[INFO] cloning repository https://github.com/vfaltings/rust-connect-four
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vfaltings/rust-connect-four" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvfaltings%2Frust-connect-four", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvfaltings%2Frust-connect-four'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b2e58f1d637f55c3505f8a08feaf8195d7c6f18
[INFO] checking vfaltings/rust-connect-four against try#2b41547e41f63ea0ca9cb25417ddd569b19e6a50 for pr-134273
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvfaltings%2Frust-connect-four" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vfaltings/rust-connect-four on toolchain 2b41547e41f63ea0ca9cb25417ddd569b19e6a50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vfaltings/rust-connect-four
[INFO] finished tweaking git repo https://github.com/vfaltings/rust-connect-four
[INFO] tweaked toml for git repo https://github.com/vfaltings/rust-connect-four written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/vfaltings/rust-connect-four 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" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c84bdf92270395d157ea8d34520e785acdc0d445a127f4e4128cf20edd64e15
[INFO] running `Command { std: "docker" "start" "-a" "6c84bdf92270395d157ea8d34520e785acdc0d445a127f4e4128cf20edd64e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c84bdf92270395d157ea8d34520e785acdc0d445a127f4e4128cf20edd64e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c84bdf92270395d157ea8d34520e785acdc0d445a127f4e4128cf20edd64e15", kill_on_drop: false }`
[INFO] [stdout] 6c84bdf92270395d157ea8d34520e785acdc0d445a127f4e4128cf20edd64e15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73913233c08cc098ef84141d07405cc925f0fbf6e3660d241311557f491d6fff
[INFO] running `Command { std: "docker" "start" "-a" "73913233c08cc098ef84141d07405cc925f0fbf6e3660d241311557f491d6fff", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/2e69c5d44b916ed0fff4182b45a8074399c9db40a248ac17f4445d48f36861f5/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "73913233c08cc098ef84141d07405cc925f0fbf6e3660d241311557f491d6fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73913233c08cc098ef84141d07405cc925f0fbf6e3660d241311557f491d6fff", kill_on_drop: false }`
[INFO] [stdout] 73913233c08cc098ef84141d07405cc925f0fbf6e3660d241311557f491d6fff