[INFO] crate fisher_processor 0.1.0 is already in cache
[INFO] extracting crate fisher_processor 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/fisher_processor/0.1.0
[INFO] extracting crate fisher_processor 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fisher_processor/0.1.0
[INFO] validating manifest of fisher_processor-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fisher_processor-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fisher_processor-0.1.0
[INFO] finished frobbing fisher_processor-0.1.0
[INFO] frobbed toml for fisher_processor-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/fisher_processor/0.1.0/Cargo.toml
[INFO] started frobbing fisher_processor-0.1.0
[INFO] finished frobbing fisher_processor-0.1.0
[INFO] frobbed toml for fisher_processor-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fisher_processor/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fisher_processor-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/fisher_processor/0.1.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 6ada89c1d3740bfa9fda36bdaa1998e8897a67c07c026a0d626ced96beffc6ff
[INFO] running `"docker" "start" "-a" "6ada89c1d3740bfa9fda36bdaa1998e8897a67c07c026a0d626ced96beffc6ff"`
[INFO] [stderr]    Compiling fisher_common v0.2.0
[INFO] [stderr]    Compiling fisher_processor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:217:33
[INFO] [stderr]     |
[INFO] [stderr] 217 |                     if let Some(mut thread) = self.threads.get_mut(&thread_id) {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:224:33
[INFO] [stderr]     |
[INFO] [stderr] 224 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stderr]     |                                 ----^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:366:25
[INFO] [stderr]     |
[INFO] [stderr] 366 |             if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stderr]     |                         ----^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:383:33
[INFO] [stderr]     |
[INFO] [stderr] 383 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stderr]     |                                 ----^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `"docker" "inspect" "6ada89c1d3740bfa9fda36bdaa1998e8897a67c07c026a0d626ced96beffc6ff"`
[INFO] running `"docker" "rm" "-f" "6ada89c1d3740bfa9fda36bdaa1998e8897a67c07c026a0d626ced96beffc6ff"`
[INFO] [stdout] 6ada89c1d3740bfa9fda36bdaa1998e8897a67c07c026a0d626ced96beffc6ff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/fisher_processor/0.1.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 85e76fa9e195a4f0a688caaf5c54c5344e1c46b36a95e9855c2c514aa0297a51
[INFO] running `"docker" "start" "-a" "85e76fa9e195a4f0a688caaf5c54c5344e1c46b36a95e9855c2c514aa0297a51"`
[INFO] [stderr]    Compiling fisher_processor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:217:33
[INFO] [stderr]     |
[INFO] [stderr] 217 |                     if let Some(mut thread) = self.threads.get_mut(&thread_id) {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:224:33
[INFO] [stderr]     |
[INFO] [stderr] 224 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stderr]     |                                 ----^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:366:25
[INFO] [stderr]     |
[INFO] [stderr] 366 |             if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stderr]     |                         ----^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:383:33
[INFO] [stderr]     |
[INFO] [stderr] 383 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stderr]     |                                 ----^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.12s
[INFO] running `"docker" "inspect" "85e76fa9e195a4f0a688caaf5c54c5344e1c46b36a95e9855c2c514aa0297a51"`
[INFO] running `"docker" "rm" "-f" "85e76fa9e195a4f0a688caaf5c54c5344e1c46b36a95e9855c2c514aa0297a51"`
[INFO] [stdout] 85e76fa9e195a4f0a688caaf5c54c5344e1c46b36a95e9855c2c514aa0297a51
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/fisher_processor/0.1.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 4b6be080ac63d39bc4af22c132137e278f7b09f43594d037c9519df5d256672c
[INFO] running `"docker" "start" "-a" "4b6be080ac63d39bc4af22c132137e278f7b09f43594d037c9519df5d256672c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fisher_processor-3fd5dd6c8212e30b
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test scheduler::tests::test_processor_one_thread_correct_order_prioritized ... ok
[INFO] [stdout] test scheduler::tests::test_processor_starting ... ok
[INFO] [stdout] test scheduler::tests::test_health_details ... ok
[INFO] [stdout] test scheduler::tests::test_processor_multiple_threads ... ok
[INFO] [stdout] test scheduler::tests::test_cleanup_hooks ... ok
[INFO] [stdout] test scheduler::tests::test_processor_clean_stop ... ok
[INFO] [stdout] test scheduler::tests::test_non_parallel_processing ... ok
[INFO] [stdout] test scheduler::tests::test_processor_one_thread_correct_order ... ok
[INFO] [stdout] test timer::tests::test_timer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fisher_processor
[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" "4b6be080ac63d39bc4af22c132137e278f7b09f43594d037c9519df5d256672c"`
[INFO] running `"docker" "rm" "-f" "4b6be080ac63d39bc4af22c132137e278f7b09f43594d037c9519df5d256672c"`
[INFO] [stdout] 4b6be080ac63d39bc4af22c132137e278f7b09f43594d037c9519df5d256672c