[INFO] crate pcm-flow 0.5.0 is already in cache
[INFO] checking pcm-flow-0.5.0 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate pcm-flow 0.5.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pcm-flow 0.5.0 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pcm-flow 0.5.0
[INFO] finished tweaking crates.io crate pcm-flow 0.5.0
[INFO] tweaked toml for crates.io crate pcm-flow 0.5.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8a22641364c7ad23783a8fc2e5de10a17c77cc0bc134128422a7b719acd2e5d
[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" "f8a22641364c7ad23783a8fc2e5de10a17c77cc0bc134128422a7b719acd2e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8a22641364c7ad23783a8fc2e5de10a17c77cc0bc134128422a7b719acd2e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a22641364c7ad23783a8fc2e5de10a17c77cc0bc134128422a7b719acd2e5d", kill_on_drop: false }`
[INFO] [stdout] f8a22641364c7ad23783a8fc2e5de10a17c77cc0bc134128422a7b719acd2e5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b3b8ebaaa034b73c63e79af04e2f6d62d9a8301830e35296d9de14e70300cc0
[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" "8b3b8ebaaa034b73c63e79af04e2f6d62d9a8301830e35296d9de14e70300cc0", kill_on_drop: false }`
[INFO] [stderr]     Checking sample v0.9.1
[INFO] [stderr]     Checking pcm-flow v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graph.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |     processors: Vec<Box<Processor<F>>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: use `dyn`: `dyn Processor<F>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graph.rs:68:52
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn add_processor(&mut self, processor: Box<Processor<F>>) -> usize {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Processor<F>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graph.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |     processors: Vec<Box<Processor<F>>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: use `dyn`: `dyn Processor<F>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graph.rs:68:52
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn add_processor(&mut self, processor: Box<Processor<F>>) -> usize {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Processor<F>`
[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 5.17s
[INFO] running `Command { std: "docker" "inspect" "8b3b8ebaaa034b73c63e79af04e2f6d62d9a8301830e35296d9de14e70300cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b3b8ebaaa034b73c63e79af04e2f6d62d9a8301830e35296d9de14e70300cc0", kill_on_drop: false }`
[INFO] [stdout] 8b3b8ebaaa034b73c63e79af04e2f6d62d9a8301830e35296d9de14e70300cc0