./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt --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 1998d40d034f29f43e3ebcacc6b3921458048ac7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-12 23:59:44,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-12 23:59:44,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-12 23:59:44,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-12 23:59:44,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-12 23:59:44,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-12 23:59:44,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-12 23:59:44,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-12 23:59:44,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-12 23:59:44,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-12 23:59:44,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-12 23:59:44,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-12 23:59:44,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-12 23:59:44,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-12 23:59:44,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-12 23:59:44,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-12 23:59:44,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-12 23:59:44,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-12 23:59:44,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-12 23:59:44,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-12 23:59:44,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-12 23:59:44,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-12 23:59:44,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-12 23:59:44,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-12 23:59:44,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-12 23:59:44,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-12 23:59:44,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-12 23:59:44,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-12 23:59:44,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-12 23:59:44,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-12 23:59:44,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-12 23:59:44,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-12 23:59:44,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-12 23:59:44,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-12 23:59:44,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-12 23:59:44,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-12 23:59:44,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-12 23:59:44,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-12 23:59:44,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-12 23:59:44,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-12 23:59:44,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-12 23:59:44,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-12 23:59:44,493 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-12 23:59:44,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-12 23:59:44,493 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-12 23:59:44,494 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-12 23:59:44,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-12 23:59:44,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-12 23:59:44,495 INFO L138 SettingsManager]: * Use SBE=true [2021-10-12 23:59:44,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-12 23:59:44,496 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-12 23:59:44,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-12 23:59:44,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-12 23:59:44,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-12 23:59:44,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-12 23:59:44,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-12 23:59:44,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-12 23:59:44,497 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-12 23:59:44,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-12 23:59:44,498 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-12 23:59:44,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-12 23:59:44,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-12 23:59:44,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-12 23:59:44,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-12 23:59:44,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-12 23:59:44,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-12 23:59:44,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-12 23:59:44,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-12 23:59:44,500 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-12 23:59:44,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-12 23:59:44,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-12 23:59:44,501 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-12 23:59:44,501 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_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1998d40d034f29f43e3ebcacc6b3921458048ac7 [2021-10-12 23:59:44,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-12 23:59:44,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-12 23:59:44,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-12 23:59:44,767 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-12 23:59:44,768 INFO L275 PluginConnector]: CDTParser initialized [2021-10-12 23:59:44,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/eca-rers2012/Problem16_label45.c [2021-10-12 23:59:44,834 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/data/785177ba0/72423dbb5c23488cbe2083241412a776/FLAG14563df20 [2021-10-12 23:59:45,573 INFO L306 CDTParser]: Found 1 translation units. [2021-10-12 23:59:45,574 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/sv-benchmarks/c/eca-rers2012/Problem16_label45.c [2021-10-12 23:59:45,603 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/data/785177ba0/72423dbb5c23488cbe2083241412a776/FLAG14563df20 [2021-10-12 23:59:45,737 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/data/785177ba0/72423dbb5c23488cbe2083241412a776 [2021-10-12 23:59:45,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-12 23:59:45,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-12 23:59:45,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-12 23:59:45,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-12 23:59:45,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-12 23:59:45,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:59:45" (1/1) ... [2021-10-12 23:59:45,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bbf6fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:45, skipping insertion in model container [2021-10-12 23:59:45,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:59:45" (1/1) ... [2021-10-12 23:59:45,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-12 23:59:45,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-12 23:59:46,146 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_a60a438e-eb36-4ca6-b84a-a7171cae3b09/sv-benchmarks/c/eca-rers2012/Problem16_label45.c[5621,5634] [2021-10-12 23:59:46,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-12 23:59:46,665 INFO L203 MainTranslator]: Completed pre-run [2021-10-12 23:59:46,690 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_a60a438e-eb36-4ca6-b84a-a7171cae3b09/sv-benchmarks/c/eca-rers2012/Problem16_label45.c[5621,5634] [2021-10-12 23:59:46,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-12 23:59:46,945 INFO L208 MainTranslator]: Completed translation [2021-10-12 23:59:46,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46 WrapperNode [2021-10-12 23:59:46,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-12 23:59:46,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-12 23:59:46,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-12 23:59:46,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-12 23:59:46,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (1/1) ... [2021-10-12 23:59:47,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (1/1) ... [2021-10-12 23:59:47,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-12 23:59:47,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-12 23:59:47,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-12 23:59:47,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-12 