[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 beta-2022-02-22 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-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/evdokimovs/mute-unmute-poc on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-1/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" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f850bb2b4d4e82cec4ee49c1915af7f01713e824c4ff44a052262d6fbd82fd44 [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" "f850bb2b4d4e82cec4ee49c1915af7f01713e824c4ff44a052262d6fbd82fd44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f850bb2b4d4e82cec4ee49c1915af7f01713e824c4ff44a052262d6fbd82fd44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f850bb2b4d4e82cec4ee49c1915af7f01713e824c4ff44a052262d6fbd82fd44", kill_on_drop: false }` [INFO] [stdout] f850bb2b4d4e82cec4ee49c1915af7f01713e824c4ff44a052262d6fbd82fd44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5516b93453fdd4cb604b6ec4f9b9dd5b52bb8e4cd096048a32f2737de2f46b4e [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" "5516b93453fdd4cb604b6ec4f9b9dd5b52bb8e4cd096048a32f2737de2f46b4e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.55 [INFO] [stderr] Compiling bumpalo v2.6.0 [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 sourcefile v0.1.4 [INFO] [stderr] Compiling log v0.4.8 [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 wasm-bindgen-macro v0.2.55 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling web-sys v0.3.32 [INFO] [stderr] Compiling futures-util v0.3.1 [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 15s [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 18` [INFO] running `Command { std: "docker" "inspect" "5516b93453fdd4cb604b6ec4f9b9dd5b52bb8e4cd096048a32f2737de2f46b4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5516b93453fdd4cb604b6ec4f9b9dd5b52bb8e4cd096048a32f2737de2f46b4e", kill_on_drop: false }` [INFO] [stdout] 5516b93453fdd4cb604b6ec4f9b9dd5b52bb8e4cd096048a32f2737de2f46b4e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2989e41b1006a0466d634fc8eb55144feec2520638a533805c1bb96192d84fb6 [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" "2989e41b1006a0466d634fc8eb55144feec2520638a533805c1bb96192d84fb6", 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 1.59s [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 19` [INFO] running `Command { std: "docker" "inspect" "2989e41b1006a0466d634fc8eb55144feec2520638a533805c1bb96192d84fb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2989e41b1006a0466d634fc8eb55144feec2520638a533805c1bb96192d84fb6", kill_on_drop: false }` [INFO] [stdout] 2989e41b1006a0466d634fc8eb55144feec2520638a533805c1bb96192d84fb6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6ef890a3e000784a8d5d150cd09d398ad19b11ffe9cb075dbb07e4c47f833d9c [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" "6ef890a3e000784a8d5d150cd09d398ad19b11ffe9cb075dbb07e4c47f833d9c", 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 0.29s [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 20` [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mute_unmute_poc-0b8302e98398a833) [INFO] [stdout] [INFO] [stderr] Doc-tests mute-unmute-poc [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] [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" "6ef890a3e000784a8d5d150cd09d398ad19b11ffe9cb075dbb07e4c47f833d9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ef890a3e000784a8d5d150cd09d398ad19b11ffe9cb075dbb07e4c47f833d9c", kill_on_drop: false }` [INFO] [stdout] 6ef890a3e000784a8d5d150cd09d398ad19b11ffe9cb075dbb07e4c47f833d9c