./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-queue-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-queue-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash af4a0e4f738e916feae01fb2c2f056f4ba7834b8a7b8d69765614c5417c16c63 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:27:14,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:27:14,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:27:14,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:27:14,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:27:14,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:27:14,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:27:14,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:27:14,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:27:14,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:27:14,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:27:14,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:27:14,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:27:14,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:27:14,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:27:14,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:27:14,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:27:14,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:27:14,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:27:14,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:27:14,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:27:14,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:27:14,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:27:14,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:27:14,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:27:14,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:27:14,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:27:14,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:27:14,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:27:14,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:27:14,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:27:14,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:27:14,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:27:14,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:27:14,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:27:14,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:27:14,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:27:14,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:27:14,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:27:14,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:27:14,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:27:14,427 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2022-11-20 17:27:14,448 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:27:14,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:27:14,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:27:14,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:27:14,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:27:14,451 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:27:14,452 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:27:14,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:27:14,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:27:14,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:27:14,453 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:27:14,453 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:27:14,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:27:14,454 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:27:14,454 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:27:14,455 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:27:14,455 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:27:14,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:27:14,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:27:14,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:27:14,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:27:14,456 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:27:14,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:27:14,457 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af4a0e4f738e916feae01fb2c2f056f4ba7834b8a7b8d69765614c5417c16c63 [2022-11-20 17:27:14,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:27:14,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:27:14,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:27:14,796 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:27:14,796 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:27:14,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/forester-heap/sll-queue-2.i [2022-11-20 17:27:17,908 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:27:18,175 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:27:18,176 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i [2022-11-20 17:27:18,187 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/data/2f18cf2b9/43c830d757c04db99f7232caa16f3ffa/FLAG8980d0054 [2022-11-20 17:27:18,209 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/data/2f18cf2b9/43c830d757c04db99f7232caa16f3ffa [2022-11-20 17:27:18,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:27:18,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:27:18,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:27:18,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:27:18,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:27:18,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aaee087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18, skipping insertion in model container [2022-11-20 17:27:18,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:27:18,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:27:18,595 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22387,22400] [2022-11-20 17:27:18,600 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22458,22471] [2022-11-20 17:27:18,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22532,22545] [2022-11-20 17:27:18,603 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22624,22637] [2022-11-20 17:27:18,605 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22701,22714] [2022-11-20 17:27:18,607 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22796,22809] [2022-11-20 17:27:18,608 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22873,22886] [2022-11-20 17:27:18,609 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22956,22969] [2022-11-20 17:27:18,612 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23051,23064] [2022-11-20 17:27:18,614 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23128,23141] [2022-11-20 17:27:18,616 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23211,23224] [2022-11-20 17:27:18,617 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23300,23313] [2022-11-20 17:27:18,621 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23386,23399] [2022-11-20 17:27:18,624 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23532,23545] [2022-11-20 17:27:18,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:27:18,645 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:27:18,688 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22387,22400] [2022-11-20 17:27:18,689 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22458,22471] [2022-11-20 17:27:18,690 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22532,22545] [2022-11-20 17:27:18,690 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22624,22637] [2022-11-20 17:27:18,696 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22701,22714] [2022-11-20 17:27:18,697 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22796,22809] [2022-11-20 17:27:18,699 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22873,22886] [2022-11-20 17:27:18,702 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[22956,22969] [2022-11-20 17:27:18,704 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23051,23064] [2022-11-20 17:27:18,707 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23128,23141] [2022-11-20 17:27:18,708 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23211,23224] [2022-11-20 17:27:18,709 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23300,23313] [2022-11-20 17:27:18,710 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23386,23399] [2022-11-20 17:27:18,711 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/sv-benchmarks/c/forester-heap/sll-queue-2.i[23532,23545] [2022-11-20 17:27:18,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:27:18,751 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:27:18,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18 WrapperNode [2022-11-20 17:27:18,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:27:18,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:27:18,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:27:18,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:27:18,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,819 INFO L138 Inliner]: procedures = 119, calls = 35, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 222 [2022-11-20 17:27:18,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:27:18,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:27:18,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:27:18,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:27:18,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,852 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:27:18,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:27:18,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:27:18,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:27:18,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:18" (1/1) ... [2022-11-20 17:27:18,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:27:18,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:27:18,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:27:18,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24873fd-04b8-45c1-9565-239d1a324088/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:27:18,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:27:18,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:27:18,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:27:18,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:27:18,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:27:18,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:27:18,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:27:18,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:27:18,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:27:18,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:27:19,049 