[INFO] cloning repository https://github.com/Ocelmot/Synapse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ocelmot/Synapse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOcelmot%2FSynapse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOcelmot%2FSynapse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a47fe55c276d5270f3bce85062a2bd0a642781b
[INFO] building Ocelmot/Synapse against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOcelmot%2FSynapse" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ocelmot/Synapse on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ocelmot/Synapse
[INFO] finished tweaking git repo https://github.com/Ocelmot/Synapse
[INFO] tweaked toml for git repo https://github.com/Ocelmot/Synapse written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ocelmot/Synapse 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Ocelmot/spider`
[INFO] [stderr]     Updating git repository `https://github.com/Ocelmot/chord_dht`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `futures-util`.
[INFO] [stderr]     ... required by package `futures v0.3.31`
[INFO] [stderr]     ... which satisfies dependency `futures = "^0.3.31"` of package `spider_link v0.1.0 (https://github.com/Ocelmot/spider#3a14415c)`
[INFO] [stderr]     ... which satisfies git dependency `spider_link` of package `spider_client v0.1.0 (https://github.com/Ocelmot/spider#3a14415c)`
[INFO] [stderr]     ... which satisfies git dependency `spider_client` of package `synapse v0.1.0 (/workspace/builds/worker-2-tc1/source)`
[INFO] [stderr] versions that meet the requirements `^0.3.31` are: 0.3.31
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `futures-util v0.3.30`
[INFO] [stderr]     ... which satisfies dependency `futures-util = "^0.3.29"` (locked to 0.3.30) of package `veilid-core v0.3.3`
[INFO] [stderr]     ... which satisfies dependency `veilid-core = "=0.3.3"` of package `spider_client v0.1.0 (https://github.com/Ocelmot/spider#3a14415c)`
[INFO] [stderr]     ... which satisfies git dependency `spider_client` of package `synapse v0.1.0 (/workspace/builds/worker-2-tc1/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `futures-util` which could resolve this conflict


command failed: exit status: 101

    Updating git repository `https://github.com/Ocelmot/spider`
    Updating git repository `https://github.com/Ocelmot/chord_dht`
    Updating crates.io index
    Updating crates.io index
error: failed to select a version for `futures-util`.
    ... required by package `futures v0.3.31`
    ... which satisfies dependency `futures = "^0.3.31"` of package `spider_link v0.1.0 (https://github.com/Ocelmot/spider#3a14415c)`
    ... which satisfies git dependency `spider_link` of package `spider_client v0.1.0 (https://github.com/Ocelmot/spider#3a14415c)`
    ... which satisfies git dependency `spider_client` of package `synapse v0.1.0 (/workspace/builds/worker-2-tc1/source)`
versions that meet the requirements `^0.3.31` are: 0.3.31

all possible versions conflict with previously selected packages.

  previously selected package `futures-util v0.3.30`
    ... which satisfies dependency `futures-util = "^0.3.29"` (locked to 0.3.30) of package `veilid-core v0.3.3`
    ... which satisfies dependency `veilid-core = "=0.3.3"` of package `spider_client v0.1.0 (https://github.com/Ocelmot/spider#3a14415c)`
    ... which satisfies git dependency `spider_client` of package `synapse v0.1.0 (/workspace/builds/worker-2-tc1/source)`

failed to select a version for `futures-util` which could resolve this conflict