[INFO] fetching crate win-audio-devices-cli 0.2.0...
[INFO] checking win-audio-devices-cli-0.2.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate win-audio-devices-cli 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate win-audio-devices-cli 0.2.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] finished tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] tweaked toml for crates.io crate win-audio-devices-cli 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate win-audio-devices-cli 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `false` found
[INFO] [stderr] location searched: registry `crates-io`
[INFO] [stderr] required by package `win-audio-devices-cli v0.2.0 (/workspace/builds/worker-7-tc1/source)`
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking win-audio-devices-cli-0.2.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate win-audio-devices-cli 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate win-audio-devices-cli 0.2.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] finished tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] tweaked toml for crates.io crate win-audio-devices-cli 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate win-audio-devices-cli 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `false` found
[INFO] [stderr] location searched: registry `crates-io`
[INFO] [stderr] required by package `win-audio-devices-cli v0.2.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] checking win-audio-devices-cli-0.2.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate win-audio-devices-cli 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate win-audio-devices-cli 0.2.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] finished tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] tweaked toml for crates.io crate win-audio-devices-cli 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate win-audio-devices-cli 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `false` found
[INFO] [stderr] location searched: registry `crates-io`
[INFO] [stderr] required by package `win-audio-devices-cli v0.2.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] checking win-audio-devices-cli-0.2.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate win-audio-devices-cli 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate win-audio-devices-cli 0.2.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] finished tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] tweaked toml for crates.io crate win-audio-devices-cli 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate win-audio-devices-cli 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `false` found
[INFO] [stderr] location searched: registry `crates-io`
[INFO] [stderr] required by package `win-audio-devices-cli v0.2.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] checking win-audio-devices-cli-0.2.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate win-audio-devices-cli 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate win-audio-devices-cli 0.2.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] finished tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] tweaked toml for crates.io crate win-audio-devices-cli 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate win-audio-devices-cli 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `false` found
[INFO] [stderr] location searched: registry `crates-io`
[INFO] [stderr] required by package `win-audio-devices-cli v0.2.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] checking win-audio-devices-cli-0.2.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate win-audio-devices-cli 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate win-audio-devices-cli 0.2.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] finished tweaking crates.io crate win-audio-devices-cli 0.2.0
[INFO] tweaked toml for crates.io crate win-audio-devices-cli 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate win-audio-devices-cli 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `false` found
[INFO] [stderr] location searched: registry `crates-io`
[INFO] [stderr] required by package `win-audio-devices-cli v0.2.0 (/workspace/builds/worker-7-tc2/source)`
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
