[INFO] cloning repository https://github.com/DrChat/buddyalloc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DrChat/buddyalloc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrChat%2Fbuddyalloc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrChat%2Fbuddyalloc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cc8e790714778f50dc55adfcb23da48e3f0ee64
[INFO] testing DrChat/buddyalloc against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrChat%2Fbuddyalloc" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DrChat/buddyalloc on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DrChat/buddyalloc
[INFO] finished tweaking git repo https://github.com/DrChat/buddyalloc
[INFO] tweaked toml for git repo https://github.com/DrChat/buddyalloc written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/DrChat/buddyalloc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a49e2e8cae1e66936ab9543ccceace152e960c79b08c64219d3c29da74b62b5f
[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" "a49e2e8cae1e66936ab9543ccceace152e960c79b08c64219d3c29da74b62b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a49e2e8cae1e66936ab9543ccceace152e960c79b08c64219d3c29da74b62b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a49e2e8cae1e66936ab9543ccceace152e960c79b08c64219d3c29da74b62b5f", kill_on_drop: false }`
[INFO] [stdout] a49e2e8cae1e66936ab9543ccceace152e960c79b08c64219d3c29da74b62b5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4ea16c0ca4a3e352d13ccc8c25272f0da688a2ccd83b4e74c679ce2f9a444b9
[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" "a4ea16c0ca4a3e352d13ccc8c25272f0da688a2ccd83b4e74c679ce2f9a444b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling buddyalloc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:11:49
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(const_mut_refs, const_raw_ptr_deref, const_raw_ptr_to_usize_cast)]
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: at compile-time, pointers do not have an integer value, so these casts cannot be properly supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buddyalloc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a4ea16c0ca4a3e352d13ccc8c25272f0da688a2ccd83b4e74c679ce2f9a444b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ea16c0ca4a3e352d13ccc8c25272f0da688a2ccd83b4e74c679ce2f9a444b9", kill_on_drop: false }`
[INFO] [stdout] a4ea16c0ca4a3e352d13ccc8c25272f0da688a2ccd83b4e74c679ce2f9a444b9