23:59:47,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (1/1) ... [2021-10-12 23:59:47,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (1/1) ... [2021-10-12 23:59:47,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (1/1) ... [2021-10-12 23:59:47,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (1/1) ... [2021-10-12 23:59:47,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (1/1) ... [2021-10-12 23:59:47,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (1/1) ... [2021-10-12 23:59:47,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (1/1) ... [2021-10-12 23:59:47,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-12 23:59:47,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-12 23:59:47,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-12 23:59:47,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-12 23:59:47,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (1/1) ... [2021-10-12 23:59:47,296 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-12 23:59:47,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:47,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:47,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-12 23:59:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-12 23:59:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-12 23:59:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-12 23:59:47,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-12 23:59:50,063 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-12 23:59:50,064 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-12 23:59:50,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:59:50 BoogieIcfgContainer [2021-10-12 23:59:50,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-12 23:59:50,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-12 23:59:50,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-12 23:59:50,075 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-12 23:59:50,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 11:59:45" (1/3) ... [2021-10-12 23:59:50,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f80a609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:59:50, skipping insertion in model container [2021-10-12 23:59:50,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:46" (2/3) ... [2021-10-12 23:59:50,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f80a609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:59:50, skipping insertion in model container [2021-10-12 23:59:50,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:59:50" (3/3) ... [2021-10-12 23:59:50,080 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label45.c [2021-10-12 23:59:50,086 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-12 23:59:50,087 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-12 23:59:50,164 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-12 23:59:50,176 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-10-12 23:59:50,177 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-12 23:59:50,211 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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) [2021-10-12 23:59:50,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-12 23:59:50,221 INFO L504 BasicCegarLoop]: Found error trace [2021-10-12 23:59:50,222 INFO L512 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, 1, 1, 1] [2021-10-12 23:59:50,223 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-12 23:59:50,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-12 23:59:50,229 INFO L82 PathProgramCache]: Analyzing trace with hash -92557335, now seen corresponding path program 1 times [2021-10-12 23:59:50,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-12 23:59:50,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601545523] [2021-10-12 23:59:50,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-12 23:59:50,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-12 23:59:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-12 23:59:50,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-12 23:59:50,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-12 23:59:50,547 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601545523] [2021-10-12 23:59:50,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601545523] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-12 23:59:50,548 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-12 23:59:50,548 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-12 23:59:50,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485802131] [2021-10-12 23:59:50,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-12 23:59:50,560 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-12 23:59:50,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-12 23:59:50,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-12 23:59:50,580 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 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) [2021-10-12 23:59:52,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-12 23:59:52,648 INFO L93 Difference]: Finished difference Result 1122 states and 2103 transitions. [2021-10-12 23:59:52,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-12 23:59:52,651 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 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 53 [2021-10-12 23:59:52,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-12 23:59:52,680 INFO L225 Difference]: With dead ends: 1122 [2021-10-12 23:59:52,683 INFO L226 Difference]: Without dead ends: 662 [2021-10-12 23:59:52,693 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-12 23:59:52,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2021-10-12 23:59:52,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2021-10-12 23:59:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.518910741301059) internal successors, (1004), 661 states have internal predecessors, (1004), 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) [2021-10-12 23:59:52,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1004 transitions. [2021-10-12 23:59:52,835 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1004 transitions. Word has length 53 [2021-10-12 23:59:52,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-12 23:59:52,837 INFO L470 AbstractCegarLoop]: Abstraction has 662 states and 1004 transitions. [2021-10-12 23:59:52,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 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) [2021-10-12 23:59:52,840 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1004 transitions. [2021-10-12 23:59:52,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-12 23:59:52,844 INFO L504 BasicCegarLoop]: Found error trace [2021-10-12 23:59:52,845 INFO L512 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, 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] [2021-10-12 23:59:52,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-12 23:59:52,845 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-12 23:59:52,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-12 23:59:52,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1686833650, now seen corresponding path program 1 times [2021-10-12 23:59:52,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-12 23:59:52,847 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478603910] [2021-10-12 23:59:52,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-12 23:59:52,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-12 23:59:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-12 23:59:52,989 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-12 23:59:52,990 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-12 23:59:52,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478603910] [2021-10-12 23:59:52,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478603910] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-12 23:59:52,991 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-12 23:59:52,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-12 23:59:52,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030606059] [2021-10-12 23:59:52,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-12 23:59:52,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-12 23:59:52,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-12 23:59:52,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-12 23:59:52,994 INFO L87 Difference]: Start