[INFO] cloning 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" "clone" "--bare" "https://github.com/parisholley/rust-ptrbug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparisholley%2Frust-ptrbug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparisholley%2Frust-ptrbug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96fb797297a4e26f0d5e6a4bb6860c929a87157c
[INFO] testing parisholley/rust-ptrbug against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparisholley%2Frust-ptrbug" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/parisholley/rust-ptrbug on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] ca1f697d12568c00c53daaed1f5cf1c6c29508fb149d5127edeefddeda2d741c
[INFO] running `Command { std: "docker" "start" "-a" "ca1f697d12568c00c53daaed1f5cf1c6c29508fb149d5127edeefddeda2d741c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca1f697d12568c00c53daaed1f5cf1c6c29508fb149d5127edeefddeda2d741c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1f697d12568c00c53daaed1f5cf1c6c29508fb149d5127edeefddeda2d741c", kill_on_drop: false }`
[INFO] [stdout] ca1f697d12568c00c53daaed1f5cf1c6c29508fb149d5127edeefddeda2d741c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] c0ea083be4d3da95e2b415264d71e8386de68bc23e5da7e69d06aa5d8edf7f0e
[INFO] running `Command { std: "docker" "start" "-a" "c0ea083be4d3da95e2b415264d71e8386de68bc23e5da7e69d06aa5d8edf7f0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling test-sys v0.1.0 (/opt/rustwide/workdir)
[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[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[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:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(maybe_uninit_ref)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `maybe_uninit_ref` has been stable since 1.55.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(maybe_uninit_ref)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 5 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` due to 3 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c0ea083be4d3da95e2b415264d71e8386de68bc23e5da7e69d06aa5d8edf7f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ea083be4d3da95e2b415264d71e8386de68bc23e5da7e69d06aa5d8edf7f0e", kill_on_drop: false }`
[INFO] [stdout] c0ea083be4d3da95e2b415264d71e8386de68bc23e5da7e69d06aa5d8edf7f0e