[INFO] fetching crate ccv 0.1.0...
[INFO] checking ccv-0.1.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate ccv 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ccv 0.1.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ccv 0.1.0
[INFO] finished tweaking crates.io crate ccv 0.1.0
[INFO] tweaked toml for crates.io crate ccv 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "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] 84b7a565f4073309409d99b59e58d3915f49aa0b8f0d7003830a7b6cef289612
[INFO] running `Command { std: "docker" "start" "-a" "84b7a565f4073309409d99b59e58d3915f49aa0b8f0d7003830a7b6cef289612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84b7a565f4073309409d99b59e58d3915f49aa0b8f0d7003830a7b6cef289612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b7a565f4073309409d99b59e58d3915f49aa0b8f0d7003830a7b6cef289612", kill_on_drop: false }`
[INFO] [stdout] 84b7a565f4073309409d99b59e58d3915f49aa0b8f0d7003830a7b6cef289612
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03533e91ff1510eae72d92590669f38cc95599ddd1ec725d0480187850e6f6e0
[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" "03533e91ff1510eae72d92590669f38cc95599ddd1ec725d0480187850e6f6e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling ccv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Depth`
[INFO] [stdout]   --> src/ffi.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum Depth {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Coordinate`
[INFO] [stdout]   --> src/ffi.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Coordinate {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/matrix.rs:46:50
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting.
[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/matrix.rs:61:50
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting.
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Depth`
[INFO] [stdout]   --> src/ffi.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum Depth {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Coordinate`
[INFO] [stdout]   --> src/ffi.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Coordinate {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/matrix.rs:46:50
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting.
[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/matrix.rs:61:50
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting.
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::args`
[INFO] [stdout]  --> examples/swtdetect.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::env::args;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_out`
[INFO] [stdout]   --> examples/swtdetect.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let file_out = args.next().expect("Expected an output file");
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_out`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "03533e91ff1510eae72d92590669f38cc95599ddd1ec725d0480187850e6f6e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03533e91ff1510eae72d92590669f38cc95599ddd1ec725d0480187850e6f6e0", kill_on_drop: false }`
[INFO] [stdout] 03533e91ff1510eae72d92590669f38cc95599ddd1ec725d0480187850e6f6e0
