[INFO] cloning repository https://github.com/czheo/toy-lang-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/czheo/toy-lang-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczheo%2Ftoy-lang-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczheo%2Ftoy-lang-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4481dad805e818733c2d89062072f090dc819d4b
[INFO] building czheo/toy-lang-rust against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczheo%2Ftoy-lang-rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/czheo/toy-lang-rust on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/czheo/toy-lang-rust
[INFO] finished tweaking git repo https://github.com/czheo/toy-lang-rust
[INFO] tweaked toml for git repo https://github.com/czheo/toy-lang-rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/czheo/toy-lang-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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95ea159674dc48872e9fc14730d2b08353cde42ed2f5a5671559f66fc4c6e73c
[INFO] running `Command { std: "docker" "start" "-a" "95ea159674dc48872e9fc14730d2b08353cde42ed2f5a5671559f66fc4c6e73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95ea159674dc48872e9fc14730d2b08353cde42ed2f5a5671559f66fc4c6e73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95ea159674dc48872e9fc14730d2b08353cde42ed2f5a5671559f66fc4c6e73c", kill_on_drop: false }`
[INFO] [stdout] 95ea159674dc48872e9fc14730d2b08353cde42ed2f5a5671559f66fc4c6e73c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 157effa8e14f356303238a186ad15602491610d5b7e94890184f9d0fd7c42c59
[INFO] running `Command { std: "docker" "start" "-a" "157effa8e14f356303238a186ad15602491610d5b7e94890184f9d0fd7c42c59", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy-lang-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "157effa8e14f356303238a186ad15602491610d5b7e94890184f9d0fd7c42c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157effa8e14f356303238a186ad15602491610d5b7e94890184f9d0fd7c42c59", kill_on_drop: false }`
[INFO] [stdout] 157effa8e14f356303238a186ad15602491610d5b7e94890184f9d0fd7c42c59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 705a03c269b2e1044312c8c6ef2bc7737b251cdec316d0e3bf5696922b17c58a
[INFO] running `Command { std: "docker" "start" "-a" "705a03c269b2e1044312c8c6ef2bc7737b251cdec316d0e3bf5696922b17c58a", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/26fa9bc562d49353a1d50732701f33b1ce48284b67342326052e9177c9776f6f/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "705a03c269b2e1044312c8c6ef2bc7737b251cdec316d0e3bf5696922b17c58a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "705a03c269b2e1044312c8c6ef2bc7737b251cdec316d0e3bf5696922b17c58a", kill_on_drop: false }`
[INFO] [stdout] 705a03c269b2e1044312c8c6ef2bc7737b251cdec316d0e3bf5696922b17c58a