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:27:19,052 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:27:19,637 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:27:19,681 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:27:19,681 INFO L300 CfgBuilder]: Removed 31 assume(true) statements. [2022-11-20 17:27:19,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:27:19 BoogieIcfgContainer [2022-11-20 17:27:19,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:27:19,685 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:27:19,686 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:27:19,696 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:27:19,696 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:27:19" (1/1) ... [2022-11-20 17:27:19,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:27:19,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:19,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 157 states and 210 transitions. [2022-11-20 17:27:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 210 transitions. [2022-11-20 17:27:19,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 17:27:19,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:19,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:19,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:20,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:20,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 156 states and 209 transitions. [2022-11-20 17:27:20,018 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 209 transitions. [2022-11-20 17:27:20,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 17:27:20,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:20,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:20,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:20,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:20,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2022-11-20 17:27:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2022-11-20 17:27:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:27:20,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:20,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:20,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:20,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:20,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 154 states and 207 transitions. [2022-11-20 17:27:20,288 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 207 transitions. [2022-11-20 17:27:20,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:27:20,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:20,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:20,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:20,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 153 states and 206 transitions. [2022-11-20 17:27:20,603 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 206 transitions. [2022-11-20 17:27:20,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:27:20,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:20,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:20,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:20,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:20,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 153 states and 201 transitions. [2022-11-20 17:27:20,678 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 201 transitions. [2022-11-20 17:27:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:27:20,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:20,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:20,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:20,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:20,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 156 states and 207 transitions. [2022-11-20 17:27:20,978 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 207 transitions. [2022-11-20 17:27:20,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:27:20,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:20,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:21,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:21,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:21,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2022-11-20 17:27:21,398 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2022-11-20 17:27:21,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:27:21,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:21,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:21,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:21,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:21,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 162 states and 220 transitions. [2022-11-20 17:27:21,746 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 220 transitions. [2022-11-20 17:27:21,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:27:21,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:21,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:21,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:21,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:21,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 161 states and 219 transitions. [2022-11-20 17:27:21,803 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 219 transitions. [2022-11-20 17:27:21,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:27:21,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:21,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:21,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:21,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:22,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:22,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 162 states and 221 transitions. [2022-11-20 17:27:22,215 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 221 transitions. [2022-11-20 17:27:22,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:27:22,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:22,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:22,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:22,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:22,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 164 states and 225 transitions. [2022-11-20 17:27:22,796 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 225 transitions. [2022-11-20 17:27:22,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:27:22,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:22,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:23,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:23,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:23,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 166 states and 229 transitions. [2022-11-20 17:27:23,913 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 229 transitions. [2022-11-20 17:27:23,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:27:23,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:23,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:23,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:23,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:23,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 166 states and 225 transitions. [2022-11-20 17:27:23,938 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 225 transitions. [2022-11-20 17:27:23,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:27:23,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:23,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:24,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:24,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:24,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 171 states and 234 transitions. [2022-11-20 17:27:24,470 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 234 transitions. [2022-11-20 17:27:24,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:27:24,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:24,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:24,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:24,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 170 states and 233 transitions. [2022-11-20 17:27:24,530 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 233 transitions. [2022-11-20 17:27:24,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:27:24,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:24,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:24,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:24,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:24,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 172 states and 236 transitions. [2022-11-20 17:27:24,744 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 236 transitions. [2022-11-20 17:27:24,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:27:24,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:24,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:24,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:25,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:25,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 180 states and 253 transitions. [2022-11-20 17:27:25,396 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 253 transitions. [2022-11-20 17:27:25,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:27:25,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:25,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:25,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:26,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:26,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 188 states and 271 transitions. [2022-11-20 17:27:26,538 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 271 transitions. [2022-11-20 17:27:26,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:27:26,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:26,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:26,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:26,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:26,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 188 states and 267 transitions. [2022-11-20 17:27:26,563 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2022-11-20 