[INFO] crate stackbt_behavior_tree 0.1.2 is already in cache
[INFO] extracting crate stackbt_behavior_tree 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/stackbt_behavior_tree/0.1.2
[INFO] extracting crate stackbt_behavior_tree 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stackbt_behavior_tree/0.1.2
[INFO] validating manifest of stackbt_behavior_tree-0.1.2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of stackbt_behavior_tree-0.1.2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing stackbt_behavior_tree-0.1.2
[INFO] finished frobbing stackbt_behavior_tree-0.1.2
[INFO] frobbed toml for stackbt_behavior_tree-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/stackbt_behavior_tree/0.1.2/Cargo.toml
[INFO] started frobbing stackbt_behavior_tree-0.1.2
[INFO] finished frobbing stackbt_behavior_tree-0.1.2
[INFO] frobbed toml for stackbt_behavior_tree-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stackbt_behavior_tree/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing stackbt_behavior_tree-0.1.2 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stackbt_behavior_tree/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 09be99801a2cced3d39f03b7f870ebe6647fe1d1646f3d1024b0e515ffed829a
[INFO] running `"docker" "start" "-a" "09be99801a2cced3d39f03b7f870ebe6647fe1d1646f3d1024b0e515ffed829a"`
[INFO] [stderr]    Compiling stackbt_automata_impl v0.1.2
[INFO] [stderr]    Compiling stackbt_behavior_tree v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/control_wrappers.rs:187:21
[INFO] [stderr]     |
[INFO] [stderr] 187 |                 let mut new_machine = N::default();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "09be99801a2cced3d39f03b7f870ebe6647fe1d1646f3d1024b0e515ffed829a"`
[INFO] running `"docker" "rm" "-f" "09be99801a2cced3d39f03b7f870ebe6647fe1d1646f3d1024b0e515ffed829a"`
[INFO] [stdout] 09be99801a2cced3d39f03b7f870ebe6647fe1d1646f3d1024b0e515ffed829a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stackbt_behavior_tree/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] e00cec94daf6344023eb40e3b120ea8c0581cba35738de6eff52a656603d3d58
[INFO] running `"docker" "start" "-a" "e00cec94daf6344023eb40e3b120ea8c0581cba35738de6eff52a656603d3d58"`
[INFO] [stderr]    Compiling stackbt_behavior_tree v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `GuardedNode`, `NodeGuard`
[INFO] [stderr]    --> src/node_compositions.rs:157:28
[INFO] [stderr]     |
[INFO] [stderr] 157 |     use control_wrappers::{NodeGuard, GuardedNode};
[INFO] [stderr]     |                            ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `node_runner::NodeRunner`
[INFO] [stderr]    --> src/node_compositions.rs:158:9
[INFO] [stderr]     |
[INFO] [stderr] 158 |     use node_runner::NodeRunner;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]    --> src/node_compositions.rs:159:9
[INFO] [stderr]     |
[INFO] [stderr] 159 |     use std::marker::PhantomData;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `par_node_4`
[INFO] [stderr]    --> src/parallel_node.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |         let par_node_4 = match par_node_3.step(&-3) {
[INFO] [stderr]     |             ^^^^^^^^^^ help: consider prefixing with an underscore: `_par_node_4`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]    --> src/node_compositions.rs:502:23
[INFO] [stderr]     |
[INFO] [stderr] 502 |         fn step(self, input: &()) -> (Self::Action, Self) {
[INFO] [stderr]     |                       ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]    --> src/node_compositions.rs:526:23
[INFO] [stderr]     |
[INFO] [stderr] 526 |         fn step(self, input: &()) -> (Self::Action, Self) {
[INFO] [stderr]     |                       ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/control_wrappers.rs:187:21
[INFO] [stderr]     |
[INFO] [stderr] 187 |                 let mut new_machine = N::default();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "e00cec94daf6344023eb40e3b120ea8c0581cba35738de6eff52a656603d3d58"`
[INFO] running `"docker" "rm" "-f" "e00cec94daf6344023eb40e3b120ea8c0581cba35738de6eff52a656603d3d58"`
[INFO] [stdout] e00cec94daf6344023eb40e3b120ea8c0581cba35738de6eff52a656603d3d58
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stackbt_behavior_tree/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] ceb0b4d988b830ce0d82a73ec82ae19711180d6c22d25e0ee6700614dbd0486d
[INFO] running `"docker" "start" "-a" "ceb0b4d988b830ce0d82a73ec82ae19711180d6c22d25e0ee6700614dbd0486d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/stackbt_behavior_tree-9562cf3c4a233881
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test control_wrappers::tests::guarded_node_test ... ok
[INFO] [stdout] test base_nodes::tests::pred_wait_test ... ok
[INFO] [stdout] test control_wrappers::tests::post_reset_test ... ok
[INFO] [stdout] test control_wrappers::tests::step_control_test ... ok
[INFO] [stdout] test base_nodes::tests::leaf_test ... ok
[INFO] [stdout] test map_wrappers::tests::output_map_test ... ok
[INFO] [stdout] test map_wrappers::tests::lazy_constructor_test ... ok
[INFO] [stdout] test map_wrappers::tests::input_map_test ... ok
[INFO] [stdout] test map_wrappers::tests::custom_constructor_test ... ok
[INFO] [stdout] test node_compositions::tests::parallel_runner_test ... ok
[INFO] [stdout] test node_compositions::tests::serial_runner_test ... ok
[INFO] [stdout] test node_compositions::tests::parallel_racer_test ... ok
[INFO] [stdout] test base_nodes::tests::evaluation_test ... ok
[INFO] [stdout] test node_compositions::tests::serial_selector_test ... ok
[INFO] [stdout] test parallel_node::tests::parallel_node_test ... ok
[INFO] [stdout] test serial_node::tests::serial_switcharound_test ... ok
[INFO] [stdout] test node_runner::tests::runner_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stackbt_behavior_tree
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ceb0b4d988b830ce0d82a73ec82ae19711180d6c22d25e0ee6700614dbd0486d"`
[INFO] running `"docker" "rm" "-f" "ceb0b4d988b830ce0d82a73ec82ae19711180d6c22d25e0ee6700614dbd0486d"`
[INFO] [stdout] ceb0b4d988b830ce0d82a73ec82ae19711180d6c22d25e0ee6700614dbd0486d