[INFO] cloning repository https://github.com/tommymalmqvist/serde_untagged
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tommymalmqvist/serde_untagged" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommymalmqvist%2Fserde_untagged", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommymalmqvist%2Fserde_untagged'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f005d7304491c77ff4ddbacb739fafe8568e7ed
[INFO] checking tommymalmqvist/serde_untagged against master#cfe9ffcd7c2d63fd3e0fc33a8d23ac4f0d50efe9 for pr-136968
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommymalmqvist%2Fserde_untagged" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tommymalmqvist/serde_untagged on toolchain cfe9ffcd7c2d63fd3e0fc33a8d23ac4f0d50efe9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cfe9ffcd7c2d63fd3e0fc33a8d23ac4f0d50efe9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tommymalmqvist/serde_untagged
[INFO] finished tweaking git repo https://github.com/tommymalmqvist/serde_untagged
[INFO] tweaked toml for git repo https://github.com/tommymalmqvist/serde_untagged written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tommymalmqvist/serde_untagged 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" "+cfe9ffcd7c2d63fd3e0fc33a8d23ac4f0d50efe9" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+cfe9ffcd7c2d63fd3e0fc33a8d23ac4f0d50efe9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5aaa7fd16ce99cc0a5a813bb300b742ee9af8b5c3d7a64be3f58e7aaf774eb73
[INFO] running `Command { std: "docker" "start" "-a" "5aaa7fd16ce99cc0a5a813bb300b742ee9af8b5c3d7a64be3f58e7aaf774eb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aaa7fd16ce99cc0a5a813bb300b742ee9af8b5c3d7a64be3f58e7aaf774eb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aaa7fd16ce99cc0a5a813bb300b742ee9af8b5c3d7a64be3f58e7aaf774eb73", kill_on_drop: false }`
[INFO] [stdout] 5aaa7fd16ce99cc0a5a813bb300b742ee9af8b5c3d7a64be3f58e7aaf774eb73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+cfe9ffcd7c2d63fd3e0fc33a8d23ac4f0d50efe9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b15eafa0c507aa7df116ffa87f35c59728a1af5bc758d3eedb45501a7bb434fe
[INFO] running `Command { std: "docker" "start" "-a" "b15eafa0c507aa7df116ffa87f35c59728a1af5bc758d3eedb45501a7bb434fe", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/a24cb3168f9e06ebb5503c306c21af903d2a3869886d8b69993d2d9a4519df3e/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "b15eafa0c507aa7df116ffa87f35c59728a1af5bc758d3eedb45501a7bb434fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b15eafa0c507aa7df116ffa87f35c59728a1af5bc758d3eedb45501a7bb434fe", kill_on_drop: false }`
[INFO] [stdout] b15eafa0c507aa7df116ffa87f35c59728a1af5bc758d3eedb45501a7bb434fe