[INFO] fetching crate flatten_overlapping_ranges 0.1.0...
[INFO] checking flatten_overlapping_ranges-0.1.0 against master#e23ae72ac7a393961886ea62df065ebb6def7d51 for pr-126571
[INFO] extracting crate flatten_overlapping_ranges 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate flatten_overlapping_ranges 0.1.0 on toolchain e23ae72ac7a393961886ea62df065ebb6def7d51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e23ae72ac7a393961886ea62df065ebb6def7d51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] finished tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] tweaked toml for crates.io crate flatten_overlapping_ranges 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e23ae72ac7a393961886ea62df065ebb6def7d51" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e23ae72ac7a393961886ea62df065ebb6def7d51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-6-tc1/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `example` bench at `benches/example.rs` or `benches/example/main.rs`. Please specify bench.path if you want to use a non-default path.
[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 flatten_overlapping_ranges-0.1.0 against try#397f8958d101b259f6baaf92d107d770c95c3ce0 for pr-126571
[INFO] extracting crate flatten_overlapping_ranges 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate flatten_overlapping_ranges 0.1.0 on toolchain 397f8958d101b259f6baaf92d107d770c95c3ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] finished tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] tweaked toml for crates.io crate flatten_overlapping_ranges 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-6-tc2/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `example` bench at `benches/example.rs` or `benches/example/main.rs`. Please specify bench.path if you want to use a non-default path.
[INFO] checking flatten_overlapping_ranges-0.1.0 against try#397f8958d101b259f6baaf92d107d770c95c3ce0 for pr-126571
[INFO] extracting crate flatten_overlapping_ranges 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate flatten_overlapping_ranges 0.1.0 on toolchain 397f8958d101b259f6baaf92d107d770c95c3ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] finished tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] tweaked toml for crates.io crate flatten_overlapping_ranges 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-6-tc2/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `example` bench at `benches/example.rs` or `benches/example/main.rs`. Please specify bench.path if you want to use a non-default path.
[INFO] checking flatten_overlapping_ranges-0.1.0 against try#397f8958d101b259f6baaf92d107d770c95c3ce0 for pr-126571
[INFO] extracting crate flatten_overlapping_ranges 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate flatten_overlapping_ranges 0.1.0 on toolchain 397f8958d101b259f6baaf92d107d770c95c3ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] finished tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] tweaked toml for crates.io crate flatten_overlapping_ranges 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-6-tc2/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `example` bench at `benches/example.rs` or `benches/example/main.rs`. Please specify bench.path if you want to use a non-default path.
[INFO] checking flatten_overlapping_ranges-0.1.0 against try#397f8958d101b259f6baaf92d107d770c95c3ce0 for pr-126571
[INFO] extracting crate flatten_overlapping_ranges 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate flatten_overlapping_ranges 0.1.0 on toolchain 397f8958d101b259f6baaf92d107d770c95c3ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] finished tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] tweaked toml for crates.io crate flatten_overlapping_ranges 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-6-tc2/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `example` bench at `benches/example.rs` or `benches/example/main.rs`. Please specify bench.path if you want to use a non-default path.
[INFO] checking flatten_overlapping_ranges-0.1.0 against try#397f8958d101b259f6baaf92d107d770c95c3ce0 for pr-126571
[INFO] extracting crate flatten_overlapping_ranges 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate flatten_overlapping_ranges 0.1.0 on toolchain 397f8958d101b259f6baaf92d107d770c95c3ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] finished tweaking crates.io crate flatten_overlapping_ranges 0.1.0
[INFO] tweaked toml for crates.io crate flatten_overlapping_ranges 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+397f8958d101b259f6baaf92d107d770c95c3ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-6-tc2/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `example` bench at `benches/example.rs` or `benches/example/main.rs`. Please specify bench.path if you want to use a non-default path.
[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.