./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label58.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label58.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d01c93de245456455f0527bcf882987e2bed2e3604b850da24f21647f0ce8431 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:50:05,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:50:05,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:50:05,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:50:05,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:50:05,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:50:05,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:50:05,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:50:05,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:50:05,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:50:05,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:50:05,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:50:05,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:50:05,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:50:05,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:50:05,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:50:05,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:50:05,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:50:05,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:50:05,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:50:05,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:50:05,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:50:05,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:50:05,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:50:05,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:50:05,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:50:05,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:50:05,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:50:05,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:50:05,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:50:05,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:50:05,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:50:05,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:50:05,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:50:05,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:50:05,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:50:05,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:50:05,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:50:05,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:50:05,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:50:05,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:50:05,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:50:05,620 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:50:05,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:50:05,622 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:50:05,622 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:50:05,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:50:05,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:50:05,625 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:50:05,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:50:05,625 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:50:05,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:50:05,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:50:05,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:50:05,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:50:05,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:50:05,628 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:50:05,629 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:50:05,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:50:05,629 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:50:05,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:50:05,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:50:05,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:50:05,630 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:50:05,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:50:05,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:50:05,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:50:05,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:50:05,632 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:50:05,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:50:05,632 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:50:05,634 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:50:05,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:50:05,635 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:50:05,635 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_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d01c93de245456455f0527bcf882987e2bed2e3604b850da24f21647f0ce8431 [2021-10-28 22:50:05,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:50:06,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:50:06,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:50:06,030 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:50:06,031 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:50:06,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/eca-rers2012/Problem15_label58.c [2021-10-28 22:50:06,123 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/data/49ccebb63/b50a5287138a462f90cc6ac2548eac54/FLAG3e5d53772 [2021-10-28 22:50:07,071 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:50:07,073 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/sv-benchmarks/c/eca-rers2012/Problem15_label58.c [2021-10-28 22:50:07,106 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/data/49ccebb63/b50a5287138a462f90cc6ac2548eac54/FLAG3e5d53772 [2021-10-28 22:50:07,171 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/data/49ccebb63/b50a5287138a462f90cc6ac2548eac54 [2021-10-28 22:50:07,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:50:07,177 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:50:07,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:50:07,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:50:07,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:50:07,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@200dcd6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07, skipping insertion in model container [2021-10-28 22:50:07,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:50:07,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:50:07,702 WARN L228 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_e8d72534-7d18-4766-88e1-aeb073cf9c63/sv-benchmarks/c/eca-rers2012/Problem15_label58.c[6184,6197] [2021-10-28 22:50:08,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:50:08,394 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:50:08,426 WARN L228 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_e8d72534-7d18-4766-88e1-aeb073cf9c63/sv-benchmarks/c/eca-rers2012/Problem15_label58.c[6184,6197] [2021-10-28 22:50:08,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:50:08,754 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:50:08,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08 WrapperNode [2021-10-28 22:50:08,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:50:08,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:50:08,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:50:08,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:50:08,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (1/1) ... [2021-10-28 22:50:08,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (1/1) ... [2021-10-28 22:50:09,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:50:09,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:50:09,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:50:09,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:50:09,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (1/1) ... [2021-10-28 22:50:09,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (1/1) ... [2021-10-28 22:50:09,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (1/1) ... [2021-10-28 22:50:09,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (1/1) ... [2021-10-28 22:50:09,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (1/1) ... [2021-10-28 22:50:09,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (1/1) ... [2021-10-28 22:50:09,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (1/1) ... [2021-10-28 22:50:09,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:50:09,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:50:09,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:50:09,517 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:50:09,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (1/1) ... [2021-10-28 22:50:09,529 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:50:09,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:50:09,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:50:09,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:50:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:50:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:50:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:50:09,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:50:14,047 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:50:14,048 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-28 22:50:14,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:14 BoogieIcfgContainer [2021-10-28 22:50:14,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:50:14,054 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:50:14,054 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:50:14,059 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:50:14,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:50:07" (1/3) ... [2021-10-28 22:50:14,060 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f141658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:50:14, skipping insertion in model container [2021-10-28 22:50:14,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:08" (2/3) ... [2021-10-28 22:50:14,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f141658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:50:14, skipping insertion in model container [2021-10-28 22:50:14,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:14" (3/3) ... [2021-10-28 22:50:14,063 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label58.c [2021-10-28 22:50:14,070 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:50:14,070 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 22:50:14,136 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:50:14,144 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 22:50:14,144 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 22:50:14,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:14,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-28 22:50:14,190 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:14,191 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:14,192 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:14,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:14,199 INFO L85 PathProgramCache]: Analyzing trace with hash 761214138, now seen corresponding path program 1 times [2021-10-28 22:50:14,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:14,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644117088] [2021-10-28 22:50:14,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:14,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:14,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:14,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:14,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644117088] [2021-10-28 22:50:14,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644117088] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:14,531 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:14,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:50:14,534 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607482018] [2021-10-28 22:50:14,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:14,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:14,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:14,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:14,562 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:18,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:18,037 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2021-10-28 22:50:18,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:18,041 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-10-28 22:50:18,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:18,064 INFO L225 Difference]: With dead ends: 1154 [2021-10-28 22:50:18,065 INFO L226 Difference]: Without dead ends: 665 [2021-10-28 22:50:18,071 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:18,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2021-10-28 22:50:18,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2021-10-28 22:50:18,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:18,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2021-10-28 22:50:18,232 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 50 [2021-10-28 22:50:18,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:18,233 INFO L470 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2021-10-28 22:50:18,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:18,234 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2021-10-28 22:50:18,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-28 22:50:18,251 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:18,252 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:18,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:50:18,253 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:18,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:18,259 INFO L85 PathProgramCache]: Analyzing trace with hash -424711115, now seen corresponding path program 1 times [2021-10-28 22:50:18,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:18,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059545965] [2021-10-28 22:50:18,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:18,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:18,567 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:18,567 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059545965] [2021-10-28 22:50:18,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059545965] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:18,568 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:18,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:50:18,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638793351] [2021-10-28 22:50:18,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:18,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:18,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:18,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:18,574 