[INFO] fetching crate holochain_json_api 0.0.50...
[INFO] checking holochain_json_api-0.0.50 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate holochain_json_api 0.0.50 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate holochain_json_api 0.0.50 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_json_api 0.0.50
[INFO] finished tweaking crates.io crate holochain_json_api 0.0.50
[INFO] tweaked toml for crates.io crate holochain_json_api 0.0.50 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "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 = "=0.3.5"`
[INFO] [stderr] candidate versions found which didn't match: 0.3.30, 0.3.29, 0.3.28, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `holochain_json_api v0.0.50 (/workspace/builds/worker-7-tc1/source)`
[INFO] [stderr] perhaps a crate was updated and forgotten to be re-vendored?
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:yanked
[ERROR] caused by: the crate depends on yanked dependencies
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking holochain_json_api-0.0.50 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-2
[INFO] extracting crate holochain_json_api 0.0.50 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate holochain_json_api 0.0.50 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_json_api 0.0.50
[INFO] finished tweaking crates.io crate holochain_json_api 0.0.50
[INFO] tweaked toml for crates.io crate holochain_json_api 0.0.50 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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 = "=0.3.5"`
[INFO] [stderr] candidate versions found which didn't match: 0.3.30, 0.3.29, 0.3.28, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `holochain_json_api v0.0.50 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] perhaps a crate was updated and forgotten to be re-vendored?
[INFO] checking holochain_json_api-0.0.50 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-2
[INFO] extracting crate holochain_json_api 0.0.50 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate holochain_json_api 0.0.50 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_json_api 0.0.50
[INFO] finished tweaking crates.io crate holochain_json_api 0.0.50
[INFO] tweaked toml for crates.io crate holochain_json_api 0.0.50 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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 = "=0.3.5"`
[INFO] [stderr] candidate versions found which didn't match: 0.3.30, 0.3.29, 0.3.28, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `holochain_json_api v0.0.50 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] perhaps a crate was updated and forgotten to be re-vendored?
[INFO] checking holochain_json_api-0.0.50 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-2
[INFO] extracting crate holochain_json_api 0.0.50 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate holochain_json_api 0.0.50 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_json_api 0.0.50
[INFO] finished tweaking crates.io crate holochain_json_api 0.0.50
[INFO] tweaked toml for crates.io crate holochain_json_api 0.0.50 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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 = "=0.3.5"`
[INFO] [stderr] candidate versions found which didn't match: 0.3.30, 0.3.29, 0.3.28, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `holochain_json_api v0.0.50 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] perhaps a crate was updated and forgotten to be re-vendored?
[INFO] checking holochain_json_api-0.0.50 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-2
[INFO] extracting crate holochain_json_api 0.0.50 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate holochain_json_api 0.0.50 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_json_api 0.0.50
[INFO] finished tweaking crates.io crate holochain_json_api 0.0.50
[INFO] tweaked toml for crates.io crate holochain_json_api 0.0.50 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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 = "=0.3.5"`
[INFO] [stderr] candidate versions found which didn't match: 0.3.30, 0.3.29, 0.3.28, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `holochain_json_api v0.0.50 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] perhaps a crate was updated and forgotten to be re-vendored?
[INFO] checking holochain_json_api-0.0.50 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-2
[INFO] extracting crate holochain_json_api 0.0.50 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate holochain_json_api 0.0.50 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_json_api 0.0.50
[INFO] finished tweaking crates.io crate holochain_json_api 0.0.50
[INFO] tweaked toml for crates.io crate holochain_json_api 0.0.50 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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 = "=0.3.5"`
[INFO] [stderr] candidate versions found which didn't match: 0.3.30, 0.3.29, 0.3.28, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `holochain_json_api v0.0.50 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] perhaps a crate was updated and forgotten to be re-vendored?
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:yanked
[ERROR] caused by: the crate depends on yanked dependencies
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.