[INFO] fetching crate generator_ext 0.1.2...
[INFO] checking generator_ext-0.1.2 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate generator_ext 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate generator_ext 0.1.2
[INFO] finished tweaking crates.io crate generator_ext 0.1.2
[INFO] tweaked toml for crates.io crate generator_ext 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate generator_ext 0.1.2 on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `futures = "^0.2.1"`
[INFO] [stderr]   version 0.2.1 is yanked
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `generator_ext v0.1.2 (/workspace/builds/worker-7-tc2/source)`
[INFO] checking generator_ext-0.1.2 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate generator_ext 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] checking generator_ext-0.1.2 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate generator_ext 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate generator_ext 0.1.2
[INFO] finished tweaking crates.io crate generator_ext 0.1.2
[INFO] tweaked toml for crates.io crate generator_ext 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate generator_ext 0.1.2 on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `futures = "^0.2.1"`
[INFO] [stderr]   version 0.2.1 is yanked
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `generator_ext v0.1.2 (/workspace/builds/worker-7-tc2/source)`
[INFO] checking generator_ext-0.1.2 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate generator_ext 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate generator_ext 0.1.2
[INFO] finished tweaking crates.io crate generator_ext 0.1.2
[INFO] tweaked toml for crates.io crate generator_ext 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate generator_ext 0.1.2 on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `futures = "^0.2.1"`
[INFO] [stderr]   version 0.2.1 is yanked
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `generator_ext v0.1.2 (/workspace/builds/worker-7-tc2/source)`
[INFO] checking generator_ext-0.1.2 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate generator_ext 0.1.2 into /workspace/builds/worker-7-tc2/source


unable to download generator_ext version 0.1.2

Caused by:
    0: failed to unpack `generator_ext-0.1.2/src/lib.rs` into `/workspace/builds/worker-7-tc2/source/src/lib.rs`
    1: No space left on device (os error 28)