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 2 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:20,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:20,950 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2021-10-28 22:50:20,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:20,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 2 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2021-10-28 22:50:20,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:20,958 INFO L225 Difference]: With dead ends: 1624 [2021-10-28 22:50:20,959 INFO L226 Difference]: Without dead ends: 963 [2021-10-28 22:50:20,964 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:20,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2021-10-28 22:50:21,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2021-10-28 22:50:21,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:21,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2021-10-28 22:50:21,016 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 115 [2021-10-28 22:50:21,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:21,017 INFO L470 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2021-10-28 22:50:21,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 2 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:21,018 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2021-10-28 22:50:21,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-28 22:50:21,020 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:21,021 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:21,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 22:50:21,021 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:21,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:21,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1532636292, now seen corresponding path program 1 times [2021-10-28 22:50:21,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:21,023 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540302032] [2021-10-28 22:50:21,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:21,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:21,147 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:21,148 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:21,148 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540302032] [2021-10-28 22:50:21,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540302032] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:21,149 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:21,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:50:21,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615840070] [2021-10-28 22:50:21,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:21,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:21,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:21,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:21,152 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 2 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:23,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:23,926 INFO L93 Difference]: Finished difference Result 2229 states and 3186 transitions. [2021-10-28 22:50:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:23,927 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 2 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2021-10-28 22:50:23,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:23,939 INFO L225 Difference]: With dead ends: 2229 [2021-10-28 22:50:23,939 INFO L226 Difference]: Without dead ends: 1567 [2021-10-28 22:50:23,941 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:23,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1567 states. [2021-10-28 22:50:23,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1567 to 1266. [2021-10-28 22:50:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3043478260869565) internal successors, (1650), 1265 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:23,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2021-10-28 22:50:23,985 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 120 [2021-10-28 22:50:23,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:23,988 INFO L470 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2021-10-28 22:50:23,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 2 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:23,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2021-10-28 22:50:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-10-28 22:50:23,994 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:23,994 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:23,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 22:50:23,995 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:23,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:23,998 INFO L85 PathProgramCache]: Analyzing trace with hash -712067031, now seen corresponding path program 1 times [2021-10-28 22:50:23,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:24,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091098618] [2021-10-28 22:50:24,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:24,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:24,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:24,335 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091098618] [2021-10-28 22:50:24,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091098618] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:24,336 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:24,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:24,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254656901] [2021-10-28 22:50:24,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:50:24,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:24,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:50:24,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:50:24,339 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand has 4 states, 4 states have (on average 54.0) internal successors, (216), 3 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:30,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:30,258 INFO L93 Difference]: Finished difference Result 4668 states and 6169 transitions. [2021-10-28 22:50:30,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:50:30,259 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 54.0) internal successors, (216), 3 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 216 [2021-10-28 22:50:30,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:30,284 INFO L225 Difference]: With dead ends: 4668 [2021-10-28 22:50:30,285 INFO L226 Difference]: Without dead ends: 3404 [2021-10-28 22:50:30,288 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:50:30,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3404 states. [2021-10-28 22:50:30,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3404 to 3381. [2021-10-28 22:50:30,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2363905325443787) internal successors, (4179), 3380 states have internal predecessors, (4179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:30,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4179 transitions. [2021-10-28 22:50:30,408 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4179 transitions. Word has length 216 [2021-10-28 22:50:30,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:30,410 INFO L470 AbstractCegarLoop]: Abstraction has 3381 states and 4179 transitions. [2021-10-28 22:50:30,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.0) internal successors, (216), 3 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:30,411 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4179 transitions. [2021-10-28 22:50:30,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-10-28 22:50:30,417 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:30,418 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:30,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 22:50:30,418 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:30,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:30,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1627924641, now seen corresponding path program 1 times [2021-10-28 22:50:30,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:30,424 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265835443] [2021-10-28 22:50:30,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:30,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:30,637 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-10-28 22:50:30,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:30,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265835443] [2021-10-28 22:50:30,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265835443] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:30,638 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:30,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:50:30,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240474122] [2021-10-28 22:50:30,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:30,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:30,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:30,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:30,642 INFO L87 Difference]: Start difference. First operand 3381 states and 4179 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 2 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:32,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:32,938 INFO L93 Difference]: Finished difference Result 8563 states and 10751 transitions. [2021-10-28 22:50:32,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:32,948 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 2 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2021-10-28 22:50:32,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:32,985 INFO L225 Difference]: With dead ends: 8563 [2021-10-28 22:50:32,985 INFO L226 Difference]: Without dead ends: 5483 [2021-10-28 22:50:32,991 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:33,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2021-10-28 22:50:33,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2021-10-28 22:50:33,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1683403322987036) internal successors, (6399), 5477 states have internal predecessors, (6399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6399 transitions. [2021-10-28 22:50:33,153 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6399 transitions. Word has length 220 [2021-10-28 22:50:33,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:33,154 INFO L470 AbstractCegarLoop]: Abstraction has 5478 states and 6399 transitions. [2021-10-28 22:50:33,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 2 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:33,155 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6399 transitions. [2021-10-28 22:50:33,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2021-10-28 22:50:33,163 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:33,163 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:33,164 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 22:50:33,164 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:33,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:33,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1333320667, now seen corresponding path program 1 times [2021-10-28 22:50:33,165 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:33,166 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283330618] [2021-10-28 22:50:33,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:33,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:33,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:33,391 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-28 22:50:33,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:33,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283330618] [2021-10-28 22:50:33,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283330618] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:33,392 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:33,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:50:33,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64670123] [2021-10-28 22:50:33,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:33,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:33,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:33,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:33,401 INFO L87 Difference]: Start difference. First operand 5478 states and 6399 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:35,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:35,228 INFO L93 Difference]: Finished difference Result 10655 states and 12485 transitions. [2021-10-28 22:50:35,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:35,230 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 322 [2021-10-28 22:50:35,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:35,266 INFO L225 Difference]: With dead ends: 10655 [2021-10-28 22:50:35,266 INFO L226 Difference]: Without dead ends: 5478 [2021-10-28 22:50:35,274 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:35,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2021-10-28 22:50:35,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2021-10-28 22:50:35,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1672448420668249) internal successors, (6393), 5477 states have internal predecessors, (6393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:35,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6393 transitions. [2021-10-28 22:50:35,432 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6393 transitions. Word has length 322 [2021-10-28 22:50:35,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:35,433 INFO L470 AbstractCegarLoop]: Abstraction has 5478 states and 6393 transitions. [2021-10-28 22:50:35,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:35,434 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6393 transitions. [2021-10-28 22:50:35,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-10-28 22:50:35,442 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:35,443 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:35,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 22:50:35,443 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:35,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:35,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1986477066, now seen corresponding path program 1 times [2021-10-28 22:50:35,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:35,445 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389698370] [2021-10-28 22:50:35,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:35,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:35,638 