difference. First operand 662 states and 1004 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 2 states have internal predecessors, (121), 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) [2021-10-12 23:59:54,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-12 23:59:54,966 INFO L93 Difference]: Finished difference Result 1980 states and 3007 transitions. [2021-10-12 23:59:54,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-12 23:59:54,967 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 2 states have internal predecessors, (121), 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 121 [2021-10-12 23:59:54,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-12 23:59:54,975 INFO L225 Difference]: With dead ends: 1980 [2021-10-12 23:59:54,975 INFO L226 Difference]: Without dead ends: 1320 [2021-10-12 23:59:54,977 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-12 23:59:54,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2021-10-12 23:59:55,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2021-10-12 23:59:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.4556482183472328) internal successors, (1920), 1319 states have internal predecessors, (1920), 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) [2021-10-12 23:59:55,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1920 transitions. [2021-10-12 23:59:55,052 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1920 transitions. Word has length 121 [2021-10-12 23:59:55,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-12 23:59:55,055 INFO L470 AbstractCegarLoop]: Abstraction has 1320 states and 1920 transitions. [2021-10-12 23:59:55,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 2 states have internal predecessors, (121), 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) [2021-10-12 23:59:55,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1920 transitions. [2021-10-12 23:59:55,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-12 23:59:55,065 INFO L504 BasicCegarLoop]: Found error trace [2021-10-12 23:59:55,065 INFO L512 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, 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] [2021-10-12 23:59:55,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-12 23:59:55,066 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-12 23:59:55,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-12 23:59:55,072 INFO L82 PathProgramCache]: Analyzing trace with hash 217031015, now seen corresponding path program 1 times [2021-10-12 23:59:55,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-12 23:59:55,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207414254] [2021-10-12 23:59:55,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-12 23:59:55,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-12 23:59:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-12 23:59:55,269 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-12 23:59:55,270 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-12 23:59:55,270 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207414254] [2021-10-12 23:59:55,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207414254] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-12 23:59:55,275 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-12 23:59:55,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-12 23:59:55,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155464548] [2021-10-12 23:59:55,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-12 23:59:55,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-12 23:59:55,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-12 23:59:55,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-12 23:59:55,278 INFO L87 Difference]: Start difference. First operand 1320 states and 1920 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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) [2021-10-12 23:59:57,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-12 23:59:57,012 INFO L93 Difference]: Finished difference Result 3954 states and 5755 transitions. [2021-10-12 23:59:57,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-12 23:59:57,013 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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 132 [2021-10-12 23:59:57,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-12 23:59:57,029 INFO L225 Difference]: With dead ends: 3954 [2021-10-12 23:59:57,029 INFO L226 Difference]: Without dead ends: 2636 [2021-10-12 23:59:57,032 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-12 23:59:57,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2021-10-12 23:59:57,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2021-10-12 23:59:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2636 states, 2635 states have (on average 1.3240986717267553) internal successors, (3489), 2635 states have internal predecessors, (3489), 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) [2021-10-12 23:59:57,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3489 transitions. [2021-10-12 23:59:57,099 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3489 transitions. Word has length 132 [2021-10-12 23:59:57,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-12 23:59:57,102 INFO L470 AbstractCegarLoop]: Abstraction has 2636 states and 3489 transitions. [2021-10-12 23:59:57,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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) [2021-10-12 23:59:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3489 transitions. [2021-10-12 23:59:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-10-12 23:59:57,109 INFO L504 BasicCegarLoop]: Found error trace [2021-10-12 23:59:57,109 INFO L512 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, 3, 3, 3, 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] [2021-10-12 23:59:57,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-12 23:59:57,110 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-12 23:59:57,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-12 23:59:57,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1823842359, now seen corresponding path program 1 times [2021-10-12 23:59:57,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-12 23:59:57,112 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132144447] [2021-10-12 23:59:57,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-12 23:59:57,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-12 23:59:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-12 23:59:57,349 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-10-12 23:59:57,350 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-12 23:59:57,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132144447] [2021-10-12 23:59:57,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132144447] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-12 23:59:57,350 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-12 23:59:57,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-12 23:59:57,351 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144627985] [2021-10-12 23:59:57,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-12 23:59:57,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-12 23:59:57,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-12 23:59:57,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-12 23:59:57,353 INFO L87 Difference]: Start difference. First operand 2636 states and 3489 transitions. Second operand has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 2 states have internal predecessors, (200), 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) [2021-10-12 23:59:58,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-12 23:59:58,833 INFO L93 Difference]: Finished difference Result 6586 states and 8545 transitions. [2021-10-12 23:59:58,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-12 23:59:58,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 2 states have internal predecessors, (200), 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 250 [2021-10-12 23:59:58,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-12 23:59:58,857 INFO L225 Difference]: With dead ends: 6586 [2021-10-12 23:59:58,858 INFO L226 Difference]: Without dead ends: 3952 [2021-10-12 23:59:58,863 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-12 23:59:58,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2021-10-12 