[INFO] cloning repository https://github.com/thunderstruckdude/Ironvault
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thunderstruckdude/Ironvault" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthunderstruckdude%2FIronvault", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthunderstruckdude%2FIronvault'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bbc9d29a04163f47c30e3c8bfdae5b8adf951eb
[INFO] checking thunderstruckdude/Ironvault against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthunderstruckdude%2FIronvault" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thunderstruckdude/Ironvault
[INFO] finished tweaking git repo https://github.com/thunderstruckdude/Ironvault
[INFO] tweaked toml for git repo https://github.com/thunderstruckdude/Ironvault written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thunderstruckdude/Ironvault on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thunderstruckdude/Ironvault 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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: failed to select a version for the requirement `libseccomp = "^0.7"`
[INFO] [stderr] candidate versions found which didn't match: 0.4.0, 0.3.0, 0.2.3, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `procbox v0.1.0 (/workspace/builds/worker-2-tc1/source)`


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Updating crates.io index
error: failed to select a version for the requirement `libseccomp = "^0.7"`
candidate versions found which didn't match: 0.4.0, 0.3.0, 0.2.3, ...
location searched: crates.io index
required by package `procbox v0.1.0 (/workspace/builds/worker-2-tc1/source)`