[INFO] cloning repository https://github.com/dkhovrich/learning_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dkhovrich/learning_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdkhovrich%2Flearning_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdkhovrich%2Flearning_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4dbef57f1c36d4f911b5bf02b247fe775221de78
[INFO] checking dkhovrich/learning_rust against try#81185c2d21df0ba45fd33e65bbdce76dc0d89bd9 for pr-139646
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdkhovrich%2Flearning_rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dkhovrich/learning_rust on toolchain 81185c2d21df0ba45fd33e65bbdce76dc0d89bd9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dkhovrich/learning_rust
[INFO] finished tweaking git repo https://github.com/dkhovrich/learning_rust
[INFO] tweaked toml for git repo https://github.com/dkhovrich/learning_rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dkhovrich/learning_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" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57bc13add64fb8309a876df462112aabdb4375038aacd72e7c5c0457aad4006b
[INFO] running `Command { std: "docker" "start" "-a" "57bc13add64fb8309a876df462112aabdb4375038aacd72e7c5c0457aad4006b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57bc13add64fb8309a876df462112aabdb4375038aacd72e7c5c0457aad4006b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57bc13add64fb8309a876df462112aabdb4375038aacd72e7c5c0457aad4006b", kill_on_drop: false }`
[INFO] [stdout] 57bc13add64fb8309a876df462112aabdb4375038aacd72e7c5c0457aad4006b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15eeef0f8e3c0a9502749a12ba50e9435e149b6366aaf3d8ab3d3e7c26cc0aa4
[INFO] running `Command { std: "docker" "start" "-a" "15eeef0f8e3c0a9502749a12ba50e9435e149b6366aaf3d8ab3d3e7c26cc0aa4", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: write /var/lib/docker/containers/15eeef0f8e3c0a9502749a12ba50e9435e149b6366aaf3d8ab3d3e7c26cc0aa4/hosts: no space left on device
[INFO] running `Command { std: "docker" "inspect" "15eeef0f8e3c0a9502749a12ba50e9435e149b6366aaf3d8ab3d3e7c26cc0aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15eeef0f8e3c0a9502749a12ba50e9435e149b6366aaf3d8ab3d3e7c26cc0aa4", kill_on_drop: false }`
[INFO] [stdout] 15eeef0f8e3c0a9502749a12ba50e9435e149b6366aaf3d8ab3d3e7c26cc0aa4