17:27:26,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:27:26,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:26,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:26,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:26,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:26,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 189 states and 268 transitions. [2022-11-20 17:27:26,704 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 268 transitions. [2022-11-20 17:27:26,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:27:26,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:26,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:26,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:27,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:27,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 193 states and 275 transitions. [2022-11-20 17:27:27,577 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 275 transitions. [2022-11-20 17:27:27,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:27:27,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:27,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:27,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:27,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:27,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 193 states and 271 transitions. [2022-11-20 17:27:27,599 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 271 transitions. [2022-11-20 17:27:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:27:27,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:27,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:27,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:27,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:27,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 194 states and 272 transitions. [2022-11-20 17:27:27,636 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 272 transitions. [2022-11-20 17:27:27,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:27:27,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:27,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:27,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:28,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:28,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 200 states and 282 transitions. [2022-11-20 17:27:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 282 transitions. [2022-11-20 17:27:28,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:27:28,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:28,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:28,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:28,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:28,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 200 states and 281 transitions. [2022-11-20 17:27:28,870 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 281 transitions. [2022-11-20 17:27:28,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:27:28,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:28,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:29,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:31,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:31,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 207 states and 293 transitions. [2022-11-20 17:27:31,091 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 293 transitions. [2022-11-20 17:27:31,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:27:31,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:31,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:31,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:31,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:31,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 211 states and 301 transitions. [2022-11-20 17:27:31,166 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 301 transitions. [2022-11-20 17:27:31,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:27:31,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:31,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:31,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:31,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:31,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 215 states and 309 transitions. [2022-11-20 17:27:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 309 transitions. [2022-11-20 17:27:31,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:27:31,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:31,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:31,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:31,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:31,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 221 states and 321 transitions. [2022-11-20 17:27:31,828 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 321 transitions. [2022-11-20 17:27:31,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:27:31,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:31,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:31,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:31,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 221 states and 319 transitions. [2022-11-20 17:27:31,860 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 319 transitions. [2022-11-20 17:27:31,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:27:31,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:31,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:32,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:32,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 222 states and 320 transitions. [2022-11-20 17:27:32,247 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 320 transitions. [2022-11-20 17:27:32,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:27:32,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:32,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:32,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:35,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:35,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 232 states and 339 transitions. [2022-11-20 17:27:35,442 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 339 transitions. [2022-11-20 17:27:35,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:27:35,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:35,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:35,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:40,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 246 states and 365 transitions. [2022-11-20 17:27:40,973 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 365 transitions. [2022-11-20 17:27:40,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:27:40,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:40,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:41,140 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:41,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:41,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 250 states and 371 transitions. [2022-11-20 17:27:41,966 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 371 transitions. [2022-11-20 17:27:41,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:27:41,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:41,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:43,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 254 states and 379 transitions. [2022-11-20 17:27:43,688 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 379 transitions. [2022-11-20 17:27:43,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:27:43,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:43,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:43,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:44,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:44,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 257 states and 387 transitions. [2022-11-20 17:27:44,855 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 387 transitions. [2022-11-20 17:27:44,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:27:44,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:44,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:44,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:27:45,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:45,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 260 states and 389 transitions. [2022-11-20 17:27:45,102 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 389 transitions. [2022-11-20 17:27:45,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:45,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:45,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:45,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:53,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:53,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 277 states and 426 transitions. [2022-11-20 17:27:53,672 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 426 transitions. [2022-11-20 17:27:53,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:53,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:53,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:58,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:58,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 285 states and 443 transitions. [2022-11-20 17:27:58,675 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 443 transitions. [2022-11-20 17:27:58,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:58,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:58,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:58,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:59,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:59,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 286 states and 445 transitions. [2022-11-20 17:27:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 445 transitions. [2022-11-20 17:27:59,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:59,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:59,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:59,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:59,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 287 states and 447 transitions. [2022-11-20 17:27:59,886 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 447 transitions. [2022-11-20 