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-10-28 22:50:35,639 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:35,639 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389698370] [2021-10-28 22:50:35,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389698370] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:35,639 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:35,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:35,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500800004] [2021-10-28 22:50:35,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:35,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:35,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:35,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:35,643 INFO L87 Difference]: Start difference. First operand 5478 states and 6393 transitions. Second operand has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:38,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:38,240 INFO L93 Difference]: Finished difference Result 11851 states and 14145 transitions. [2021-10-28 22:50:38,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:38,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 337 [2021-10-28 22:50:38,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:38,284 INFO L225 Difference]: With dead ends: 11851 [2021-10-28 22:50:38,285 INFO L226 Difference]: Without dead ends: 6674 [2021-10-28 22:50:38,293 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:38,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2021-10-28 22:50:38,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 4577. [2021-10-28 22:50:38,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4577 states, 4576 states have (on average 1.1840034965034965) internal successors, (5418), 4576 states have internal predecessors, (5418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:38,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4577 states to 4577 states and 5418 transitions. [2021-10-28 22:50:38,437 INFO L78 Accepts]: Start accepts. Automaton has 4577 states and 5418 transitions. Word has length 337 [2021-10-28 22:50:38,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:38,438 INFO L470 AbstractCegarLoop]: Abstraction has 4577 states and 5418 transitions. [2021-10-28 22:50:38,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:38,439 INFO L276 IsEmpty]: Start isEmpty. Operand 4577 states and 5418 transitions. [2021-10-28 22:50:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2021-10-28 22:50:38,450 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:38,450 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:38,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 22:50:38,451 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:38,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:38,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1398840567, now seen corresponding path program 1 times [2021-10-28 22:50:38,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:38,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100594469] [2021-10-28 22:50:38,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:38,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:38,701 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-28 22:50:38,701 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:38,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100594469] [2021-10-28 22:50:38,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100594469] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:38,702 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:38,703 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:38,703 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059311594] [2021-10-28 22:50:38,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:38,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:38,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:38,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:38,706 INFO L87 Difference]: Start difference. First operand 4577 states and 5418 transitions. Second operand has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:40,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:40,931 INFO L93 Difference]: Finished difference Result 10955 states and 13233 transitions. [2021-10-28 22:50:40,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:40,932 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 396 [2021-10-28 22:50:40,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:40,972 INFO L225 Difference]: With dead ends: 10955 [2021-10-28 22:50:40,973 INFO L226 Difference]: Without dead ends: 6679 [2021-10-28 22:50:40,979 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:40,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6679 states. [2021-10-28 22:50:41,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6679 to 6081. [2021-10-28 22:50:41,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6081 states, 6080 states have (on average 1.1572368421052632) internal successors, (7036), 6080 states have internal predecessors, (7036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:41,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6081 states to 6081 states and 7036 transitions. [2021-10-28 22:50:41,124 INFO L78 Accepts]: Start accepts. Automaton has 6081 states and 7036 transitions. Word has length 396 [2021-10-28 22:50:41,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:41,126 INFO L470 AbstractCegarLoop]: Abstraction has 6081 states and 7036 transitions. [2021-10-28 22:50:41,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:41,127 INFO L276 IsEmpty]: Start isEmpty. Operand 6081 states and 7036 transitions. [2021-10-28 22:50:41,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2021-10-28 22:50:41,138 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:41,139 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:41,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 22:50:41,139 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:41,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:41,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1165325621, now seen corresponding path program 1 times [2021-10-28 22:50:41,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:41,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601970479] [2021-10-28 22:50:41,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:41,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:41,454 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:41,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:41,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601970479] [2021-10-28 22:50:41,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601970479] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:41,455 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:41,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:41,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971354387] [2021-10-28 22:50:41,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:41,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:41,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:41,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:41,460 INFO L87 Difference]: Start difference. First operand 6081 states and 7036 transitions. Second operand has 3 states, 3 states have (on average 134.0) internal successors, (402), 3 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:43,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:43,924 INFO L93 Difference]: Finished difference Result 13965 states and 16476 transitions. [2021-10-28 22:50:43,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:43,930 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 134.0) internal successors, (402), 3 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 402 [2021-10-28 22:50:43,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:43,951 INFO L225 Difference]: With dead ends: 13965 [2021-10-28 22:50:43,952 INFO L226 Difference]: Without dead ends: 8185 [2021-10-28 22:50:43,959 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:43,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8185 states. [2021-10-28 22:50:44,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8185 to 7584. [2021-10-28 22:50:44,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7584 states, 7583 states have (on average 1.1422919688777529) internal successors, (8662), 7583 states have internal predecessors, (8662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:44,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7584 states to 7584 states and 8662 transitions. [2021-10-28 22:50:44,142 INFO L78 Accepts]: Start accepts. Automaton has 7584 states and 8662 transitions. Word has length 402 [2021-10-28 22:50:44,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:44,143 INFO L470 AbstractCegarLoop]: Abstraction has 7584 states and 8662 transitions. [2021-10-28 22:50:44,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.0) internal successors, (402), 3 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:44,145 INFO L276 IsEmpty]: Start isEmpty. Operand 7584 states and 8662 transitions. [2021-10-28 22:50:44,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-10-28 22:50:44,158 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:44,159 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:44,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 22:50:44,160 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:44,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:44,161 INFO L85 PathProgramCache]: Analyzing trace with hash -654482939, now seen corresponding path program 1 times [2021-10-28 22:50:44,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:44,163 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337779876] [2021-10-28 22:50:44,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:44,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:44,430 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-10-28 22:50:44,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:44,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337779876] [2021-10-28 22:50:44,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337779876] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:44,431 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:44,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:44,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817503454] [2021-10-28 22:50:44,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:44,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:44,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:44,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:44,434 INFO L87 Difference]: Start difference. First operand 7584 states and 8662 transitions. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:46,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:46,637 INFO L93 Difference]: Finished difference Result 16661 states and 19392 transitions. [2021-10-28 22:50:46,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:46,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 419 [2021-10-28 22:50:46,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:46,657 INFO L225 Difference]: With dead ends: 16661 [2021-10-28 22:50:46,657 INFO L226 Difference]: Without dead ends: 9378 [2021-10-28 22:50:46,665 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:46,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9378 states. [2021-10-28 22:50:46,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9378 to 9075. [2021-10-28 22:50:46,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9075 states, 9074 states have (on average 1.1318051575931232) internal successors, (10270), 9074 states have internal predecessors, (10270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:46,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9075 states to 9075 states and 10270 transitions. [2021-10-28 22:50:46,845 INFO L78 Accepts]: Start accepts. Automaton has 9075 states and 10270 transitions. Word has length 419 [2021-10-28 22:50:46,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:46,846 INFO L470 AbstractCegarLoop]: Abstraction has 9075 states and 10270 transitions. [2021-10-28 22:50:46,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:46,847 INFO L276 IsEmpty]: Start isEmpty. Operand 9075 states and 10270 transitions. [2021-10-28 22:50:46,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2021-10-28 22:50:46,858 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:46,859 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:46,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 22:50:46,859 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:46,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:46,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1325480253, now seen corresponding path program 1 times [2021-10-28 22:50:46,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:46,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326313198] [2021-10-28 22:50:46,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:46,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 505 proven. 