[INFO] cloning repository https://github.com/titusdmoore/fake-rs-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/titusdmoore/fake-rs-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitusdmoore%2Ffake-rs-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitusdmoore%2Ffake-rs-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ae42ae6c6fef64b34e12198e762c817a3a82e7a
[INFO] testing titusdmoore/fake-rs-test against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitusdmoore%2Ffake-rs-test" "/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/titusdmoore/fake-rs-test
[INFO] finished tweaking git repo https://github.com/titusdmoore/fake-rs-test
[INFO] tweaked toml for git repo https://github.com/titusdmoore/fake-rs-test written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/titusdmoore/fake-rs-test on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/titusdmoore/fake-rs-test 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "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 `syn = "^2.0"` (locked to 2.0.48)
[INFO] [stderr] candidate versions found which didn't match: 1.0.46, 1.0.45, 1.0.44, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `dummy v0.7.0`
[INFO] [stderr]     ... which satisfies dependency `dummy = "^0.7"` (locked to 0.7.0) of package `fake v2.9.2`
[INFO] [stderr]     ... which satisfies dependency `fake = "^2.9.2"` (locked to 2.9.2) of package `fake-rs-test 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 `syn = "^2.0"` (locked to 2.0.48)
candidate versions found which didn't match: 1.0.46, 1.0.45, 1.0.44, ...
location searched: crates.io index
required by package `dummy v0.7.0`
    ... which satisfies dependency `dummy = "^0.7"` (locked to 0.7.0) of package `fake v2.9.2`
    ... which satisfies dependency `fake = "^2.9.2"` (locked to 2.9.2) of package `fake-rs-test v0.1.0 (/workspace/builds/worker-2-tc1/source)`