[INFO] fetching crate av-scenechange 0.4.1...
[INFO] checking av-scenechange-0.4.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate av-scenechange 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate av-scenechange 0.4.1 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate av-scenechange 0.4.1
[INFO] finished tweaking crates.io crate av-scenechange 0.4.1
[INFO] tweaked toml for crates.io crate av-scenechange 0.4.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate av-scenechange 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nasm-rs v0.1.7
[INFO] [stderr]   Downloaded v_frame v0.1.0
[INFO] [stderr]   Downloaded noop_proc_macro v0.2.1
[INFO] [stderr]   Downloaded paste v0.1.9
[INFO] [stderr]   Downloaded y4m v0.5.0
[INFO] [stderr]   Downloaded paste-impl v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e7e5bb09af813f1d15a299ad22a626a1321a6c447a79739572c31bc4ad146ed
[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" "8e7e5bb09af813f1d15a299ad22a626a1321a6c447a79739572c31bc4ad146ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e7e5bb09af813f1d15a299ad22a626a1321a6c447a79739572c31bc4ad146ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e7e5bb09af813f1d15a299ad22a626a1321a6c447a79739572c31bc4ad146ed", kill_on_drop: false }`
[INFO] [stdout] 8e7e5bb09af813f1d15a299ad22a626a1321a6c447a79739572c31bc4ad146ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bab38f681af29e0c4a39e7ae41841331237896251f7bdb87f6c01aa42c3fcb1
[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" "7bab38f681af29e0c4a39e7ae41841331237896251f7bdb87f6c01aa42c3fcb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling nasm-rs v0.1.7
[INFO] [stderr]    Compiling noop_proc_macro v0.2.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking y4m v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling av-scenechange v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]    Compiling paste-impl v0.1.9
[INFO] [stderr]     Checking paste v0.1.9
[INFO] [stderr]     Checking v_frame v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/frame.rs:15:34
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const MIB_SIZE_LOG2: usize = (SB_SIZE_LOG2 - MI_SIZE_LOG2);
[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 assigned value
[INFO] [stdout]   --> src/frame.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const MI_SIZE: usize = (1 << MI_SIZE_LOG2);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/frame.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const MAX_MIB_SIZE_LOG2: usize = (MAX_SB_SIZE_LOG2 - MI_SIZE_LOG2);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]   --> src/refs.rs:65:50
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub frames: [Option<Arc<ReferenceFrame<T>>>; (REF_FRAMES as usize)],
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/frame.rs:15:34
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const MIB_SIZE_LOG2: usize = (SB_SIZE_LOG2 - MI_SIZE_LOG2);
[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 assigned value
[INFO] [stdout]   --> src/frame.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const MI_SIZE: usize = (1 << MI_SIZE_LOG2);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/frame.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const MAX_MIB_SIZE_LOG2: usize = (MAX_SB_SIZE_LOG2 - MI_SIZE_LOG2);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]   --> src/refs.rs:65:50
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub frames: [Option<Arc<ReferenceFrame<T>>>; (REF_FRAMES as usize)],
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.63s
[INFO] running `Command { std: "docker" "inspect" "7bab38f681af29e0c4a39e7ae41841331237896251f7bdb87f6c01aa42c3fcb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bab38f681af29e0c4a39e7ae41841331237896251f7bdb87f6c01aa42c3fcb1", kill_on_drop: false }`
[INFO] [stdout] 7bab38f681af29e0c4a39e7ae41841331237896251f7bdb87f6c01aa42c3fcb1