[INFO] updating cached repository https://github.com/drewstone/rl-hotel
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] 229832378e4dc8d93f118cef93f27858c1a49b6e
[INFO] checking drewstone/rl-hotel against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrewstone%2Frl-hotel" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/drewstone/rl-hotel on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/drewstone/rl-hotel
[INFO] finished tweaking git repo https://github.com/drewstone/rl-hotel
[INFO] tweaked toml for git repo https://github.com/drewstone/rl-hotel written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/drewstone/rl-hotel already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=forbid" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 21726e8266d3efd7702c81f6f13bf2a27132718e30b9efa3dfcc608c171b1aeb
[INFO] running `"docker" "start" "-a" "21726e8266d3efd7702c81f6f13bf2a27132718e30b9efa3dfcc608c171b1aeb"`
[INFO] [stderr]     Checking blas-src v0.2.1
[INFO] [stderr]    Compiling special-fun v0.1.6
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking lapacke-sys v0.1.4
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]    Compiling derive-new v0.5.6
[INFO] [stderr]    Compiling procedurals v0.3.1
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking rstar v0.2.0
[INFO] [stderr]     Checking ndarray v0.12.1
[INFO] [stderr]     Checking lapacke v0.2.0
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking voronoi v0.1.4
[INFO] [stderr]     Checking geo-types v0.4.3
[INFO] [stderr]     Checking geo v0.12.2
[INFO] [stderr]     Checking spaces v4.7.1
[INFO] [stderr]     Checking ndarray-linalg v0.10.0
[INFO] [stderr]     Checking lfa v0.6.1
[INFO] [stderr]     Checking rstat v0.2.0
[INFO] [stderr]     Checking rsrl v0.6.0
[INFO] [stderr]     Checking rl-hotel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/hotelling_agent.rs:66:19
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn make_move(mut self, _agent_states: &Matrix, _action_space: &LinearSpace<Interval>) -> Result<Vector, SynthesisError> {
[INFO] [stderr]    |                      ----^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `UnexpectedNoneType`
[INFO] [stderr]   --> src/hotelling_agent.rs:19:2
[INFO] [stderr]    |
[INFO] [stderr] 19 |     UnexpectedNoneType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `convex_hull`
[INFO] [stderr]   --> src/hotelling_agent.rs:70:2
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn convex_hull(self, _new_agent_states: &Matrix, _action_space: &LinearSpace<Interval>) -> Result<(), SynthesisError> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `process_reward`
[INFO] [stderr]   --> src/hotelling_agent.rs:75:2
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn process_reward() -> Result<(), SynthesisError> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/hotelling_agent.rs:66:19
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn make_move(mut self, _agent_states: &Matrix, _action_space: &LinearSpace<Interval>) -> Result<Vector, SynthesisError> {
[INFO] [stderr]    |                      ----^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `OneD`
[INFO] [stderr]   --> src/simulation.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |     OneD,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Simple`
[INFO] [stderr]   --> src/hotelling_agent.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Simple,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unknown`
[INFO] [stderr]   --> src/hotelling_agent.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Unknown,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `UnexpectedNoneType`
[INFO] [stderr]   --> src/hotelling_agent.rs:19:2
[INFO] [stderr]    |
[INFO] [stderr] 19 |     UnexpectedNoneType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `convex_hull`
[INFO] [stderr]   --> src/hotelling_agent.rs:70:2
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn convex_hull(self, _new_agent_states: &Matrix, _action_space: &LinearSpace<Interval>) -> Result<(), SynthesisError> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `process_reward`
[INFO] [stderr]   --> src/hotelling_agent.rs:75:2
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn process_reward() -> Result<(), SynthesisError> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.48s
[INFO] running `"docker" "inspect" "21726e8266d3efd7702c81f6f13bf2a27132718e30b9efa3dfcc608c171b1aeb"`
[INFO] running `"docker" "rm" "-f" "21726e8266d3efd7702c81f6f13bf2a27132718e30b9efa3dfcc608c171b1aeb"`
[INFO] [stdout] 21726e8266d3efd7702c81f6f13bf2a27132718e30b9efa3dfcc608c171b1aeb