[INFO] updating cached repository https://github.com/parisholley/rust-ptrbug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96fb797297a4e26f0d5e6a4bb6860c929a87157c
[INFO] testing parisholley/rust-ptrbug against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparisholley%2Frust-ptrbug" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/parisholley/rust-ptrbug on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/parisholley/rust-ptrbug
[INFO] finished tweaking git repo https://github.com/parisholley/rust-ptrbug
[INFO] tweaked toml for git repo https://github.com/parisholley/rust-ptrbug written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/parisholley/rust-ptrbug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1c2e41ef8024395c426af3b60e5d917228fb68c0da1324bea6bfb53c7b1450b
[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" "b1c2e41ef8024395c426af3b60e5d917228fb68c0da1324bea6bfb53c7b1450b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1c2e41ef8024395c426af3b60e5d917228fb68c0da1324bea6bfb53c7b1450b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c2e41ef8024395c426af3b60e5d917228fb68c0da1324bea6bfb53c7b1450b", kill_on_drop: false }`
[INFO] [stdout] b1c2e41ef8024395c426af3b60e5d917228fb68c0da1324bea6bfb53c7b1450b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 10d2e35cca7ab0df763be700150b8326d56a639690851fe3c4b02d263f761e1a
[INFO] running `Command { std: "docker" "start" "-a" "10d2e35cca7ab0df763be700150b8326d56a639690851fe3c4b02d263f761e1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling test-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(maybe_uninit_ref)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NonNull`
[INFO] [stdout]  --> src/lib.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::ptr::{NonNull};
[INFO] [stdout]   |                ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `poolStruct` should have an upper camel case name
[INFO] [stdout]  --> src/bind.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type poolStruct = poolStructT;
[INFO] [stdout]   |          ^^^^^^^^^^ help: convert the identifier to upper camel case: `PoolStruct`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `engineStruct` should have an upper camel case name
[INFO] [stdout]  --> src/bind.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type engineStruct = engineStructT;
[INFO] [stdout]   |          ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `EngineStruct`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `workerStruct` should have an upper camel case name
[INFO] [stdout]  --> src/bind.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type workerStruct = workerStructT;
[INFO] [stdout]   |          ^^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `WorkerStruct`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `test-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "10d2e35cca7ab0df763be700150b8326d56a639690851fe3c4b02d263f761e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d2e35cca7ab0df763be700150b8326d56a639690851fe3c4b02d263f761e1a", kill_on_drop: false }`
[INFO] [stdout] 10d2e35cca7ab0df763be700150b8326d56a639690851fe3c4b02d263f761e1a