39 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2021-10-28 22:50:47,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:47,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326313198] [2021-10-28 22:50:47,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326313198] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:50:47,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748496192] [2021-10-28 22:50:47,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:47,203 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:50:47,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:50:47,205 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 22:50:47,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 22:50:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:47,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 22:50:47,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:50:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2021-10-28 22:50:49,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748496192] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:49,298 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 22:50:49,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-10-28 22:50:49,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105986069] [2021-10-28 22:50:49,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:49,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:49,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:49,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:50:49,302 INFO L87 Difference]: Start difference. First operand 9075 states and 10270 transitions. Second operand has 3 states, 3 states have (on average 84.0) internal successors, (252), 3 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:52,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:52,161 INFO L93 Difference]: Finished difference Result 20240 states and 23189 transitions. [2021-10-28 22:50:52,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:52,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 84.0) internal successors, (252), 3 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 534 [2021-10-28 22:50:52,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:52,191 INFO L225 Difference]: With dead ends: 20240 [2021-10-28 22:50:52,191 INFO L226 Difference]: Without dead ends: 11466 [2021-10-28 22:50:52,203 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:50:52,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11466 states. [2021-10-28 22:50:52,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11466 to 11466. [2021-10-28 22:50:52,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11466 states, 11465 states have (on average 1.1365896205843873) internal successors, (13031), 11465 states have internal predecessors, (13031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:52,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11466 states to 11466 states and 13031 transitions. [2021-10-28 22:50:52,415 INFO L78 Accepts]: Start accepts. Automaton has 11466 states and 13031 transitions. Word has length 534 [2021-10-28 22:50:52,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:52,416 INFO L470 AbstractCegarLoop]: Abstraction has 11466 states and 13031 transitions. [2021-10-28 22:50:52,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.0) internal successors, (252), 3 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:52,417 INFO L276 IsEmpty]: Start isEmpty. Operand 11466 states and 13031 transitions. [2021-10-28 22:50:52,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2021-10-28 22:50:52,428 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:52,429 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:52,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 22:50:52,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:50:52,651 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:52,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:52,652 INFO L85 PathProgramCache]: Analyzing trace with hash 271255801, now seen corresponding path program 1 times [2021-10-28 22:50:52,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:52,652 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633695036] [2021-10-28 22:50:52,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:52,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:53,065 INFO L134 CoverageAnalysis]: Checked inductivity of 727 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2021-10-28 22:50:53,066 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:53,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633695036] [2021-10-28 22:50:53,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633695036] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:53,067 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:53,067 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:53,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344722909] [2021-10-28 22:50:53,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:53,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:53,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:53,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:53,071 INFO L87 Difference]: Start difference. First operand 11466 states and 13031 transitions. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:55,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:55,768 INFO L93 Difference]: Finished difference Result 27130 states and 31138 transitions. [2021-10-28 22:50:55,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:55,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 538 [2021-10-28 22:50:55,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:55,802 INFO L225 Difference]: With dead ends: 27130 [2021-10-28 22:50:55,803 INFO L226 Difference]: Without dead ends: 15965 [2021-10-28 22:50:55,819 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:55,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15965 states. [2021-10-28 22:50:56,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15965 to 15655. [2021-10-28 22:50:56,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15655 states, 15654 states have (on average 1.128146160725693) internal successors, (17660), 15654 states have internal predecessors, (17660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:56,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15655 states to 15655 states and 17660 transitions. [2021-10-28 22:50:56,102 INFO L78 Accepts]: Start accepts. Automaton has 15655 states and 17660 transitions. Word has length 538 [2021-10-28 22:50:56,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:56,104 INFO L470 AbstractCegarLoop]: Abstraction has 15655 states and 17660 transitions. [2021-10-28 22:50:56,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:56,104 INFO L276 IsEmpty]: Start isEmpty. Operand 15655 states and 17660 transitions. [2021-10-28 22:50:56,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2021-10-28 22:50:56,121 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:56,123 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:56,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 22:50:56,124 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:56,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:56,125 INFO L85 PathProgramCache]: Analyzing trace with hash -276951373, now seen corresponding path program 1 times [2021-10-28 22:50:56,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:56,126 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872313210] [2021-10-28 22:50:56,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:56,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:56,533 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2021-10-28 22:50:56,533 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:56,534 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872313210] [2021-10-28 22:50:56,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872313210] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:56,534 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:56,534 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:56,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032586406] [2021-10-28 22:50:56,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:56,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:56,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:56,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:56,538 INFO L87 Difference]: Start difference. First operand 15655 states and 17660 transitions. Second operand has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:58,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:58,705 INFO L93 Difference]: Finished difference Result 32504 states and 36593 transitions. [2021-10-28 22:50:58,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:58,706 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 592 [2021-10-28 22:50:58,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:58,730 INFO L225 Difference]: With dead ends: 32504 [2021-10-28 22:50:58,730 INFO L226 Difference]: Without dead ends: 15655 [2021-10-28 22:50:58,746 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:58,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15655 states. [2021-10-28 22:50:58,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15655 to 15655. [2021-10-28 22:50:59,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15655 states, 15654 states have (on average 1.1262297176440526) internal successors, (17630), 15654 states have internal predecessors, (17630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:59,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15655 states to 15655 states and 17630 transitions. [2021-10-28 22:50:59,033 INFO L78 Accepts]: Start accepts. Automaton has 15655 states and 17630 transitions. Word has length 592 [2021-10-28 22:50:59,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:59,034 INFO L470 AbstractCegarLoop]: Abstraction has 15655 states and 17630 transitions. [2021-10-28 22:50:59,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 15655 states and 17630 transitions. [2021-10-28 22:50:59,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2021-10-28 22:50:59,110 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:59,111 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:59,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 22:50:59,111 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:59,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:59,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1316822850, now seen corresponding path program 1 times [2021-10-28 22:50:59,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:59,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461123097] [2021-10-28 22:50:59,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:59,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1074 backedges. 662 proven. 39 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2021-10-28 22:50:59,457 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:59,458 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461123097] [2021-10-28 22:50:59,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461123097] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:50:59,458 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303036188] [2021-10-28 22:50:59,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:59,459 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:50:59,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:50:59,460 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 22:50:59,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 22:50:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:59,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 22:50:59,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:51:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1074 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2021-10-28 22:51:01,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1303036188] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:01,499 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 22:51:01,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-10-28 22:51:01,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817682346] [2021-10-28 22:51:01,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:51:01,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:01,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:51:01,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:51:01,503 INFO L87 Difference]: Start difference. First operand 15655 states and 17630 transitions. Second operand has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:03,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:03,886 INFO L93 Difference]: Finished difference Result 30706 states and 34619 transitions. [2021-10-28 22:51:03,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:51:03,889 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 613 [2021-10-28 22:51:03,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:03,911 INFO L225 Difference]: With dead ends: 30706 [2021-10-28 22:51:03,911 INFO L226 Difference]: Without dead ends: 15352 [2021-10-28 22:51:03,920 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 612 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:51:03,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15352 states. [2021-10-28 22:51:04,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15352 to 15351. [2021-10-28 22:51:04,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15351 states, 15350 states have (on average 1.0778501628664494) internal successors, (16545), 15350 states have internal predecessors, (16545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:04,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15351 states to 15351 states and 16545 transitions. [2021-10-28 22:51:04,181 INFO L78 Accepts]: Start accepts. Automaton has 15351 states and 16545 transitions. Word has length 613 [2021-10-28 22:51:04,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:04,182 INFO L470 AbstractCegarLoop]: Abstraction has 15351 states and 16545 transitions. [2021-10-28 22:51:04,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:04,183 INFO L276 IsEmpty]: Start isEmpty. Operand 15351 states and 16545 transitions. [2021-10-28 22:51:04,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2021-10-28 22:51:04,196 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:04,198 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:04,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-10-28 22:51:04,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-10-28 22:51:04,427 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:04,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:04,428 INFO L85 PathProgramCache]: Analyzing trace with hash -308044316, now seen corresponding path program 1 times [2021-10-28 22:51:04,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:04,428 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131428308] [2021-10-28 22:51:04,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:04,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:04,766 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 589 proven. 39 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2021-10-28 22:51:04,767 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:04,767 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131428308] [2021-10-28 22:51:04,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131428308] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:51:04,768 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1354708310] [2021-10-28 22:51:04,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:04,768 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:51:04,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:51:04,771 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 22:51:04,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-28 22:51:05,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:05,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 773 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 22:51:05,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:51:08,522 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 589 proven. 