17:27:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:59,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:59,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:59,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:00,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 288 states and 448 transitions. [2022-11-20 17:28:00,449 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 448 transitions. [2022-11-20 17:28:00,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:28:00,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:00,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:00,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:28:00,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:00,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 291 states and 454 transitions. [2022-11-20 17:28:00,723 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 454 transitions. [2022-11-20 17:28:00,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:00,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:00,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:01,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:07,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:07,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 310 states and 487 transitions. [2022-11-20 17:28:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 487 transitions. [2022-11-20 17:28:07,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:07,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:07,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:08,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:09,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:09,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 314 states and 492 transitions. [2022-11-20 17:28:09,508 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 492 transitions. [2022-11-20 17:28:09,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:09,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:09,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:10,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 331 states and 524 transitions. [2022-11-20 17:28:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 524 transitions. [2022-11-20 17:28:17,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:17,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:17,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:17,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:18,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:18,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 336 states and 531 transitions. [2022-11-20 17:28:18,596 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 531 transitions. [2022-11-20 17:28:18,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:18,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:18,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:18,645 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:28:18,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:18,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 335 states and 530 transitions. [2022-11-20 17:28:18,668 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 530 transitions. [2022-11-20 17:28:18,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:18,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:18,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:18,822 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:28:18,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:18,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 337 states and 536 transitions. [2022-11-20 17:28:18,853 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 536 transitions. [2022-11-20 17:28:18,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:28:18,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:18,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:18,883 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:21,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:21,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 342 states and 546 transitions. [2022-11-20 17:28:21,514 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 546 transitions. [2022-11-20 17:28:21,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:28:21,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:21,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:33,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 360 states and 578 transitions. [2022-11-20 17:28:33,033 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 578 transitions. [2022-11-20 17:28:33,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:28:33,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:33,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:33,078 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:28:35,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:35,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 366 states and 586 transitions. [2022-11-20 17:28:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 586 transitions. [2022-11-20 17:28:35,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:28:35,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:35,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:35,414 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:28:37,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:37,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 371 states and 592 transitions. [2022-11-20 17:28:37,951 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 592 transitions. [2022-11-20 17:28:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:28:37,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:37,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:38,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:28:38,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:38,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 373 states and 595 transitions. [2022-11-20 17:28:38,830 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 595 transitions. [2022-11-20 17:28:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:28:38,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:38,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:38,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:28:39,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:39,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 374 states and 596 transitions. [2022-11-20 17:28:39,995 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 596 transitions. [2022-11-20 17:28:39,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:28:39,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:39,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:40,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:43,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:43,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 376 states and 599 transitions. [2022-11-20 17:28:43,344 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 599 transitions. [2022-11-20 17:28:43,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:28:43,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:43,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:43,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:43,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 377 states and 605 transitions. [2022-11-20 17:28:43,539 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 605 transitions. [2022-11-20 17:28:43,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:28:43,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:43,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:43,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:28:45,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:45,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 380 states and 609 transitions. [2022-11-20 17:28:45,005 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 609 transitions. [2022-11-20 17:28:45,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:28:45,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:45,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:55,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 399 states and 647 transitions. [2022-11-20 17:28:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 647 transitions. [2022-11-20 17:28:55,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:28:55,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:55,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:57,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:12,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:12,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 424 states and 696 transitions. [2022-11-20 17:29:12,934 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 696 transitions. [2022-11-20 17:29:12,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:29:12,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:12,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:12,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:29:23,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:23,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 445 states and 730 transitions. [2022-11-20 17:29:23,584 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 730 transitions. [2022-11-20 17:29:23,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:29:23,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:23,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:23,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:29:26,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:26,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 447 states and 736 transitions. [2022-11-20 17:29:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 736 transitions. [2022-11-20 17:29:26,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:29:26,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:26,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:26,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:29:27,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:27,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 448 states and 737 transitions. [2022-11-20 17:29:27,112 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 737 transitions. [2022-11-20 17:29:27,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:29:27,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:27,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:27,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:31,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:31,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 