23:59:58,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2021-10-12 23:59:58,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.216400911161731) internal successors, (4806), 3951 states have internal predecessors, (4806), 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) [2021-10-12 23:59:58,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4806 transitions. [2021-10-12 23:59:58,960 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4806 transitions. Word has length 250 [2021-10-12 23:59:58,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-12 23:59:58,963 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 4806 transitions. [2021-10-12 23:59:58,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 2 states have internal predecessors, (200), 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) [2021-10-12 23:59:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4806 transitions. [2021-10-12 23:59:58,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-10-12 23:59:58,969 INFO L504 BasicCegarLoop]: Found error trace [2021-10-12 23:59:58,970 INFO L512 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, 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] [2021-10-12 23:59:58,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-12 23:59:58,970 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-12 23:59:58,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-12 23:59:58,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1018699418, now seen corresponding path program 1 times [2021-10-12 23:59:58,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-12 23:59:58,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286766927] [2021-10-12 23:59:58,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-12 23:59:58,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-12 23:59:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-12 23:59:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-12 23:59:59,379 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-12 23:59:59,379 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286766927] [2021-10-12 23:59:59,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286766927] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-12 23:59:59,380 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-12 23:59:59,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-12 23:59:59,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246182522] [2021-10-12 23:59:59,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-12 23:59:59,382 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-12 23:59:59,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-12 23:59:59,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-12 23:59:59,384 INFO L87 Difference]: Start difference. First operand 3952 states and 4806 transitions. Second operand has 4 states, 4 states have (on average 74.5) internal successors, (298), 3 states have internal predecessors, (298), 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) [2021-10-13 00:00:01,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:01,118 INFO L93 Difference]: Finished difference Result 8269 states and 9989 transitions. [2021-10-13 00:00:01,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:00:01,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 74.5) internal successors, (298), 3 states have internal predecessors, (298), 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 298 [2021-10-13 00:00:01,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:01,142 INFO L225 Difference]: With dead ends: 8269 [2021-10-13 00:00:01,142 INFO L226 Difference]: Without dead ends: 4319 [2021-10-13 00:00:01,148 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:00:01,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4319 states. [2021-10-13 00:00:01,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4319 to 4281. [2021-10-13 00:00:01,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 4280 states have (on average 1.2011682242990653) internal successors, (5141), 4280 states have internal predecessors, (5141), 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) [2021-10-13 00:00:01,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5141 transitions. [2021-10-13 00:00:01,305 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5141 transitions. Word has length 298 [2021-10-13 00:00:01,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:01,306 INFO L470 AbstractCegarLoop]: Abstraction has 4281 states and 5141 transitions. [2021-10-13 00:00:01,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 74.5) internal successors, (298), 3 states have internal predecessors, (298), 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) [2021-10-13 00:00:01,306 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5141 transitions. [2021-10-13 00:00:01,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2021-10-13 00:00:01,314 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:01,315 INFO L512 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:01,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:00:01,315 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:01,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:01,316 INFO L82 PathProgramCache]: Analyzing trace with hash 622231188, now seen corresponding path program 1 times [2021-10-13 00:00:01,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:01,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359838170] [2021-10-13 00:00:01,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:01,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:01,583 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:00:01,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:01,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359838170] [2021-10-13 00:00:01,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359838170] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:01,584 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:01,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 00:00:01,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102399539] [2021-10-13 00:00:01,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 00:00:01,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:01,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:00:01,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:00:01,591 INFO L87 Difference]: Start difference. First operand 4281 states and 5141 transitions. Second operand has 7 states, 7 states have (on average 55.0) internal successors, (385), 6 states have internal predecessors, (385), 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) [2021-10-13 00:00:03,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:03,631 INFO L93 Difference]: Finished difference Result 8090 states and 9792 transitions. [2021-10-13 00:00:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 00:00:03,632 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 55.0) internal successors, (385), 6 states have internal predecessors, (385), 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 385 [2021-10-13 00:00:03,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:03,653 INFO L225 Difference]: With dead ends: 8090 [2021-10-13 00:00:03,654 INFO L226 Difference]: Without dead ends: 3952 [2021-10-13 00:00:03,665 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 42.7ms TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:00:03,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2021-10-13 00:00:03,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2021-10-13 00:00:03,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.0802328524424196) internal successors, (4268), 3951 states have internal predecessors, (4268), 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) [2021-10-13 00:00:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4268 transitions. [2021-10-13 00:00:03,798 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4268 transitions. Word has length 385 [2021-10-13 00:00:03,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:03,798 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 4268 transitions. [2021-10-13 00:00:03,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 55.0) internal successors, (385), 6 states have internal predecessors, (385), 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) [2021-10-13 