[INFO] updating cached repository https://github.com/peterdelevoryas/predictdelay
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 270691d41d37469bc5ab01d0ffac875ec21a53a7
[INFO] testing peterdelevoryas/predictdelay against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterdelevoryas%2Fpredictdelay" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peterdelevoryas/predictdelay on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/peterdelevoryas/predictdelay
[INFO] finished tweaking git repo https://github.com/peterdelevoryas/predictdelay
[INFO] tweaked toml for git repo https://github.com/peterdelevoryas/predictdelay written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/peterdelevoryas/predictdelay already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 1d82891622d0792a4f1b4639950828e6f93bf5e3d591f5b77ce55ece0fd09c0c
[INFO] running `"docker" "start" "-a" "1d82891622d0792a4f1b4639950828e6f93bf5e3d591f5b77ce55ece0fd09c0c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling uuid v0.5.0
[INFO] [stderr]    Compiling net2 v0.2.27
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling serde_json v1.0.1
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling twox-hash v1.1.0
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling rulinalg v0.3.7
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling rusty-machine v0.5.4
[INFO] [stderr]    Compiling docopt v0.7.0
[INFO] [stderr]    Compiling mysql v11.0.0
[INFO] [stderr] error: trait `io::IoPack` is private
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mysql-11.0.0/src/conn/mod.rs:1044:30
[INFO] [stderr]      |
[INFO] [stderr] 1044 |         let (data, seq_id) = self.get_mut_stream().as_mut().read_packet(old_seq_id)?;
[INFO] [stderr]      |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: trait `io::IoPack` is private
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mysql-11.0.0/src/conn/mod.rs:1051:22
[INFO] [stderr]      |
[INFO] [stderr] 1051 |         let seq_id = self.get_mut_stream().as_mut().drop_packet(old_seq_id)?;
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: trait `io::IoPack` is private
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mysql-11.0.0/src/conn/mod.rs:1059:23
[INFO] [stderr]      |
[INFO] [stderr] 1059 |         self.seq_id = self.get_mut_stream().as_mut().write_packet(data, seq_id, max_allowed_packet)?;
[INFO] [stderr]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `mysql`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1d82891622d0792a4f1b4639950828e6f93bf5e3d591f5b77ce55ece0fd09c0c"`
[INFO] running `"docker" "rm" "-f" "1d82891622d0792a4f1b4639950828e6f93bf5e3d591f5b77ce55ece0fd09c0c"`
[INFO] [stdout] 1d82891622d0792a4f1b4639950828e6f93bf5e3d591f5b77ce55ece0fd09c0c