39 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2021-10-28 22:51:08,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1354708310] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:51:08,523 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 22:51:08,524 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-28 22:51:08,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338323505] [2021-10-28 22:51:08,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 22:51:08,526 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:08,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 22:51:08,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:51:08,528 INFO L87 Difference]: Start difference. First operand 15351 states and 16545 transitions. Second operand has 7 states, 7 states have (on average 90.42857142857143) internal successors, (633), 6 states have internal predecessors, (633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:15,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:15,364 INFO L93 Difference]: Finished difference Result 37678 states and 40572 transitions. [2021-10-28 22:51:15,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 22:51:15,365 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 90.42857142857143) internal successors, (633), 6 states have internal predecessors, (633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 614 [2021-10-28 22:51:15,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:15,382 INFO L225 Difference]: With dead ends: 37678 [2021-10-28 22:51:15,382 INFO L226 Difference]: Without dead ends: 16843 [2021-10-28 22:51:15,392 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 621 GetRequests, 612 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-10-28 22:51:15,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16843 states. [2021-10-28 22:51:15,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16843 to 12656. [2021-10-28 22:51:15,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12656 states, 12655 states have (on average 1.0444883445278546) internal successors, (13218), 12655 states have internal predecessors, (13218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:15,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12656 states to 12656 states and 13218 transitions. [2021-10-28 22:51:15,623 INFO L78 Accepts]: Start accepts. Automaton has 12656 states and 13218 transitions. Word has length 614 [2021-10-28 22:51:15,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:15,624 INFO L470 AbstractCegarLoop]: Abstraction has 12656 states and 13218 transitions. [2021-10-28 22:51:15,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 90.42857142857143) internal successors, (633), 6 states have internal predecessors, (633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:15,624 INFO L276 IsEmpty]: Start isEmpty. Operand 12656 states and 13218 transitions. [2021-10-28 22:51:15,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2021-10-28 22:51:15,636 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:15,637 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:15,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-28 22:51:15,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-28 22:51:15,851 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:15,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:15,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1204547270, now seen corresponding path program 1 times [2021-10-28 22:51:15,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:15,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681482979] [2021-10-28 22:51:15,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:15,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:16,250 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 468 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-10-28 22:51:16,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:16,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681482979] [2021-10-28 22:51:16,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681482979] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:16,251 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:51:16,252 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:51:16,252 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345593552] [2021-10-28 22:51:16,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:51:16,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:16,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:51:16,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:51:16,255 INFO L87 Difference]: Start difference. First operand 12656 states and 13218 transitions. Second operand has 3 states, 3 states have (on average 180.33333333333334) internal successors, (541), 3 states have internal predecessors, (541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:17,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:17,940 INFO L93 Difference]: Finished difference Result 28900 states and 30202 transitions. [2021-10-28 22:51:17,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:51:17,942 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 180.33333333333334) internal successors, (541), 3 states have internal predecessors, (541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 646 [2021-10-28 22:51:17,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:17,960 INFO L225 Difference]: With dead ends: 28900 [2021-10-28 22:51:17,961 INFO L226 Difference]: Without dead ends: 15947 [2021-10-28 22:51:17,971 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:51:17,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15947 states. [2021-10-28 22:51:18,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15947 to 15648. [2021-10-28 22:51:18,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15648 states, 15647 states have (on average 1.0391129289959737) internal successors, (16259), 15647 states have internal predecessors, (16259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:18,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15648 states to 15648 states and 16259 transitions. [2021-10-28 22:51:18,226 INFO L78 Accepts]: Start accepts. Automaton has 15648 states and 16259 transitions. Word has length 646 [2021-10-28 22:51:18,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:18,227 INFO L470 AbstractCegarLoop]: Abstraction has 15648 states and 16259 transitions. [2021-10-28 22:51:18,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 180.33333333333334) internal successors, (541), 3 states have internal predecessors, (541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:18,227 INFO L276 IsEmpty]: Start isEmpty. Operand 15648 states and 16259 transitions. [2021-10-28 22:51:18,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2021-10-28 22:51:18,244 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:18,248 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:18,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 22:51:18,249 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:18,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:18,250 INFO L85 PathProgramCache]: Analyzing trace with hash -3643755, now seen corresponding path program 1 times [2021-10-28 22:51:18,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:18,251 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399776571] [2021-10-28 22:51:18,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:18,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:18,673 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 576 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2021-10-28 22:51:18,673 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:18,673 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399776571] [2021-10-28 22:51:18,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399776571] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:18,674 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:51:18,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:51:18,675 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159500019] [2021-10-28 22:51:18,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:51:18,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:18,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:51:18,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:51:18,678 INFO L87 Difference]: Start difference. First operand 15648 states and 16259 transitions. Second operand has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:20,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:20,309 INFO L93 Difference]: Finished difference Result 33683 states and 35021 transitions. [2021-10-28 22:51:20,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:51:20,309 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 710 [2021-10-28 22:51:20,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:20,333 INFO L225 Difference]: With dead ends: 33683 [2021-10-28 22:51:20,333 INFO L226 Difference]: Without dead ends: 17738 [2021-10-28 22:51:20,344 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:51:20,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17738 states. [2021-10-28 22:51:20,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17738 to 14739. [2021-10-28 22:51:20,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14739 states, 14738 states have (on average 1.0390147916949382) internal successors, (15313), 14738 states have internal predecessors, (15313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:20,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14739 states to 14739 states and 15313 transitions. [2021-10-28 22:51:20,567 INFO L78 Accepts]: Start accepts. Automaton has 14739 states and 15313 transitions. Word has length 710 [2021-10-28 22:51:20,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:20,568 INFO L470 AbstractCegarLoop]: Abstraction has 14739 states and 15313 transitions. [2021-10-28 22:51:20,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:20,569 INFO L276 IsEmpty]: Start isEmpty. Operand 14739 states and 15313 transitions. [2021-10-28 22:51:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 836 [2021-10-28 22:51:20,587 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:20,588 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:20,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-28 22:51:20,588 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:20,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:20,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1264778671, now seen corresponding path program 1 times [2021-10-28 22:51:20,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:20,590 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185941714] [2021-10-28 22:51:20,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:20,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:21,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1070 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2021-10-28 22:51:21,121 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:21,121 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185941714] [2021-10-28 22:51:21,121 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185941714] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:21,121 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:51:21,121 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:51:21,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601521556] [2021-10-28 22:51:21,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:51:21,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:21,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:51:21,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:51:21,125 INFO L87 Difference]: Start difference. First operand 14739 states and 15313 transitions. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:22,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:22,626 INFO L93 Difference]: Finished difference Result 33063 states and 34317 transitions. [2021-10-28 22:51:22,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:51:22,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 835 [2021-10-28 22:51:22,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:22,646 INFO L225 Difference]: With dead ends: 33063 [2021-10-28 22:51:22,647 INFO L226 Difference]: Without dead ends: 18326 [2021-10-28 22:51:22,656 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:51:22,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18326 states. [2021-10-28 22:51:22,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18326 to 17130. [2021-10-28 22:51:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17130 states, 17129 states have (on average 1.0355537392725787) internal successors, (17738), 17129 states have internal predecessors, (17738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:22,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17130 states to 17130 states and 17738 transitions. [2021-10-28 22:51:22,879 INFO L78 Accepts]: Start accepts. Automaton has 17130 states and 17738 transitions. Word has length 835 [2021-10-28 22:51:22,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:22,880 INFO L470 AbstractCegarLoop]: Abstraction has 17130 states and 17738 transitions. [2021-10-28 22:51:22,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:22,880 INFO L276 IsEmpty]: Start isEmpty. Operand 17130 states and 17738 transitions. [2021-10-28 22:51:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 857 [2021-10-28 22:51:22,895 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:22,896 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:22,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-28 22:51:22,897 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:22,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:22,897 INFO L85 PathProgramCache]: Analyzing trace with hash 396457613, now seen corresponding path program 1 times [2021-10-28 22:51:22,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:22,898 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925065064] [2021-10-28 22:51:22,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:22,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:23,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1086 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 895 trivial. 