00:00:03,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4268 transitions. [2021-10-13 00:00:03,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2021-10-13 00:00:03,807 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:03,807 INFO L512 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:03,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 00:00:03,808 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:03,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:03,809 INFO L82 PathProgramCache]: Analyzing trace with hash 2063695020, now seen corresponding path program 1 times [2021-10-13 00:00:03,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:03,813 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206825888] [2021-10-13 00:00:03,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:03,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:04,014 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-10-13 00:00:04,015 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:04,015 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206825888] [2021-10-13 00:00:04,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206825888] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:04,016 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:04,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:04,016 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772905903] [2021-10-13 00:00:04,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:04,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:04,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:04,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:04,019 INFO L87 Difference]: Start difference. First operand 3952 states and 4268 transitions. Second operand has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 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) [2021-10-13 00:00:04,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:04,997 INFO L93 Difference]: Finished difference Result 9218 states and 10060 transitions. [2021-10-13 00:00:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:04,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 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 392 [2021-10-13 00:00:04,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:05,023 INFO L225 Difference]: With dead ends: 9218 [2021-10-13 00:00:05,024 INFO L226 Difference]: Without dead ends: 5597 [2021-10-13 00:00:05,029 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:05,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2021-10-13 00:00:05,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2021-10-13 00:00:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 5596 states have (on average 1.0748749106504647) internal successors, (6015), 5596 states have internal predecessors, (6015), 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) [2021-10-13 00:00:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 6015 transitions. [2021-10-13 00:00:05,142 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 6015 transitions. Word has length 392 [2021-10-13 00:00:05,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:05,143 INFO L470 AbstractCegarLoop]: Abstraction has 5597 states and 6015 transitions. [2021-10-13 00:00:05,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 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) [2021-10-13 00:00:05,143 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 6015 transitions. [2021-10-13 00:00:05,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-10-13 00:00:05,154 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:05,154 INFO L512 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:05,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 00:00:05,155 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:05,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:05,156 INFO L82 PathProgramCache]: Analyzing trace with hash -1084367381, now seen corresponding path program 1 times [2021-10-13 00:00:05,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:05,156 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612159807] [2021-10-13 00:00:05,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:05,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:05,360 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:00:05,360 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:05,360 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612159807] [2021-10-13 00:00:05,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612159807] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:05,361 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:05,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:05,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419765579] [2021-10-13 00:00:05,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:05,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:05,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:05,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:05,365 INFO L87 Difference]: Start difference. First operand 5597 states and 6015 transitions. Second operand has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 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) [2021-10-13 00:00:06,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:06,357 INFO L93 Difference]: Finished difference Result 10863 states and 11697 transitions. [2021-10-13 00:00:06,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:06,358 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 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 447 [2021-10-13 00:00:06,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:06,385 INFO L225 Difference]: With dead ends: 10863 [2021-10-13 00:00:06,386 INFO L226 Difference]: Without dead ends: 5597 [2021-10-13 00:00:06,392 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:06,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2021-10-13 00:00:06,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2021-10-13 00:00:06,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 5596 states have (on average 1.0620085775553967) internal successors, (5943), 5596 states have internal predecessors, (5943), 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) [2021-10-13 00:00:06,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 5943 transitions. [2021-10-13 00:00:06,497 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 5943 transitions. Word has length 447 [2021-10-13 00:00:06,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:06,498 INFO L470 AbstractCegarLoop]: Abstraction has 5597 states and 5943 transitions. [2021-10-13 00:00:06,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 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) [2021-10-13 00:00:06,499 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 5943 transitions. [2021-10-13 00:00:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2021-10-13 00:00:06,505 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:06,505 INFO L512 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:00:06,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 00:00:06,506 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:06,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:06,506 INFO L82 PathProgramCache]: Analyzing trace with hash 626368597, now seen corresponding path program 1 times [2021-10-13 00:00:06,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:06,507 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147016111] [2021-10-13 00:00:06,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:06,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:00:06,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:06,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147016111] [2021-10-13 00:00:06,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147016111] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:06,801 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:06,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:06,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282046534] [2021-10-13 00:00:06,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:00:06,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:06,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:00:06,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:00:06,817 INFO L87 Difference]: Start difference. First