[INFO] fetching crate clang-ast-test-suite 0.0.0...
[INFO] testing clang-ast-test-suite-0.0.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate clang-ast-test-suite 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate clang-ast-test-suite 0.0.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clang-ast-test-suite 0.0.0
[INFO] finished tweaking crates.io crate clang-ast-test-suite 0.0.0
[INFO] tweaked toml for crates.io crate clang-ast-test-suite 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1116b45531495be8816c4642a65cb63c29b64f48a3b5d2e1861df7b3854de862
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1116b45531495be8816c4642a65cb63c29b64f48a3b5d2e1861df7b3854de862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1116b45531495be8816c4642a65cb63c29b64f48a3b5d2e1861df7b3854de862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1116b45531495be8816c4642a65cb63c29b64f48a3b5d2e1861df7b3854de862", kill_on_drop: false }`
[INFO] [stdout] 1116b45531495be8816c4642a65cb63c29b64f48a3b5d2e1861df7b3854de862
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4ba9f2ee1de37a09d54533d1223548d3d1847e37b35f3879810fecdb37497d3d
[INFO] running `Command { std: "docker" "start" "-a" "4ba9f2ee1de37a09d54533d1223548d3d1847e37b35f3879810fecdb37497d3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling clang-ast-test-suite v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected item, found `@`
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | @
[INFO] [stdout]   | ^ expected item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `clang-ast-test-suite` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ba9f2ee1de37a09d54533d1223548d3d1847e37b35f3879810fecdb37497d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba9f2ee1de37a09d54533d1223548d3d1847e37b35f3879810fecdb37497d3d", kill_on_drop: false }`
[INFO] [stdout] 4ba9f2ee1de37a09d54533d1223548d3d1847e37b35f3879810fecdb37497d3d