0 not checked. [2021-10-28 22:51:23,390 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:23,390 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925065064] [2021-10-28 22:51:23,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925065064] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:23,391 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:51:23,391 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:51:23,391 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305106482] [2021-10-28 22:51:23,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:51:23,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:23,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:51:23,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:51:23,396 INFO L87 Difference]: Start difference. First operand 17130 states and 17738 transitions. Second operand has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:25,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:25,166 INFO L93 Difference]: Finished difference Result 39057 states and 40473 transitions. [2021-10-28 22:51:25,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:51:25,167 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 856 [2021-10-28 22:51:25,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:25,188 INFO L225 Difference]: With dead ends: 39057 [2021-10-28 22:51:25,188 INFO L226 Difference]: Without dead ends: 21929 [2021-10-28 22:51:25,197 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:51:25,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21929 states. [2021-10-28 22:51:25,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21929 to 18330. [2021-10-28 22:51:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18330 states, 18329 states have (on average 1.0354629276010694) internal successors, (18979), 18329 states have internal predecessors, (18979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18330 states to 18330 states and 18979 transitions. [2021-10-28 22:51:25,427 INFO L78 Accepts]: Start accepts. Automaton has 18330 states and 18979 transitions. Word has length 856 [2021-10-28 22:51:25,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:25,428 INFO L470 AbstractCegarLoop]: Abstraction has 18330 states and 18979 transitions. [2021-10-28 22:51:25,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 18330 states and 18979 transitions. [2021-10-28 22:51:25,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 946 [2021-10-28 22:51:25,450 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:25,451 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:25,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-28 22:51:25,452 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:25,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:25,453 INFO L85 PathProgramCache]: Analyzing trace with hash -1444827067, now seen corresponding path program 1 times [2021-10-28 22:51:25,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:25,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504620661] [2021-10-28 22:51:25,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:25,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:26,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1345 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2021-10-28 22:51:26,001 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:26,002 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504620661] [2021-10-28 22:51:26,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504620661] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:26,002 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:51:26,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:51:26,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560495870] [2021-10-28 22:51:26,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:51:26,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:26,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:51:26,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:51:26,006 INFO L87 Difference]: Start difference. First operand 18330 states and 18979 transitions. Second operand has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:27,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:27,377 INFO L93 Difference]: Finished difference Result 30336 states and 31303 transitions. [2021-10-28 22:51:27,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:51:27,378 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 945 [2021-10-28 22:51:27,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:27,379 INFO L225 Difference]: With dead ends: 30336 [2021-10-28 22:51:27,379 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 22:51:27,385 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:51:27,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 22:51:27,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 22:51:27,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:27,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 22:51:27,386 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 945 [2021-10-28 22:51:27,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:27,386 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:51:27,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:27,387 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:51:27,387 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 22:51:27,389 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:51:27,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-28 22:51:27,392 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 22:51:27,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:27,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:27,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:27,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:30,050 INFO L857 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,050 INFO L857 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,066 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,067 INFO L857 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,067 INFO L857 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,067 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,068 INFO L857 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-10-28 22:51:30,068 INFO L857 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-10-28 22:51:30,068 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,068 INFO L857 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,068 INFO L857 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,069 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-10-28 22:51:30,069 INFO L857 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,069 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,069 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,069 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,070 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,070 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-10-28 22:51:30,070 INFO L857 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,070 INFO L857 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,070 INFO L857 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2021-10-28 22:51:30,071 INFO L857 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2021-10-28 22:51:30,071 INFO L857 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,071 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,071 INFO L857 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,071 INFO L857 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,071 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-10-28 22:51:30,072 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,072 INFO L857 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2021-10-28 22:51:30,072 INFO L857 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2021-10-28 22:51:30,072 INFO L857 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,072 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,073 INFO L857 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2021-10-28 22:51:30,073 INFO L857 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2021-10-28 22:51:30,073 INFO L857 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,073 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,073 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,074 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,074 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,074 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-28 22:51:30,074 INFO L857 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,074 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,075 INFO L857 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,075 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,075 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,075 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,075 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-10-28 22:51:30,075 INFO L857 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,076 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,079 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,079 INFO L857 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,079 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,079 INFO L857 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,080 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-10-28 22:51:30,080 INFO L857 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,080 INFO L857 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,080 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,080 INFO L857 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,081 INFO L857 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,081 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,081 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-10-28 22:51:30,081 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,081 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,082 INFO L857 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,082 INFO L857 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,082 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2021-10-28 22:51:30,082 INFO L857 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2021-10-28 22:51:30,083 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,085 INFO L857 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,085 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,085 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,085 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-10-28 22:51:30,086 INFO L857 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,086 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,086 INFO L857 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,086 INFO L857 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,086 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,087 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,087 INFO L857 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2021-10-28 22:51:30,087 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,087 INFO L857 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2021-10-28 22:51:30,087 INFO L857 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2021-10-28 22:51:30,087 INFO L857 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2021-10-28 22:51:30,088 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-10-28 22:51:30,088 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,088 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,088 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,088 INFO L857 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,089 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,089 INFO L857 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,089 INFO L857 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,089 INFO L857 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,089 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-10-28 22:51:30,090 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 22:51:30,090 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 167) no Hoare annotation was computed. [2021-10-28 22:51:30,090 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,090 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,090 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,091 INFO L857 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,091 INFO L857 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,091 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-10-28 22:51:30,091 INFO L857 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,091 INFO L857 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2021-10-28 22:51:30,092 INFO L857 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2021-10-28 22:51:30,092 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2021-10-28 22:51:30,092 INFO L857 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2021-10-28 22:51:30,092 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2021-10-28 22:51:30,092 INFO L857 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2021-10-28 22:51:30,092 INFO L857 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,093 INFO L857 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,093 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,093 INFO L857 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,093 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2021-10-28 22:51:30,093 INFO L857 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2021-10-28 22:51:30,094 INFO L857 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,094 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-10-28 22:51:30,094 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,094 INFO L857 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,094 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,095 INFO L857 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,095 INFO L857 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,095 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,095 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-10-28 22:51:30,096 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,096 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,097 INFO L857 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,097 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,097 INFO L857 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,097 INFO L857 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2021-10-28 22:51:30,097 INFO L857 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2021-10-28 22:51:30,098 INFO L857 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,098 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-10-28 22:51:30,098 INFO L857 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2021-10-28 22:51:30,098 INFO L857 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2021-10-28 22:51:30,098 INFO L857 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,099 INFO L857 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2021-10-28 22:51:30,099 INFO L857 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2021-10-28 22:51:30,099 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,099 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,099 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,099 INFO L857 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,100 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-10-28 22:51:30,100 INFO L857 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,100 INFO L857 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,100 