[INFO] cloning repository https://github.com/lkubicek1/RustDSA
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lkubicek1/RustDSA" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flkubicek1%2FRustDSA", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flkubicek1%2FRustDSA'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91a89bf92a40108c190a3dd3d83468c42854ea88
[INFO] testing lkubicek1/RustDSA against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flkubicek1%2FRustDSA" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lkubicek1/RustDSA
[INFO] finished tweaking git repo https://github.com/lkubicek1/RustDSA
[INFO] tweaked toml for git repo https://github.com/lkubicek1/RustDSA written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lkubicek1/RustDSA on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lkubicek1/RustDSA 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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/pl/ot/plotters, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `windows-sys = "^0.52.0"` (locked to 0.52.0)
[INFO] [stderr] candidate versions found which didn't match: 0.27.0, 0.0.0
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `winapi-util v0.1.8`
[INFO] [stderr]     ... which satisfies dependency `winapi-util = "^0.1.1"` (locked to 0.1.8) of package `walkdir v2.5.0`
[INFO] [stderr]     ... which satisfies dependency `walkdir = "^2.1"` (locked to 2.5.0) of package `font-kit v0.13.2`
[INFO] [stderr]     ... which satisfies dependency `font-kit = "^0.13.0"` (locked to 0.13.2) of package `plotters v0.3.6`
[INFO] [stderr]     ... which satisfies dependency `plotters = "^0.3.6"` (locked to 0.3.6) of package `rust_dsa v0.1.0 (/workspace/builds/worker-4-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/pl/ot/plotters, error: No space left on device (os error 28)
error: failed to select a version for the requirement `windows-sys = "^0.52.0"` (locked to 0.52.0)
candidate versions found which didn't match: 0.27.0, 0.0.0
location searched: crates.io index
required by package `winapi-util v0.1.8`
    ... which satisfies dependency `winapi-util = "^0.1.1"` (locked to 0.1.8) of package `walkdir v2.5.0`
    ... which satisfies dependency `walkdir = "^2.1"` (locked to 2.5.0) of package `font-kit v0.13.2`
    ... which satisfies dependency `font-kit = "^0.13.0"` (locked to 0.13.2) of package `plotters v0.3.6`
    ... which satisfies dependency `plotters = "^0.3.6"` (locked to 0.3.6) of package `rust_dsa v0.1.0 (/workspace/builds/worker-4-tc1/source)`