[INFO] cloning repository https://github.com/lizhanhui/ping-pong-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lizhanhui/ping-pong-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhanhui%2Fping-pong-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhanhui%2Fping-pong-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fed8f81f3d25ae58c24e6d98cbe2fdcdb149e01
[INFO] testing lizhanhui/ping-pong-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhanhui%2Fping-pong-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lizhanhui/ping-pong-rs
[INFO] finished tweaking git repo https://github.com/lizhanhui/ping-pong-rs
[INFO] tweaked toml for git repo https://github.com/lizhanhui/ping-pong-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lizhanhui/ping-pong-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lizhanhui/ping-pong-rs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/3/m/mio, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `libc = "^0.2.42"` (locked to 0.2.123)
[INFO] [stderr] candidate versions found which didn't match: 0.2.105, 0.2.104, 0.2.103, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `tokio v1.17.0`
[INFO] [stderr]     ... which satisfies dependency `tokio = "^1"` (locked to 1.17.0) of package `ping-pong v0.1.0 (/workspace/builds/worker-4-tc2/source)`
[INFO] testing lizhanhui/ping-pong-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhanhui%2Fping-pong-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lizhanhui/ping-pong-rs
[INFO] finished tweaking git repo https://github.com/lizhanhui/ping-pong-rs
[INFO] tweaked toml for git repo https://github.com/lizhanhui/ping-pong-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lizhanhui/ping-pong-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lizhanhui/ping-pong-rs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/3/m/mio, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `libc = "^0.2.42"` (locked to 0.2.123)
[INFO] [stderr] candidate versions found which didn't match: 0.2.105, 0.2.104, 0.2.103, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `tokio v1.17.0`
[INFO] [stderr]     ... which satisfies dependency `tokio = "^1"` (locked to 1.17.0) of package `ping-pong v0.1.0 (/workspace/builds/worker-4-tc2/source)`
[INFO] testing lizhanhui/ping-pong-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhanhui%2Fping-pong-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lizhanhui/ping-pong-rs
[INFO] finished tweaking git repo https://github.com/lizhanhui/ping-pong-rs
[INFO] tweaked toml for git repo https://github.com/lizhanhui/ping-pong-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lizhanhui/ping-pong-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lizhanhui/ping-pong-rs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/3/m/mio, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `libc = "^0.2.42"` (locked to 0.2.123)
[INFO] [stderr] candidate versions found which didn't match: 0.2.105, 0.2.104, 0.2.103, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `tokio v1.17.0`
[INFO] [stderr]     ... which satisfies dependency `tokio = "^1"` (locked to 1.17.0) of package `ping-pong v0.1.0 (/workspace/builds/worker-4-tc2/source)`
[INFO] testing lizhanhui/ping-pong-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhanhui%2Fping-pong-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lizhanhui/ping-pong-rs
[INFO] finished tweaking git repo https://github.com/lizhanhui/ping-pong-rs
[INFO] tweaked toml for git repo https://github.com/lizhanhui/ping-pong-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lizhanhui/ping-pong-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lizhanhui/ping-pong-rs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/3/m/mio, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `libc = "^0.2.42"` (locked to 0.2.123)
[INFO] [stderr] candidate versions found which didn't match: 0.2.105, 0.2.104, 0.2.103, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `tokio v1.17.0`
[INFO] [stderr]     ... which satisfies dependency `tokio = "^1"` (locked to 1.17.0) of package `ping-pong v0.1.0 (/workspace/builds/worker-4-tc2/source)`
[INFO] testing lizhanhui/ping-pong-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhanhui%2Fping-pong-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lizhanhui/ping-pong-rs
[INFO] finished tweaking git repo https://github.com/lizhanhui/ping-pong-rs
[INFO] tweaked toml for git repo https://github.com/lizhanhui/ping-pong-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lizhanhui/ping-pong-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lizhanhui/ping-pong-rs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/nu/m_/num_cpus, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `libc = "^0.2.42"` (locked to 0.2.123)
[INFO] [stderr] candidate versions found which didn't match: 0.2.105, 0.2.104, 0.2.103, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `tokio v1.17.0`
[INFO] [stderr]     ... which satisfies dependency `tokio = "^1"` (locked to 1.17.0) of package `ping-pong v0.1.0 (/workspace/builds/worker-4-tc2/source)`


command failed: exit status: 101

    Updating crates.io index
warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/nu/m_/num_cpus, error: No space left on device (os error 28)
error: failed to select a version for the requirement `libc = "^0.2.42"` (locked to 0.2.123)
candidate versions found which didn't match: 0.2.105, 0.2.104, 0.2.103, ...
location searched: crates.io index
required by package `tokio v1.17.0`
    ... which satisfies dependency `tokio = "^1"` (locked to 1.17.0) of package `ping-pong v0.1.0 (/workspace/builds/worker-4-tc2/source)`