[INFO] cloning repository https://github.com/audunhalland/spectro_wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/audunhalland/spectro_wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudunhalland%2Fspectro_wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudunhalland%2Fspectro_wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdd65bd912dbe8306b28c938ebe5a77c1d6de371
[INFO] checking audunhalland/spectro_wasm against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudunhalland%2Fspectro_wasm" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/audunhalland/spectro_wasm on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking git repo https://github.com/audunhalland/spectro_wasm
[INFO] finished tweaking git repo https://github.com/audunhalland/spectro_wasm
[INFO] tweaked toml for git repo https://github.com/audunhalland/spectro_wasm written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/audunhalland/spectro_wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c013320dbbdf6178f8da488066bcd8557b4043a5a330ac3613fe7c257e2a46f2
[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" "c013320dbbdf6178f8da488066bcd8557b4043a5a330ac3613fe7c257e2a46f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c013320dbbdf6178f8da488066bcd8557b4043a5a330ac3613fe7c257e2a46f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c013320dbbdf6178f8da488066bcd8557b4043a5a330ac3613fe7c257e2a46f2", kill_on_drop: false }`
[INFO] [stdout] c013320dbbdf6178f8da488066bcd8557b4043a5a330ac3613fe7c257e2a46f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 68553c2a3b1b7900e00039590a6b69d8252d69bab30b4f64126f53f3fff765ae
[INFO] running `Command { std: "docker" "start" "-a" "68553c2a3b1b7900e00039590a6b69d8252d69bab30b4f64126f53f3fff765ae", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]     Checking bresenham v0.1.1
[INFO] [stderr]     Checking num-complex v0.1.38
[INFO] [stderr]     Checking rustfft v2.0.0
[INFO] [stderr]     Checking spectro_wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/spectro.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fft: Arc<rustfft::FFT<f32>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn rustfft::FFT<f32>`
[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/spectro.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fft: Arc<rustfft::FFT<f32>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn rustfft::FFT<f32>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "68553c2a3b1b7900e00039590a6b69d8252d69bab30b4f64126f53f3fff765ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68553c2a3b1b7900e00039590a6b69d8252d69bab30b4f64126f53f3fff765ae", kill_on_drop: false }`
[INFO] [stdout] 68553c2a3b1b7900e00039590a6b69d8252d69bab30b4f64126f53f3fff765ae