[INFO] fetching crate signalo 0.5.0...
[INFO] checking signalo-0.5.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate signalo 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate signalo 0.5.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signalo 0.5.0
[INFO] finished tweaking crates.io crate signalo 0.5.0
[INFO] tweaked toml for crates.io crate signalo 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signalo_sinks v0.5.1
[INFO] [stderr]   Downloaded signalo_pipes v0.5.0
[INFO] [stderr]   Downloaded signalo_sources v0.5.1
[INFO] [stderr]   Downloaded signalo_filters v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] a0e34b50c1b7c43e7087d3d0a4400b7c07983f1c4f7447144dd425d3d9312d3c
[INFO] running `Command { std: "docker" "start" "-a" "a0e34b50c1b7c43e7087d3d0a4400b7c07983f1c4f7447144dd425d3d9312d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0e34b50c1b7c43e7087d3d0a4400b7c07983f1c4f7447144dd425d3d9312d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e34b50c1b7c43e7087d3d0a4400b7c07983f1c4f7447144dd425d3d9312d3c", kill_on_drop: false }`
[INFO] [stdout] a0e34b50c1b7c43e7087d3d0a4400b7c07983f1c4f7447144dd425d3d9312d3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62a6aa4776f1aabcacb8436ea245d9ef507298d9718a97e9ccb2263c1ff1fa4e
[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" "62a6aa4776f1aabcacb8436ea245d9ef507298d9718a97e9ccb2263c1ff1fa4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling dimensioned v0.7.0
[INFO] [stderr]     Checking signalo_traits v0.4.0
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]     Checking signalo_pipes v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking generic-array v0.11.2
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking signalo_filters v0.5.1
[INFO] [stderr]     Checking signalo_sinks v0.5.1
[INFO] [stderr]     Checking signalo_sources v0.5.1
[INFO] [stdout] error[E0277]: the trait bound `GenericArray<T, N>: Array` is not satisfied
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/signalo_filters-0.5.1/src/convolve/mod.rs:38:15
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub taps: ArrayDeque<GenericArray<T, N>, Wrapping>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Array` is not implemented for `GenericArray<T, N>`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arraydeque-0.4.5/src/lib.rs:97:26
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub struct ArrayDeque<A: Array, B: Behavior = Saturating> {
[INFO] [stdout]    |                          ----- required by this bound in `ArrayDeque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `GenericArray<T, N>: Array` is not satisfied
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/signalo_filters-0.5.1/src/delay.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub taps: ArrayDeque<GenericArray<T, N>, Wrapping>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Array` is not implemented for `GenericArray<T, N>`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arraydeque-0.4.5/src/lib.rs:97:26
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub struct ArrayDeque<A: Array, B: Behavior = Saturating> {
[INFO] [stdout]    |                          ----- required by this bound in `ArrayDeque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `GenericArray<T, N>: Array` is not satisfied
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/signalo_filters-0.5.1/src/mean/mean.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub taps: ArrayDeque<GenericArray<T, N>, Wrapping>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Array` is not implemented for `GenericArray<T, N>`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arraydeque-0.4.5/src/lib.rs:97:26
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub struct ArrayDeque<A: Array, B: Behavior = Saturating> {
[INFO] [stdout]    |                          ----- required by this bound in `ArrayDeque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `signalo_filters`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "62a6aa4776f1aabcacb8436ea245d9ef507298d9718a97e9ccb2263c1ff1fa4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a6aa4776f1aabcacb8436ea245d9ef507298d9718a97e9ccb2263c1ff1fa4e", kill_on_drop: false }`
[INFO] [stdout] 62a6aa4776f1aabcacb8436ea245d9ef507298d9718a97e9ccb2263c1ff1fa4e