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,100 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,101 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2021-10-28 22:51:30,101 INFO L857 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2021-10-28 22:51:30,101 INFO L857 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,102 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-28 22:51:30,102 INFO L857 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,102 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,102 INFO L857 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,103 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,103 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,103 INFO L857 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,103 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-10-28 22:51:30,103 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,103 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,104 INFO L857 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,104 INFO L857 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,104 INFO L857 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,104 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,104 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,105 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-28 22:51:30,105 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,105 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,105 INFO L857 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,105 INFO L857 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,105 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,106 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-10-28 22:51:30,106 INFO L857 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,106 INFO L857 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,106 INFO L857 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,106 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,107 INFO L857 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,107 INFO L857 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,107 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,107 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 22:51:30,107 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,108 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2021-10-28 22:51:30,108 INFO L857 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2021-10-28 22:51:30,108 INFO L857 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,108 INFO L857 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,108 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-10-28 22:51:30,108 INFO L857 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,109 INFO L857 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,109 INFO L857 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,109 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,109 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,109 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-10-28 22:51:30,110 INFO L857 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,110 INFO L857 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,110 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,110 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,110 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,111 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-10-28 22:51:30,111 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,111 INFO L857 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,111 INFO L857 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,111 INFO L857 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,112 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-10-28 22:51:30,112 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-28 22:51:30,113 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,113 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,113 INFO L857 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,113 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,113 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,113 INFO L857 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2021-10-28 22:51:30,113 INFO L857 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2021-10-28 22:51:30,113 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,113 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-10-28 22:51:30,114 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-28 22:51:30,114 INFO L857 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,114 INFO L857 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,114 INFO L857 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,114 INFO L857 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,114 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,115 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2021-10-28 22:51:30,115 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2021-10-28 22:51:30,115 INFO L857 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2021-10-28 22:51:30,115 INFO L857 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2021-10-28 22:51:30,115 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,115 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,115 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,115 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-10-28 22:51:30,116 INFO L857 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,117 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-10-28 22:51:30,117 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,117 INFO L857 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,117 INFO L857 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,117 INFO L857 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,117 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,117 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,117 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,118 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,118 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-10-28 22:51:30,118 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-10-28 22:51:30,118 INFO L857 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2021-10-28 22:51:30,118 INFO L857 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2021-10-28 22:51:30,119 INFO L857 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,119 INFO L857 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,119 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,119 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,120 INFO L853 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse14 (+ ~a0~0 61))) (let ((.cse5 (<= .cse14 0)) (.cse9 (< 0 (+ ~a4~0 86))) (.cse4 (= ~a2~0 1))) (let ((.cse11 (or (and .cse4 .cse5) (and .cse9 .cse4))) (.cse6 (<= (+ ~a0~0 99) 0)) (.cse12 (< 0 .cse14)) (.cse1 (<= ~a29~0 42)) (.cse3 (= ~a2~0 4)) (.cse10 (< 43 ~a29~0)) (.cse2 (= 3 ~a2~0)) (.cse13 (= 2 ~a2~0)) (.cse7 (<= (+ 98 ~a0~0) 0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse8 (<= 5 ~a2~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse5) (and .cse6 .cse3) (and .cse0 .cse7 .cse8) (and .cse9 .cse10 .cse7 .cse3) (and (< 0 (+ ~a0~0 147)) .cse7 .cse11) (and .cse10 .cse7 .cse4) (and (<= (+ ~a0~0 578258) 0) .cse10 .cse0) (and .cse12 .cse10 .cse0 .cse8) (and .cse1 .cse11) (and .cse10 .cse0 .cse2) (and .cse7 .cse2) (and .cse10 .cse6 .cse8) (and .cse13 .cse0) (and .cse9 .cse7 .cse8) (and .cse12 .cse0 .cse1 .cse8) (and .cse0 .cse4 (<= (+ ~a29~0 127) 0)) (and .cse0 .cse3 .cse5) (and .cse10 .cse13 .cse7) (and .cse0 .cse2 .cse5) (and .cse9 .cse13 .cse7) (and .cse0 .cse8 (<= ~a29~0 36)))))) [2021-10-28 22:51:30,120 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-10-28 22:51:30,120 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-10-28 22:51:30,120 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,120 INFO L857 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,121 INFO L857 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,121 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,121 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,121 INFO L857 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,121 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,122 INFO L857 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2021-10-28 22:51:30,122 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,122 INFO L857 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2021-10-28 22:51:30,122 INFO L860 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2021-10-28 22:51:30,122 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,123 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2021-10-28 22:51:30,123 INFO L857 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2021-10-28 22:51:30,123 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-10-28 22:51:30,123 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-10-28 22:51:30,123 INFO L857 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,123 INFO L857 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,123 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,123 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,124 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,125 INFO L857 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,125 INFO L853 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse14 (+ ~a0~0 61))) (let ((.cse5 (<= .cse14 0)) (.cse9 (< 0 (+ ~a4~0 86))) (.cse4 (= ~a2~0 1))) (let ((.cse11 (or (and .cse4 .cse5) (and .cse9 .cse4))) (.cse6 (<= (+ ~a0~0 99) 0)) (.cse12 (< 0 .cse14)) (.cse1 (<= ~a29~0 42)) (.cse3 (= ~a2~0 4)) (.cse10 (< 43 ~a29~0)) (.cse2 (= 3 ~a2~0)) (.cse13 (= 2 ~a2~0)) (.cse7 (<= (+ 98 ~a0~0) 0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse8 (<= 5 ~a2~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse5) (and .cse6 .cse3) (and .cse0 .cse7 .cse8) (and .cse9 .cse10 .cse7 .cse3) (and (< 0 (+ ~a0~0 147)) .cse7 .cse11) (and .cse10 .cse7 .cse4) (and (<= (+ ~a0~0 578258) 0) .cse10 .cse0) (and .cse12 .cse10 .cse0 .cse8) (and .cse1 .cse11) (and .cse10 .cse0 .cse2) (and .cse7 .cse2) (and .cse10 .cse6 .cse8) (and .cse13 .cse0) (and .cse9 .cse7 .cse8) (and .cse12 .cse0 .cse1 .cse8) (and .cse0 .cse4 (<= (+ ~a29~0 127) 0)) (and .cse0 .cse3 .cse5) (and .cse4 (<= (+ ~a29~0 401505) 0)) (and .cse10 .cse13 .cse7) (and .cse0 .cse2 .cse5) (and .cse9 .cse13 .cse7) (and .cse0 .cse8 (<= ~a29~0 36)))))) [2021-10-28 22:51:30,125 INFO L857 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,125 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-10-28 22:51:30,125 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-10-28 22:51:30,125 INFO L857 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,125 INFO L857 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,125 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,126 INFO L857 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,126 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,126 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,126 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-28 22:51:30,126 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-10-28 22:51:30,127 INFO L857 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,127 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,127 INFO L857 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2021-10-28 22:51:30,127 INFO L857 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,127 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,128 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,128 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,128 INFO L857 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,128 INFO L857 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,128 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-10-28 22:51:30,128 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-10-28 22:51:30,129 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,129 INFO L857 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,129 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,129 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,129 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,130 INFO L857 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,130 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-10-28 22:51:30,130 INFO L857 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,130 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-10-28 22:51:30,130 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,131 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,131 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,131 INFO L857 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,131 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,131 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,131 INFO L857 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,132 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-10-28 22:51:30,132 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-10-28 22:51:30,132 INFO L857 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,132 INFO L857 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,132 INFO L857 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,133 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,133 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,133 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,133 INFO L857 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,133 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-10-28 22:51:30,133 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-10-28 22:51:30,134 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,134 INFO L857 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,134 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,134 INFO L857 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,134 INFO L857 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,135 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,135 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,135 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2021-10-28 22:51:30,135 INFO L857 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2021-10-28 22:51:30,135 INFO L857 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,135 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-10-28 22:51:30,136 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-10-28 22:51:30,136 INFO L857 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,136 INFO L857 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,136 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,136 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,137 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,137 INFO L857 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,137 