operand 5597 states and 5943 transitions. Second operand has 4 states, 4 states have (on average 132.75) internal successors, (531), 3 states have internal predecessors, (531), 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) [2021-10-13 00:00:08,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:08,688 INFO L93 Difference]: Finished difference Result 16458 states and 17513 transitions. [2021-10-13 00:00:08,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:00:08,692 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 132.75) internal successors, (531), 3 states have internal predecessors, (531), 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 531 [2021-10-13 00:00:08,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:08,715 INFO L225 Difference]: With dead ends: 16458 [2021-10-13 00:00:08,715 INFO L226 Difference]: Without dead ends: 11192 [2021-10-13 00:00:08,722 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:00:08,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11192 states. [2021-10-13 00:00:08,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11192 to 10861. [2021-10-13 00:00:08,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10861 states, 10860 states have (on average 1.0593001841620626) internal successors, (11504), 10860 states have internal predecessors, (11504), 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) [2021-10-13 00:00:08,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11504 transitions. [2021-10-13 00:00:08,977 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11504 transitions. Word has length 531 [2021-10-13 00:00:08,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:08,979 INFO L470 AbstractCegarLoop]: Abstraction has 10861 states and 11504 transitions. [2021-10-13 00:00:08,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 132.75) internal successors, (531), 3 states have internal predecessors, (531), 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) [2021-10-13 00:00:08,979 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11504 transitions. [2021-10-13 00:00:08,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2021-10-13 00:00:08,985 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:08,986 INFO L512 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:00:08,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 00:00:08,987 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:08,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:08,988 INFO L82 PathProgramCache]: Analyzing trace with hash -755580404, now seen corresponding path program 1 times [2021-10-13 00:00:08,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:08,989 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875521372] [2021-10-13 00:00:08,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:08,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:09,218 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-10-13 00:00:09,218 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:09,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875521372] [2021-10-13 00:00:09,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875521372] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:09,219 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:09,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:09,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193842253] [2021-10-13 00:00:09,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:09,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:09,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:09,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:09,226 INFO L87 Difference]: Start difference. First operand 10861 states and 11504 transitions. Second operand has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 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) [2021-10-13 00:00:10,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:10,453 INFO L93 Difference]: Finished difference Result 24023 states and 25475 transitions. [2021-10-13 00:00:10,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:10,453 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 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 551 [2021-10-13 00:00:10,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:10,481 INFO L225 Difference]: With dead ends: 24023 [2021-10-13 00:00:10,481 INFO L226 Difference]: Without dead ends: 13822 [2021-10-13 00:00:10,492 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:10,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2021-10-13 00:00:10,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13164. [2021-10-13 00:00:10,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.055306541062068) internal successors, (13891), 13163 states have internal predecessors, (13891), 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) [2021-10-13 00:00:10,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13891 transitions. [2021-10-13 00:00:10,758 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13891 transitions. Word has length 551 [2021-10-13 00:00:10,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:10,759 INFO L470 AbstractCegarLoop]: Abstraction has 13164 states and 13891 transitions. [2021-10-13 00:00:10,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 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) [2021-10-13 00:00:10,760 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13891 transitions. [2021-10-13 00:00:10,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2021-10-13 00:00:10,767 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:10,768 INFO L512 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:10,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 00:00:10,769 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:10,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:10,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1058740133, now seen corresponding path program 1 times [2021-10-13 00:00:10,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:10,770 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131559910] [2021-10-13 00:00:10,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:10,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:11,067 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 574 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-10-13 00:00:11,067 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:11,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131559910] [2021-10-13 00:00:11,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131559910] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:11,068 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:11,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:11,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124078326] [2021-10-13 00:00:11,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:00:11,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:11,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:00:11,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:00:11,072 INFO L87 Difference]: Start difference. First operand 13164 states and 13891 transitions. Second operand has 4 states, 4 states have (on average 138.75) internal successors, (555), 3 states have internal predecessors, (555), 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) [2021-10-13 00:00:12,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:12,185 INFO L93 Difference]: Finished difference Result 25668 states and 27112 transitions. [2021-10-13 00:00:12,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:12,185 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 138.75) internal successors, (555), 3 states have internal predecessors, (555), 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 605 [2021-10-13 00:00:12,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:12,210 INFO L225 Difference]: With dead ends: 25668 [2021-10-13 00:00:12,210 INFO L226 Difference]: Without dead ends: 13164 [2021-10-13 00:00:12,220 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:00:12,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2021-10-13 00:00:12,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 13164. [2021-10-13 00:00:12,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0550026589683204) internal successors, (13887), 13163 states have internal predecessors, (13887), 