453 states and 751 transitions. [2022-11-20 17:29:31,550 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 751 transitions. [2022-11-20 17:29:31,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:29:31,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:31,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:35,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:52,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:52,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 475 states and 792 transitions. [2022-11-20 17:29:52,761 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 792 transitions. [2022-11-20 17:29:52,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:29:52,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:52,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:53,074 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:29:55,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:55,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 480 states and 800 transitions. [2022-11-20 17:29:55,651 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 800 transitions. [2022-11-20 17:29:55,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:29:55,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:55,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:29:59,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:59,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 489 states and 813 transitions. [2022-11-20 17:29:59,518 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 813 transitions. [2022-11-20 17:29:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:29:59,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:59,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:30:01,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:01,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 494 states and 820 transitions. [2022-11-20 17:30:01,049 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 820 transitions. [2022-11-20 17:30:01,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:30:01,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:01,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:30:01,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:01,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 496 states and 826 transitions. [2022-11-20 17:30:01,593 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 826 transitions. [2022-11-20 17:30:01,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:30:01,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:01,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:01,627 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:30:02,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:02,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 497 states and 828 transitions. [2022-11-20 17:30:02,014 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 828 transitions. [2022-11-20 17:30:02,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:30:02,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:02,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:02,045 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:30:02,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:02,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 498 states and 830 transitions. [2022-11-20 17:30:02,930 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 830 transitions. [2022-11-20 17:30:02,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:30:02,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:02,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:30:03,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:03,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 499 states and 831 transitions. [2022-11-20 17:30:03,419 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 831 transitions. [2022-11-20 17:30:03,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:30:03,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:03,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:03,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:30:04,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:04,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 502 states and 835 transitions. [2022-11-20 17:30:04,440 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 835 transitions. [2022-11-20 17:30:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:30:04,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:04,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:06,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:09,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 505 states and 852 transitions. [2022-11-20 17:30:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 852 transitions. [2022-11-20 17:30:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:30:09,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:09,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:09,846 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:30:13,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:13,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 514 states and 865 transitions. [2022-11-20 17:30:13,421 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 865 transitions. [2022-11-20 17:30:13,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:30:13,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:13,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:13,454 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:30:15,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:15,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 520 states and 874 transitions. [2022-11-20 17:30:15,751 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 874 transitions. [2022-11-20 17:30:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:30:15,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:15,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:17,105 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:23,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 533 states and 891 transitions. [2022-11-20 17:30:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 891 transitions. [2022-11-20 17:30:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:30:23,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:23,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:23,436 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:30:23,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:23,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 531 states and 888 transitions. [2022-11-20 17:30:23,480 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 888 transitions. [2022-11-20 17:30:23,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:30:23,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:23,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:23,655 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:30:23,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:23,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 533 states and 900 transitions. [2022-11-20 17:30:23,723 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 900 transitions. [2022-11-20 17:30:23,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:30:23,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:23,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:25,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:47,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:47,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 557 states and 945 transitions. [2022-11-20 17:30:47,681 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 945 transitions. [2022-11-20 17:30:47,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:30:47,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:47,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:02,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:02,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 565 states and 966 transitions. [2022-11-20 17:31:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 966 transitions. [2022-11-20 17:31:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:31:02,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:02,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:03,058 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:31:16,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:16,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 575 states and 987 transitions. [2022-11-20 17:31:16,551 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 987 transitions. [2022-11-20 17:31:16,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:31:16,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:16,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:17,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:30,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:30,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 582 states and 1017 transitions. [2022-11-20 17:31:30,198 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1017 transitions. [2022-11-20 17:31:30,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:31:30,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:30,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:30,517 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:31:32,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:32,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 583 states and 1020 transitions. [2022-11-20 17:31:32,409 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1020 transitions. [2022-11-20 17:31:32,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:31:32,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:32,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:34,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 589 states and 1041 transitions. [2022-11-20 17:31:47,437 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1041 transitions. [2022-11-20 17:31:47,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:31:47,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:47,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:31:53,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:53,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 595 states and 1051 transitions. [2022-11-20 17:31:53,525 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1051 transitions. [2022-11-20 