INFO L853 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse14 (+ ~a0~0 61))) (let ((.cse5 (<= .cse14 0)) (.cse9 (< 0 (+ ~a4~0 86))) (.cse4 (= ~a2~0 1))) (let ((.cse11 (or (and .cse4 .cse5) (and .cse9 .cse4))) (.cse6 (<= (+ ~a0~0 99) 0)) (.cse12 (< 0 .cse14)) (.cse1 (<= ~a29~0 42)) (.cse3 (= ~a2~0 4)) (.cse10 (< 43 ~a29~0)) (.cse2 (= 3 ~a2~0)) (.cse13 (= 2 ~a2~0)) (.cse7 (<= (+ 98 ~a0~0) 0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse8 (<= 5 ~a2~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse5) (and .cse6 .cse3) (and .cse0 .cse7 .cse8) (and .cse9 .cse10 .cse7 .cse3) (and (< 0 (+ ~a0~0 147)) .cse7 .cse11) (and .cse10 .cse7 .cse4) (and (<= (+ ~a0~0 578258) 0) .cse10 .cse0) (and .cse12 .cse10 .cse0 .cse8) (and .cse1 .cse11) (and .cse10 .cse0 .cse2) (and .cse7 .cse2) (and .cse10 .cse6 .cse8) (and .cse13 .cse0) (and .cse9 .cse7 .cse8) (and .cse12 .cse0 .cse1 .cse8) (and .cse0 .cse4 (<= (+ ~a29~0 127) 0)) (and .cse0 .cse3 .cse5) (and .cse4 (<= (+ ~a29~0 401505) 0)) (and .cse10 .cse13 .cse7) (and .cse0 .cse2 .cse5) (and .cse9 .cse13 .cse7) (and .cse0 .cse8 (<= ~a29~0 36)))))) [2021-10-28 22:51:30,137 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-28 22:51:30,138 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-10-28 22:51:30,138 INFO L857 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,138 INFO L857 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,138 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,138 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,139 INFO L857 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,139 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,139 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,139 INFO L857 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,139 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-10-28 22:51:30,139 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-10-28 22:51:30,140 INFO L857 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,140 INFO L857 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2021-10-28 22:51:30,140 INFO L857 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2021-10-28 22:51:30,140 INFO L857 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,140 INFO L857 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,141 INFO L857 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,141 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,141 INFO L857 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,141 INFO L857 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,141 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 22:51:30,141 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-10-28 22:51:30,142 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,142 INFO L857 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,142 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,142 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,142 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2021-10-28 22:51:30,143 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2021-10-28 22:51:30,143 INFO L857 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2021-10-28 22:51:30,143 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,143 INFO L857 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2021-10-28 22:51:30,143 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-10-28 22:51:30,144 INFO L857 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,144 INFO L857 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,144 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,144 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,144 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,144 INFO L857 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,145 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,145 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-10-28 22:51:30,145 INFO L857 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,145 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,145 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,146 INFO L857 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,146 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-10-28 22:51:30,146 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,146 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,146 INFO L857 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2021-10-28 22:51:30,146 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,147 INFO L857 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,147 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,147 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,147 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,147 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,148 INFO L857 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,148 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-10-28 22:51:30,148 INFO L857 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-10-28 22:51:30,148 INFO L857 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,148 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-10-28 22:51:30,149 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,149 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 22:51:30,149 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,149 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-10-28 22:51:30,149 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2021-10-28 22:51:30,153 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:30,155 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:51:30,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:51:30 BoogieIcfgContainer [2021-10-28 22:51:30,190 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:51:30,191 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:51:30,191 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:51:30,192 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:51:30,192 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:14" (3/4) ... [2021-10-28 22:51:30,196 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 22:51:30,256 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-28 22:51:30,260 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 22:51:30,264 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:51:30,269 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:51:30,600 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:51:30,600 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:51:30,603 INFO L168 Benchmark]: Toolchain (without parser) took 83423.75 ms. Allocated memory was 96.5 MB in the beginning and 786.4 MB in the end (delta: 690.0 MB). Free memory was 59.7 MB in the beginning and 644.8 MB in the end (delta: -585.1 MB). Peak memory consumption was 546.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:30,604 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory was 55.5 MB in the beginning and 55.4 MB in the end (delta: 44.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:51:30,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1574.01 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 59.5 MB in the beginning and 60.3 MB in the end (delta: -792.8 kB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:30,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 359.15 ms. Allocated memory is still 117.4 MB. Free memory was 60.3 MB in the beginning and 50.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:30,608 INFO L168 Benchmark]: Boogie Preprocessor took 396.50 ms. Allocated memory was 117.4 MB in the beginning and 163.6 MB in the end (delta: 46.1 MB). Free memory was 50.6 MB in the beginning and 94.2 MB in the end (delta: -43.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:30,609 INFO L168 Benchmark]: RCFGBuilder took 4536.78 ms. Allocated memory was 163.6 MB in the beginning and 293.6 MB in the end (delta: 130.0 MB). Free memory was 94.2 MB in the beginning and 209.7 MB in the end (delta: -115.5 MB). Peak memory consumption was 84.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:30,610 INFO L168 Benchmark]: TraceAbstraction took 76136.33 ms. Allocated memory was 293.6 MB in the beginning and 786.4 MB in the end (delta: 492.8 MB). Free memory was 208.6 MB in the beginning and 240.7 MB in the end (delta: -32.1 MB). Peak memory consumption was 461.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:30,610 INFO L168 Benchmark]: Witness Printer took 409.56 ms. Allocated memory is still 786.4 MB. Free memory was 240.7 MB in the beginning and 644.8 MB in the end (delta: -404.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:30,613 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory was 55.5 MB in the beginning and 55.4 MB in the end (delta: 44.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1574.01 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 59.5 MB in the beginning and 60.3 MB in the end (delta: -792.8 kB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 359.15 ms. Allocated memory is still 117.4 MB. Free memory was 60.3 MB in the beginning and 50.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 396.50 ms. Allocated memory was 117.4 MB in the beginning and 163.6 MB in the end (delta: 46.1 MB). Free memory was 50.6 MB in the beginning and 94.2 MB in the end (delta: -43.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4536.78 ms. Allocated memory was 163.6 MB in the beginning and 293.6 MB in the end (delta: 130.0 MB). Free memory was 94.2 MB in the beginning and 209.7 MB in the end (delta: -115.5 MB). Peak memory consumption was 84.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 76136.33 ms. Allocated memory was 293.6 MB in the beginning and 786.4 MB in the end (delta: 492.8 MB). Free memory was 208.6 MB in the beginning and 240.7 MB in the end (delta: -32.1 MB). Peak memory consumption was 461.8 MB. Max. memory is 16.1 GB. * Witness Printer took 409.56 ms. Allocated memory is still 786.4 MB. Free memory was 240.7 MB in the beginning and 644.8 MB in the end (delta: -404.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 167]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 76.0s, OverallIterations: 20, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 53.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 7776 SDtfs, 6847 SDslu, 899 SDs, 0 SdLazy, 22579 SolverSat, 3658 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 42.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1820 GetRequests, 1785 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18330occurred in iteration=19, InterpolantAutomatonStates: 68, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.4s AutomataMinimizationTime, 20 MinimizatonAttempts, 16521 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 202 NumberOfFragments, 1003 HoareAnnotationTreeSize, 4 FomulaSimplifications, 11352 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 4 FomulaSimplificationsInter, 3800 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 10.5s InterpolantComputationTime, 11241 NumberOfCodeBlocks, 11241 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 11218 ConstructedInterpolants, 0 QuantifiedInterpolants, 28547 SizeOfPredicates, 3 NumberOfNonLiveVariables, 2252 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 23 InterpolantComputations, 19 PerfectInterpolantSequences, 12907/13063 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((89 + a4 <= 0 && a29 <= 42) && 3 == a2) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (a0 + 99 <= 0 && a2 == 4)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && 5 <= a2)) || (((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4)) || ((0 < a0 + 147 && 98 + a0 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1)))) || ((43 < a29 && 98 + a0 <= 0) && a2 == 1)) || ((a0 + 578258 <= 0 && 43 < a29) && 89 + a4 <= 0)) || (((0 < a0 + 61 && 43 < a29) && 89 + a4 <= 0) && 5 <= a2)) || (a29 <= 42 && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1)))) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || (98 + a0 <= 0 && 3 == a2)) || ((43 < a29 && a0 + 99 <= 0) && 5 <= a2)) || (2 == a2 && 89 + a4 <= 0)) || ((0 < a4 + 86 && 98 + a0 <= 0) && 5 <= a2)) || (((0 < a0 + 61 && 89 + a4 <= 0) && a29 <= 42) && 5 <= a2)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((43 < a29 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((0 < a4 + 86 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 5 <= a2) && a29 <= 36) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((89 + a4 <= 0 && a29 <= 42) && 3 == a2) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (a0 + 99 <= 0 && a2 == 4)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && 5 <= a2)) || (((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4)) || ((0 < a0 + 147 && 98 + a0 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1)))) || ((43 < a29 && 98 + a0 <= 0) && a2 == 1)) || ((a0 + 578258 <= 0 && 43 < a29) && 89 + a4 <= 0)) || (((0 < a0 + 61 && 43 < a29) && 89 + a4 <= 0) && 5 <= a2)) || (a29 <= 42 && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1)))) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || (98 + a0 <= 0 && 3 == a2)) || ((43 < a29 && a0 + 99 <= 0) && 5 <= a2)) || (2 == a2 && 89 + a4 <= 0)) || ((0 < a4 + 86 && 98 + a0 <= 0) && 5 <= a2)) || (((0 < a0 + 61 && 89 + a4 <= 0) && a29 <= 42) && 5 <= a2)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (a2 == 1 && a29 + 401505 <= 0)) || ((43 < a29 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((0 < a4 + 86 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 5 <= a2) && a29 <= 36) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((89 + a4 <= 0 && a29 <= 42) && 3 == a2) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (a0 + 99 <= 0 && a2 == 4)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && 5 <= a2)) || (((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4)) || ((0 < a0 + 147 && 98 + a0 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1)))) || ((43 < a29 && 98 + a0 <= 0) && a2 == 1)) || ((a0 + 578258 <= 0 && 43 < a29) && 89 + a4 <= 0)) || (((0 < a0 + 61 && 43 < a29) && 89 + a4 <= 0) && 5 <= a2)) || (a29 <= 42 && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1)))) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || (98 + a0 <= 0 && 3 == a2)) || ((43 < a29 && a0 + 99 <= 0) && 5 <= a2)) || (2 == a2 && 89 + a4 <= 0)) || ((0 < a4 + 86 && 98 + a0 <= 0) && 5 <= a2)) || (((0 < a0 + 61 && 89 + a4 <= 0) && a29 <= 42) && 5 <= a2)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (a2 == 1 && a29 + 401505 <= 0)) || ((43 < a29 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((0 < a4 + 86 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 5 <= a2) && a29 <= 36) RESULT: Ultimate proved your program to be correct! [2021-10-28 22:51:30,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d72534-7d18-4766-88e1-aeb073cf9c63/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...