[INFO] cloning repository https://github.com/rahil051/hello_cargo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rahil051/hello_cargo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahil051%2Fhello_cargo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahil051%2Fhello_cargo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f031003e1d527657b130a8cdcba202575fe1e3d
[INFO] testing rahil051/hello_cargo against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahil051%2Fhello_cargo" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rahil051/hello_cargo
[INFO] finished tweaking git repo https://github.com/rahil051/hello_cargo
[INFO] tweaked toml for git repo https://github.com/rahil051/hello_cargo written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rahil051/hello_cargo on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rahil051/hello_cargo 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" "+1.90.0" "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] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/ra/nd/rand_chacha, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `syn = "^2.0.31"` (locked to 2.0.94)
[INFO] [stderr] candidate versions found which didn't match: 2.0.34, 2.0.33, 2.0.32, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `zerocopy-derive v0.7.35`
[INFO] [stderr]     ... which satisfies dependency `zerocopy-derive = "=0.7.35"` (locked to 0.7.35) of package `zerocopy v0.7.35`
[INFO] [stderr]     ... which satisfies dependency `zerocopy = "^0.7"` (locked to 0.7.35) of package `ppv-lite86 v0.2.20`
[INFO] [stderr]     ... which satisfies dependency `ppv-lite86 = "^0.2.8"` (locked to 0.2.20) of package `rand_chacha v0.3.1`
[INFO] [stderr]     ... which satisfies dependency `rand_chacha = "^0.3.0"` (locked to 0.3.1) of package `rand v0.8.5`
[INFO] [stderr]     ... which satisfies dependency `rand = "^0.8.5"` (locked to 0.8.5) of package `hello_cargo v0.1.0 (/workspace/builds/worker-7-tc1/source)`


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Updating crates.io index
warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/ra/nd/rand_chacha, error: No space left on device (os error 28)
error: failed to select a version for the requirement `syn = "^2.0.31"` (locked to 2.0.94)
candidate versions found which didn't match: 2.0.34, 2.0.33, 2.0.32, ...
location searched: crates.io index
required by package `zerocopy-derive v0.7.35`
    ... which satisfies dependency `zerocopy-derive = "=0.7.35"` (locked to 0.7.35) of package `zerocopy v0.7.35`
    ... which satisfies dependency `zerocopy = "^0.7"` (locked to 0.7.35) of package `ppv-lite86 v0.2.20`
    ... which satisfies dependency `ppv-lite86 = "^0.2.8"` (locked to 0.2.20) of package `rand_chacha v0.3.1`
    ... which satisfies dependency `rand_chacha = "^0.3.0"` (locked to 0.3.1) of package `rand v0.8.5`
    ... which satisfies dependency `rand = "^0.8.5"` (locked to 0.8.5) of package `hello_cargo v0.1.0 (/workspace/builds/worker-7-tc1/source)`