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) [2021-10-13 00:00:12,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13887 transitions. [2021-10-13 00:00:12,420 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13887 transitions. Word has length 605 [2021-10-13 00:00:12,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:12,422 INFO L470 AbstractCegarLoop]: Abstraction has 13164 states and 13887 transitions. [2021-10-13 00:00:12,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 138.75) internal successors, (555), 3 states have internal predecessors, (555), 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) [2021-10-13 00:00:12,422 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13887 transitions. [2021-10-13 00:00:12,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 667 [2021-10-13 00:00:12,431 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:12,432 INFO L512 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:12,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 00:00:12,433 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:12,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:12,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1463765033, now seen corresponding path program 1 times [2021-10-13 00:00:12,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:12,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130065876] [2021-10-13 00:00:12,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:12,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2021-10-13 00:00:12,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:12,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130065876] [2021-10-13 00:00:12,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130065876] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:12,801 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:12,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:12,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802256735] [2021-10-13 00:00:12,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:12,802 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:12,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:12,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:12,803 INFO L87 Difference]: Start difference. First operand 13164 states and 13887 transitions. Second operand has 3 states, 3 states have (on average 97.0) internal successors, (291), 3 states have internal predecessors, (291), 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) [2021-10-13 00:00:13,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:13,784 INFO L93 Difference]: Finished difference Result 25668 states and 27108 transitions. [2021-10-13 00:00:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:13,784 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 97.0) internal successors, (291), 3 states have internal predecessors, (291), 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 666 [2021-10-13 00:00:13,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:13,805 INFO L225 Difference]: With dead ends: 25668 [2021-10-13 00:00:13,805 INFO L226 Difference]: Without dead ends: 13164 [2021-10-13 00:00:13,819 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:13,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2021-10-13 00:00:13,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 11848. [2021-10-13 00:00:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11848 states, 11847 states have (on average 1.052924791086351) internal successors, (12474), 11847 states have internal predecessors, (12474), 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) [2021-10-13 00:00:13,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12474 transitions. [2021-10-13 00:00:13,988 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12474 transitions. Word has length 666 [2021-10-13 00:00:13,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:13,989 INFO L470 AbstractCegarLoop]: Abstraction has 11848 states and 12474 transitions. [2021-10-13 00:00:13,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.0) internal successors, (291), 3 states have internal predecessors, (291), 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) [2021-10-13 00:00:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12474 transitions. [2021-10-13 00:00:14,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 856 [2021-10-13 00:00:14,009 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:14,010 INFO L512 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, 6, 6, 6, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:14,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 00:00:14,011 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:14,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:14,012 INFO L82 PathProgramCache]: Analyzing trace with hash 1622375760, now seen corresponding path program 1 times [2021-10-13 00:00:14,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:14,012 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683238348] [2021-10-13 00:00:14,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:14,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:14,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1361 backedges. 937 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2021-10-13 00:00:14,393 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:14,393 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683238348] [2021-10-13 00:00:14,393 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683238348] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:14,393 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:14,394 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:14,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801362063] [2021-10-13 00:00:14,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:14,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:14,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:14,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:14,396 INFO L87 Difference]: Start difference. First operand 11848 states and 12474 transitions. Second operand has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 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) [2021-10-13 00:00:15,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:15,334 INFO L93 Difference]: Finished difference Result 25997 states and 27429 transitions. [2021-10-13 00:00:15,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:15,334 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 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 855 [2021-10-13 00:00:15,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:15,357 INFO L225 Difference]: With dead ends: 25997 [2021-10-13 00:00:15,357 INFO L226 Difference]: Without dead ends: 14809 [2021-10-13 00:00:15,365 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:15,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2021-10-13 00:00:15,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 14151. [2021-10-13 00:00:15,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14151 states, 14150 states have (on average 1.0501766784452298) internal successors, (14860), 14150 states have internal predecessors, (14860), 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) [2021-10-13 00:00:15,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14151 states to 14151 states and 14860 transitions. [2021-10-13 00:00:15,649 INFO L78 Accepts]: Start accepts. Automaton has 14151 states and 14860 transitions. Word has length 855 [2021-10-13 00:00:15,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:15,650 INFO L470 AbstractCegarLoop]: Abstraction has 14151 states and 14860 transitions. [2021-10-13 00:00:15,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 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) [2021-10-13 00:00:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 14151 states and 14860 transitions. [2021-10-13 00:00:15,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 865 [2021-10-13 00:00:15,668 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:15,669 INFO L512 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, 5, 5, 5, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:15,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 00:00:15,670 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:15,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:15,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1511376673, now seen corresponding path program 1 times [2021-10-13 00:00:15,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:15,671 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893173048] [2021-10-13 00:00:15,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:15,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:16,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 923 trivial. 