[INFO] fetching crate yew_audio 0.1.2...
[INFO] checking yew_audio-0.1.2 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate yew_audio 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate yew_audio 0.1.2 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking crates.io crate yew_audio 0.1.2
[INFO] finished tweaking crates.io crate yew_audio 0.1.2
[INFO] tweaked toml for crates.io crate yew_audio 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 460ee101379f4cc9bc46747d3bfd912ef1f0814e55ffffa795e02ba79320ee10
[INFO] running `Command { std: "docker" "start" "-a" "460ee101379f4cc9bc46747d3bfd912ef1f0814e55ffffa795e02ba79320ee10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "460ee101379f4cc9bc46747d3bfd912ef1f0814e55ffffa795e02ba79320ee10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460ee101379f4cc9bc46747d3bfd912ef1f0814e55ffffa795e02ba79320ee10", kill_on_drop: false }`
[INFO] [stdout] 460ee101379f4cc9bc46747d3bfd912ef1f0814e55ffffa795e02ba79320ee10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 276ac3cf99205d3ef853657c198f9cb31925f445e213fa64a111b18da0f82bdb
[INFO] running `Command { std: "docker" "start" "-a" "276ac3cf99205d3ef853657c198f9cb31925f445e213fa64a111b18da0f82bdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling base-x v0.2.6
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]     Checking yew v0.4.0
[INFO] [stderr]     Checking yew_audio v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn connect(&self, to: &AudioNode) {
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn AudioNode`
[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/lib.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn connect(&self, to: &AudioNode) {
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn AudioNode`
[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 1m 13s
[INFO] running `Command { std: "docker" "inspect" "276ac3cf99205d3ef853657c198f9cb31925f445e213fa64a111b18da0f82bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276ac3cf99205d3ef853657c198f9cb31925f445e213fa64a111b18da0f82bdb", kill_on_drop: false }`
[INFO] [stdout] 276ac3cf99205d3ef853657c198f9cb31925f445e213fa64a111b18da0f82bdb