[INFO] updating cached repository https://github.com/mitchmindtree/StackVec
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c5b4c1014a795f3080e88d85b4a3a06a4367df1f
[INFO] testing mitchmindtree/StackVec against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmitchmindtree%2FStackVec" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mitchmindtree/StackVec on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mitchmindtree/StackVec
[INFO] finished tweaking git repo https://github.com/mitchmindtree/StackVec
[INFO] tweaked toml for git repo https://github.com/mitchmindtree/StackVec written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mitchmindtree/StackVec already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84fa9c81efbda8e52e596a959170bc516a619c0f96ef7ccee32a758ba71b3402
[INFO] running `"docker" "start" "-a" "84fa9c81efbda8e52e596a959170bc516a619c0f96ef7ccee32a758ba71b3402"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling stack_vec v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/lib.rs:22:25
[INFO] [stderr]    |
[INFO] [stderr] 22 |         StackVec { len: 0u, data: StackVecArray::new(), }
[INFO] [stderr]    |                         ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/lib.rs:36:30
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let idx = self.len - 1u;
[INFO] [stderr]    |                              ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/lib.rs:48:59
[INFO] [stderr]    |
[INFO] [stderr] 48 |         Items { data: &self.data, len: self.len(), count: 0u }
[INFO] [stderr]    |                                                           ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `!`, `+`, `::`, `;`, or `]`, found `,`
[INFO] [stderr]    --> src/lib.rs:155:28
[INFO] [stderr]     |
[INFO] [stderr] 155 | pub type N2<T> = [Option<T>, ..2];
[INFO] [stderr]     |                            ^ expected one of `!`, `+`, `::`, `;`, or `]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `stack_vec`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "84fa9c81efbda8e52e596a959170bc516a619c0f96ef7ccee32a758ba71b3402"`
[INFO] running `"docker" "rm" "-f" "84fa9c81efbda8e52e596a959170bc516a619c0f96ef7ccee32a758ba71b3402"`
[INFO] [stdout] 84fa9c81efbda8e52e596a959170bc516a619c0f96ef7ccee32a758ba71b3402