[INFO] fetching crate netmap_sys 0.1.4...
[INFO] checking netmap_sys-0.1.4 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate netmap_sys 0.1.4 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate netmap_sys 0.1.4 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netmap_sys 0.1.4
[INFO] finished tweaking crates.io crate netmap_sys 0.1.4
[INFO] tweaked toml for crates.io crate netmap_sys 0.1.4 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81431ed43bdd37a856c2d94f4a2e0848f5e65bed369131086cac28258bbd390d
[INFO] running `Command { std: "docker" "start" "-a" "81431ed43bdd37a856c2d94f4a2e0848f5e65bed369131086cac28258bbd390d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81431ed43bdd37a856c2d94f4a2e0848f5e65bed369131086cac28258bbd390d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81431ed43bdd37a856c2d94f4a2e0848f5e65bed369131086cac28258bbd390d", kill_on_drop: false }`
[INFO] [stdout] 81431ed43bdd37a856c2d94f4a2e0848f5e65bed369131086cac28258bbd390d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cc8ad1311a5f52f77dd7e5f8d3cf551ea29b637f765440cf69a98cf72b0859e
[INFO] running `Command { std: "docker" "start" "-a" "4cc8ad1311a5f52f77dd7e5f8d3cf551ea29b637f765440cf69a98cf72b0859e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling netmap_sys v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/netmap.rs:28:33
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub const NS_PORT_MASK: c_int = (0xff << NS_PORT_SHIFT);
[INFO] [stdout]    |                                 ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 - pub const NS_PORT_MASK: c_int = (0xff << NS_PORT_SHIFT);
[INFO] [stdout] 28 + pub const NS_PORT_MASK: c_int = 0xff << NS_PORT_SHIFT;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/netmap_user.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     ((buf as *mut c_char).offset( -((ring as *mut c_char) as isize) )
[INFO] [stdout]    |     ^
[INFO] [stdout] 45 |                          .offset((*ring).buf_ofs as isize) as usize / (*ring).nr_buf_size as usize)
[INFO] [stdout]    |                                                                                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 ~     (buf as *mut c_char).offset( -((ring as *mut c_char) as isize) )
[INFO] [stdout] 45 ~                          .offset((*ring).buf_ofs as isize) as usize / (*ring).nr_buf_size as usize
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/netmap.rs:28:33
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub const NS_PORT_MASK: c_int = (0xff << NS_PORT_SHIFT);
[INFO] [stdout]    |                                 ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 - pub const NS_PORT_MASK: c_int = (0xff << NS_PORT_SHIFT);
[INFO] [stdout] 28 + pub const NS_PORT_MASK: c_int = 0xff << NS_PORT_SHIFT;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/netmap_user.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     ((buf as *mut c_char).offset( -((ring as *mut c_char) as isize) )
[INFO] [stdout]    |     ^
[INFO] [stdout] 45 |                          .offset((*ring).buf_ofs as isize) as usize / (*ring).nr_buf_size as usize)
[INFO] [stdout]    |                                                                                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 ~     (buf as *mut c_char).offset( -((ring as *mut c_char) as isize) )
[INFO] [stdout] 45 ~                          .offset((*ring).buf_ofs as isize) as usize / (*ring).nr_buf_size as usize
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.53s
[INFO] running `Command { std: "docker" "inspect" "4cc8ad1311a5f52f77dd7e5f8d3cf551ea29b637f765440cf69a98cf72b0859e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cc8ad1311a5f52f77dd7e5f8d3cf551ea29b637f765440cf69a98cf72b0859e", kill_on_drop: false }`
[INFO] [stdout] 4cc8ad1311a5f52f77dd7e5f8d3cf551ea29b637f765440cf69a98cf72b0859e