[INFO] fetching crate lv2_raw 0.2.0...
[INFO] checking lv2_raw-0.2.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate lv2_raw 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate lv2_raw 0.2.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lv2_raw 0.2.0
[INFO] finished tweaking crates.io crate lv2_raw 0.2.0
[INFO] tweaked toml for crates.io crate lv2_raw 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] cf8501426f28962d0de168c29fe2c28a9b02fedd3ef4a5952b64961b22363d9b
[INFO] running `Command { std: "docker" "start" "-a" "cf8501426f28962d0de168c29fe2c28a9b02fedd3ef4a5952b64961b22363d9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf8501426f28962d0de168c29fe2c28a9b02fedd3ef4a5952b64961b22363d9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf8501426f28962d0de168c29fe2c28a9b02fedd3ef4a5952b64961b22363d9b", kill_on_drop: false }`
[INFO] [stdout] cf8501426f28962d0de168c29fe2c28a9b02fedd3ef4a5952b64961b22363d9b
[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=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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6292cced8c64e6fe0da562781a3f0d0e03f19a00f72bf8693c08ee3d772a27b8
[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" "6292cced8c64e6fe0da562781a3f0d0e03f19a00f72bf8693c08ee3d772a27b8", kill_on_drop: false }`
[INFO] [stderr]     Checking lv2_raw v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/core.rs:113:57
[INFO] [stdout]     |
[INFO] [stdout] 113 | ...                   features: *const (*const LV2Feature))
[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 type
[INFO] [stdout]    --> src/core.rs:245:58
[INFO] [stdout]     |
[INFO] [stdout] 245 |     pub extension_data: extern "C" fn(uri: *const u8) -> (*const libc::c_void),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/ui.rs:121:61
[INFO] [stdout]     |
[INFO] [stdout] 121 | ...                   features: *const (*const LV2Feature))
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/core.rs:113:57
[INFO] [stdout]     |
[INFO] [stdout] 113 | ...                   features: *const (*const LV2Feature))
[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 type
[INFO] [stdout]    --> src/core.rs:245:58
[INFO] [stdout]     |
[INFO] [stdout] 245 |     pub extension_data: extern "C" fn(uri: *const u8) -> (*const libc::c_void),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/ui.rs:121:61
[INFO] [stdout]     |
[INFO] [stdout] 121 | ...                   features: *const (*const LV2Feature))
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/coreutils.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let mut data = it.data;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/atomutils.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |             let mut q = query;
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/coreutils.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let mut data = it.data;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/atomutils.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |             let mut q = query;
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `ptr::mut_ptr::<impl *mut T>::offset` that must be used
[INFO] [stdout]    --> src/atomutils.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |         q.offset(1);
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: returns a new pointer rather than modifying its argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `ptr::mut_ptr::<impl *mut T>::offset` that must be used
[INFO] [stdout]    --> src/atomutils.rs:213:17
[INFO] [stdout]     |
[INFO] [stdout] 213 |                 q.offset(1);
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: returns a new pointer rather than modifying its argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `ptr::mut_ptr::<impl *mut T>::offset` that must be used
[INFO] [stdout]    --> src/atomutils.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |         q.offset(1);
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: returns a new pointer rather than modifying its argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `ptr::mut_ptr::<impl *mut T>::offset` that must be used
[INFO] [stdout]    --> src/atomutils.rs:213:17
[INFO] [stdout]     |
[INFO] [stdout] 213 |                 q.offset(1);
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: returns a new pointer rather than modifying its argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "6292cced8c64e6fe0da562781a3f0d0e03f19a00f72bf8693c08ee3d772a27b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6292cced8c64e6fe0da562781a3f0d0e03f19a00f72bf8693c08ee3d772a27b8", kill_on_drop: false }`
[INFO] [stdout] 6292cced8c64e6fe0da562781a3f0d0e03f19a00f72bf8693c08ee3d772a27b8