[INFO] fetching crate netmap_sys 0.1.4...
[INFO] testing netmap_sys-0.1.4 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate netmap_sys 0.1.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate netmap_sys 0.1.4 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", 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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d71252468ee74b5b37a27f10c12924460bc4410f79699f557dd02b244a21973b
[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" "d71252468ee74b5b37a27f10c12924460bc4410f79699f557dd02b244a21973b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d71252468ee74b5b37a27f10c12924460bc4410f79699f557dd02b244a21973b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71252468ee74b5b37a27f10c12924460bc4410f79699f557dd02b244a21973b", kill_on_drop: false }`
[INFO] [stdout] d71252468ee74b5b37a27f10c12924460bc4410f79699f557dd02b244a21973b
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fc96bc0c786f848e381d143ebbc14da0b8209eecd33c45b06ee78249cb08941
[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" "3fc96bc0c786f848e381d143ebbc14da0b8209eecd33c45b06ee78249cb08941", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.65
[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]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[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] 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `Command { std: "docker" "inspect" "3fc96bc0c786f848e381d143ebbc14da0b8209eecd33c45b06ee78249cb08941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fc96bc0c786f848e381d143ebbc14da0b8209eecd33c45b06ee78249cb08941", kill_on_drop: false }`
[INFO] [stdout] 3fc96bc0c786f848e381d143ebbc14da0b8209eecd33c45b06ee78249cb08941
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 646cc064003c4386cd4ab7033d2fe3c275710f760576efef58ed1d2f1262cfef
[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" "646cc064003c4386cd4ab7033d2fe3c275710f760576efef58ed1d2f1262cfef", kill_on_drop: false }`
[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]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[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] 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: 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]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[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] 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "646cc064003c4386cd4ab7033d2fe3c275710f760576efef58ed1d2f1262cfef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646cc064003c4386cd4ab7033d2fe3c275710f760576efef58ed1d2f1262cfef", kill_on_drop: false }`
[INFO] [stdout] 646cc064003c4386cd4ab7033d2fe3c275710f760576efef58ed1d2f1262cfef
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b6d53a5f0f7268f317722918c466da6d1779e985637c02fa50b9cc16f59b760
[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" "1b6d53a5f0f7268f317722918c466da6d1779e985637c02fa50b9cc16f59b760", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/netmap.rs:28:33
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 28 | pub const NS_PORT_MASK: c_int = (0xff << NS_PORT_SHIFT);
[INFO] [stdout] 
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/netmap_user.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | /     ((buf as *mut c_char).offset( -((ring as *mut c_char) as isize) )
[INFO] [stderr] 45 | |                          .offset((*ring).buf_ofs as isize) as usize / (*ring).nr_buf_size as usize)
[INFO] [stderr]    | |___________________________________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 44 |     (buf as *mut c_char).offset( -((ring as *mut c_char) as isize) )
[INFO] [stderr] 45 |                          .offset((*ring).buf_ofs as isize) as usize / (*ring).nr_buf_size as usize
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/netmap.rs:28:33
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub const NS_PORT_MASK: c_int = (0xff << NS_PORT_SHIFT);
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/netmap_user.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | /     ((buf as *mut c_char).offset( -((ring as *mut c_char) as isize) )
[INFO] [stderr] 45 | |                          .offset((*ring).buf_ofs as isize) as usize / (*ring).nr_buf_size as usize)
[INFO] [stderr]    | |___________________________________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 44 |     (buf as *mut c_char).offset( -((ring as *mut c_char) as isize) )
[INFO] [stderr] 45 |                          .offset((*ring).buf_ofs as isize) as usize / (*ring).nr_buf_size as usize
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/netmap_sys-3f99d7a5406dd96f
[INFO] [stderr]    Doc-tests netmap_sys
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/netmap.rs:28:33
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub const NS_PORT_MASK: c_int = (0xff << NS_PORT_SHIFT);
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/netmap_user.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | /     ((buf as *mut c_char).offset( -((ring as *mut c_char) as isize) )
[INFO] [stderr] 45 | |                          .offset((*ring).buf_ofs as isize) as usize / (*ring).nr_buf_size as usize)
[INFO] [stderr]    | |___________________________________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 44 |     (buf as *mut c_char).offset( -((ring as *mut c_char) as isize) )
[INFO] [stderr] 45 |                          .offset((*ring).buf_ofs as isize) as usize / (*ring).nr_buf_size as usize
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b6d53a5f0f7268f317722918c466da6d1779e985637c02fa50b9cc16f59b760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b6d53a5f0f7268f317722918c466da6d1779e985637c02fa50b9cc16f59b760", kill_on_drop: false }`
[INFO] [stdout] 1b6d53a5f0f7268f317722918c466da6d1779e985637c02fa50b9cc16f59b760