17:31:53,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:31:53,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:53,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:58,525 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:17,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:17,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 618 states and 1091 transitions. [2022-11-20 17:32:17,615 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1091 transitions. [2022-11-20 17:32:17,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:32:17,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:17,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-20 17:32:21,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:21,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 625 states and 1101 transitions. [2022-11-20 17:32:21,788 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1101 transitions. [2022-11-20 17:32:21,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:32:21,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:21,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:58,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:58,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 653 states and 1147 transitions. [2022-11-20 17:32:58,929 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1147 transitions. [2022-11-20 17:32:58,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:32:58,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:58,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:58,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:59,275 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:11,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:11,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 659 states and 1162 transitions. [2022-11-20 17:33:11,230 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1162 transitions. [2022-11-20 17:33:11,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:33:11,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:11,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:33:12,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:12,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 661 states and 1164 transitions. [2022-11-20 17:33:12,785 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1164 transitions. [2022-11-20 17:33:12,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:33:12,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:12,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:12,833 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:33:14,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:14,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 664 states and 1168 transitions. [2022-11-20 17:33:14,437 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1168 transitions. [2022-11-20 17:33:14,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:33:14,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:14,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:14,473 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:33:21,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:21,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 672 states and 1188 transitions. [2022-11-20 17:33:21,353 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1188 transitions. [2022-11-20 17:33:21,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:33:21,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:21,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:21,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:33:27,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:27,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 678 states and 1197 transitions. [2022-11-20 17:33:27,774 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1197 transitions. [2022-11-20 17:33:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:33:27,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:27,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:33:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 684 states and 1206 transitions. [2022-11-20 17:33:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1206 transitions. [2022-11-20 17:33:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:33:36,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:36,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:42,135 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:11,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:11,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 710 states and 1249 transitions. [2022-11-20 17:34:11,525 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1249 transitions. [2022-11-20 17:34:11,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:34:11,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:11,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:18,560 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:52,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:52,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 733 states and 1285 transitions. [2022-11-20 17:34:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1285 transitions. [2022-11-20 17:34:52,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:34:52,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:52,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:52,309 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:34:57,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:57,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 739 states and 1293 transitions. [2022-11-20 17:34:57,955 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1293 transitions. [2022-11-20 17:34:57,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:34:57,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:57,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:05,392 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:35:45,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 764 states and 1344 transitions. [2022-11-20 17:35:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1344 transitions. [2022-11-20 17:35:45,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:35:45,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:45,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:52,127 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:36:39,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:39,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 793 states and 1399 transitions. [2022-11-20 17:36:39,353 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1399 transitions. [2022-11-20 17:36:39,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:36:39,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:39,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:36:54,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:54,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 800 states and 1408 transitions. [2022-11-20 17:36:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1408 transitions. [2022-11-20 17:36:54,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:36:54,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:54,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:59,604 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:37:25,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:25,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 807 states and 1427 transitions. [2022-11-20 17:37:25,308 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1427 transitions. [2022-11-20 17:37:25,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:37:25,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:25,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:38,124 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:38:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 831 states and 1464 transitions. [2022-11-20 17:38:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1464 transitions. [2022-11-20 17:38:25,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:38:25,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:25,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:38:29,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:29,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 833 states and 1467 transitions. [2022-11-20 17:38:29,708 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1467 transitions. [2022-11-20 17:38:29,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:38:29,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:29,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:38:34,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 836 states and 1471 transitions. [2022-11-20 17:38:34,724 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1471 transitions. [2022-11-20 17:38:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:38:34,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:34,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:35,040 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:38:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 843 states and 1483 transitions. [2022-11-20 17:38:52,843 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1483 transitions. [2022-11-20 17:38:52,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:38:52,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:52,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:57,314 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:39:26,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:26,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 852 states and 1504 transitions. [2022-11-20 17:39:26,271 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1504 transitions. [2022-11-20 17:39:26,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:39:26,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:26,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:30,232 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:40:18,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:18,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 868 states and 1570 transitions. [2022-11-20 17:40:18,853 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1570 transitions. [2022-11-20 17:40:18,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:40:18,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:18,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:18,944 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.