[INFO] cloning repository https://github.com/mostlymaxi/mmapcell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mostlymaxi/mmapcell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmostlymaxi%2Fmmapcell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmostlymaxi%2Fmmapcell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 978fe6f8f3ad1d83751e30b435dd229e77fee788
[INFO] testing mostlymaxi/mmapcell against try#7af779037716ae4125ceabb429791b4cf5dd0a43 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmostlymaxi%2Fmmapcell" "/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/mostlymaxi/mmapcell on toolchain 7af779037716ae4125ceabb429791b4cf5dd0a43
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mostlymaxi/mmapcell
[INFO] finished tweaking git repo https://github.com/mostlymaxi/mmapcell
[INFO] tweaked toml for git repo https://github.com/mostlymaxi/mmapcell written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mostlymaxi/mmapcell 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" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e3c20b6577c9ce43a8b56612e9f0f2d75bb4f1c98919f3c79a3b0089d8ca1b7
[INFO] running `Command { std: "docker" "start" "-a" "0e3c20b6577c9ce43a8b56612e9f0f2d75bb4f1c98919f3c79a3b0089d8ca1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e3c20b6577c9ce43a8b56612e9f0f2d75bb4f1c98919f3c79a3b0089d8ca1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3c20b6577c9ce43a8b56612e9f0f2d75bb4f1c98919f3c79a3b0089d8ca1b7", kill_on_drop: false }`
[INFO] [stdout] 0e3c20b6577c9ce43a8b56612e9f0f2d75bb4f1c98919f3c79a3b0089d8ca1b7
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e149821c6d013fe1da1991a614d37eb099cebac333bd352e2f4e67da4c5fd4b
[INFO] running `Command { std: "docker" "start" "-a" "2e149821c6d013fe1da1991a614d37eb099cebac333bd352e2f4e67da4c5fd4b", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/.fingerprint/proc-macro2-86c727310f5544d6`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "2e149821c6d013fe1da1991a614d37eb099cebac333bd352e2f4e67da4c5fd4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e149821c6d013fe1da1991a614d37eb099cebac333bd352e2f4e67da4c5fd4b", kill_on_drop: false }`
[INFO] [stdout] 2e149821c6d013fe1da1991a614d37eb099cebac333bd352e2f4e67da4c5fd4b