[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 4)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 5)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 6)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 7)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 8)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 9)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 10)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 11)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust/refs/heads: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 12)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 13)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 14)
[INFO] cloning repository https://github.com/nanchengjiumeng/mastering-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanchengjiumeng/mastering-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f12110442490d124fde2f6cf59637f10519c5c93
[INFO] checking nanchengjiumeng/mastering-rust against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanchengjiumeng%2Fmastering-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nanchengjiumeng/mastering-rust on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nanchengjiumeng/mastering-rust
[INFO] finished tweaking git repo https://github.com/nanchengjiumeng/mastering-rust
[INFO] tweaked toml for git repo https://github.com/nanchengjiumeng/mastering-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nanchengjiumeng/mastering-rust 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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57a492ee06f83a60a95e42e9fd0a618e8c45e712ccf5cf30198d67e514f3cad3
[INFO] running `Command { std: "docker" "start" "-a" "57a492ee06f83a60a95e42e9fd0a618e8c45e712ccf5cf30198d67e514f3cad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57a492ee06f83a60a95e42e9fd0a618e8c45e712ccf5cf30198d67e514f3cad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57a492ee06f83a60a95e42e9fd0a618e8c45e712ccf5cf30198d67e514f3cad3", kill_on_drop: false }`
[INFO] [stdout] 57a492ee06f83a60a95e42e9fd0a618e8c45e712ccf5cf30198d67e514f3cad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c66403a51f3f75d963d2478e663d91b74041945a2205ea5434923b793df84444
[INFO] running `Command { std: "docker" "start" "-a" "c66403a51f3f75d963d2478e663d91b74041945a2205ea5434923b793df84444", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/c29f4f04b9df9d9cc8baed24d97d3cb3ba370294878ff103dede0ac9b9a4ad9c/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "c66403a51f3f75d963d2478e663d91b74041945a2205ea5434923b793df84444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66403a51f3f75d963d2478e663d91b74041945a2205ea5434923b793df84444", kill_on_drop: false }`
[INFO] [stdout] c66403a51f3f75d963d2478e663d91b74041945a2205ea5434923b793df84444