[INFO] cloning repository https://github.com/evdokimovs/mute-unmute-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evdokimovs/mute-unmute-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevdokimovs%2Fmute-unmute-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevdokimovs%2Fmute-unmute-poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 646f61f5b3dc21b8c4809038849fffe70ee27510
[INFO] testing evdokimovs/mute-unmute-poc against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevdokimovs%2Fmute-unmute-poc" "/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/evdokimovs/mute-unmute-poc on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/evdokimovs/mute-unmute-poc
[INFO] finished tweaking git repo https://github.com/evdokimovs/mute-unmute-poc
[INFO] tweaked toml for git repo https://github.com/evdokimovs/mute-unmute-poc written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/evdokimovs/mute-unmute-poc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.55
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.5
[INFO] [stderr]   Downloaded js-sys v0.3.32
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.55
[INFO] [stderr]   Downloaded anyhow v1.0.22
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.55
[INFO] [stderr]   Downloaded web-sys v0.3.32
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.55
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.55
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.55
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d685d00078e3a4dfaadf5f29063d6744881aa11716b931a5fa869671a73539b
[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" "3d685d00078e3a4dfaadf5f29063d6744881aa11716b931a5fa869671a73539b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d685d00078e3a4dfaadf5f29063d6744881aa11716b931a5fa869671a73539b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d685d00078e3a4dfaadf5f29063d6744881aa11716b931a5fa869671a73539b", kill_on_drop: false }`
[INFO] [stdout] 3d685d00078e3a4dfaadf5f29063d6744881aa11716b931a5fa869671a73539b
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4305bc31e9e2d64f40fbe77751890bbb60dcee369b8e0a4b6d5879de1605187e
[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" "4305bc31e9e2d64f40fbe77751890bbb60dcee369b8e0a4b6d5879de1605187e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.55
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling wasm-bindgen v0.2.55
[INFO] [stderr]    Compiling anyhow v1.0.22
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.55
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.55
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.55
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.55
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling web-sys v0.3.32
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling js-sys v0.3.32
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.5
[INFO] [stderr]    Compiling mute-unmute-poc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/ws.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             resolve_after(3000).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: js-sys v0.3.32
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 30`
[INFO] running `Command { std: "docker" "inspect" "4305bc31e9e2d64f40fbe77751890bbb60dcee369b8e0a4b6d5879de1605187e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4305bc31e9e2d64f40fbe77751890bbb60dcee369b8e0a4b6d5879de1605187e", kill_on_drop: false }`
[INFO] [stdout] 4305bc31e9e2d64f40fbe77751890bbb60dcee369b8e0a4b6d5879de1605187e
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c711bc84cb3d5161cc0db8639e6910bb6b870529269758ad51af5fe8a329f0fe
[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" "c711bc84cb3d5161cc0db8639e6910bb6b870529269758ad51af5fe8a329f0fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling mute-unmute-poc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/ws.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             resolve_after(3000).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/ws.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             resolve_after(3000).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: js-sys v0.3.32
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 31`
[INFO] running `Command { std: "docker" "inspect" "c711bc84cb3d5161cc0db8639e6910bb6b870529269758ad51af5fe8a329f0fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c711bc84cb3d5161cc0db8639e6910bb6b870529269758ad51af5fe8a329f0fe", kill_on_drop: false }`
[INFO] [stdout] c711bc84cb3d5161cc0db8639e6910bb6b870529269758ad51af5fe8a329f0fe
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 720b15b9f74c292d4c89cf7d0a0a8482432bfe7250fd373c691174c40a0df86e
[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" "720b15b9f74c292d4c89cf7d0a0a8482432bfe7250fd373c691174c40a0df86e", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/ws.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |             resolve_after(3000).await;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `mute-unmute-poc` (lib) generated 1 warning
[INFO] [stderr] warning: `mute-unmute-poc` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: js-sys v0.3.32
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 32`
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mute_unmute_poc-9de371e7f4656f11)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests mute-unmute-poc
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "720b15b9f74c292d4c89cf7d0a0a8482432bfe7250fd373c691174c40a0df86e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720b15b9f74c292d4c89cf7d0a0a8482432bfe7250fd373c691174c40a0df86e", kill_on_drop: false }`
[INFO] [stdout] 720b15b9f74c292d4c89cf7d0a0a8482432bfe7250fd373c691174c40a0df86e