e49770a1