0 not checked. [2021-10-13 00:00:16,013 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:16,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893173048] [2021-10-13 00:00:16,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893173048] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:16,014 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:16,014 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:16,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045449927] [2021-10-13 00:00:16,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:16,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:16,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:16,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:16,017 INFO L87 Difference]: Start difference. First operand 14151 states and 14860 transitions. Second operand has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 states have internal predecessors, (315), 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) [2021-10-13 00:00:17,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:17,109 INFO L93 Difference]: Finished difference Result 27642 states and 29054 transitions. [2021-10-13 00:00:17,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:17,110 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 states have internal predecessors, (315), 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 864 [2021-10-13 00:00:17,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:17,124 INFO L225 Difference]: With dead ends: 27642 [2021-10-13 00:00:17,124 INFO L226 Difference]: Without dead ends: 14151 [2021-10-13 00:00:17,129 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:17,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2021-10-13 00:00:17,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 14151. [2021-10-13 00:00:17,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14151 states, 14150 states have (on average 1.0430388692579506) internal successors, (14759), 14150 states have internal predecessors, (14759), 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) [2021-10-13 00:00:17,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14151 states to 14151 states and 14759 transitions. [2021-10-13 00:00:17,305 INFO L78 Accepts]: Start accepts. Automaton has 14151 states and 14759 transitions. Word has length 864 [2021-10-13 00:00:17,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:17,306 INFO L470 AbstractCegarLoop]: Abstraction has 14151 states and 14759 transitions. [2021-10-13 00:00:17,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 states have internal predecessors, (315), 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) [2021-10-13 00:00:17,307 INFO L276 IsEmpty]: Start isEmpty. Operand 14151 states and 14759 transitions. [2021-10-13 00:00:17,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 882 [2021-10-13 00:00:17,324 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:17,325 INFO L512 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, 5, 5, 5, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:17,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-13 00:00:17,325 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:17,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:17,326 INFO L82 PathProgramCache]: Analyzing trace with hash 1699135574, now seen corresponding path program 1 times [2021-10-13 00:00:17,326 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:17,326 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462363370] [2021-10-13 00:00:17,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:17,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:17,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1135 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2021-10-13 00:00:17,786 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:17,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462363370] [2021-10-13 00:00:17,787 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462363370] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:17,787 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:17,787 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:17,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364248313] [2021-10-13 00:00:17,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:17,789 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:17,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:17,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:17,791 INFO L87 Difference]: Start difference. First operand 14151 states and 14759 transitions. Second operand has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 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) [2021-10-13 00:00:18,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:18,733 INFO L93 Difference]: Finished difference Result 33564 states and 35105 transitions. [2021-10-13 00:00:18,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:18,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 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 881 [2021-10-13 00:00:18,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:18,755 INFO L225 Difference]: With dead ends: 33564 [2021-10-13 00:00:18,755 INFO L226 Difference]: Without dead ends: 17770 [2021-10-13 00:00:18,763 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:18,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17770 states. [2021-10-13 00:00:18,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17770 to 17112. [2021-10-13 00:00:18,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17112 states, 17111 states have (on average 1.0351236046987318) internal successors, (17712), 17111 states have internal predecessors, (17712), 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) [2021-10-13 00:00:19,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17112 states to 17112 states and 17712 transitions. [2021-10-13 00:00:19,014 INFO L78 Accepts]: Start accepts. Automaton has 17112 states and 17712 transitions. Word has length 881 [2021-10-13 00:00:19,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:19,016 INFO L470 AbstractCegarLoop]: Abstraction has 17112 states and 17712 transitions. [2021-10-13 00:00:19,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 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) [2021-10-13 00:00:19,016 INFO L276 IsEmpty]: Start isEmpty. Operand 17112 states and 17712 transitions. [2021-10-13 00:00:19,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2021-10-13 00:00:19,139 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:19,140 INFO L512 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:19,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-13 00:00:19,141 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:19,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:19,141 INFO L82 PathProgramCache]: Analyzing trace with hash -1657609204, now seen corresponding path program 1 times [2021-10-13 00:00:19,142 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:19,142 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101333948] [2021-10-13 00:00:19,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:19,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:19,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2568 backedges. 1802 proven. 0 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2021-10-13 00:00:19,570 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:19,570 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101333948] [2021-10-13 00:00:19,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101333948] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:19,573 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:19,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:19,573 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178447977] [2021-10-13 00:00:19,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:19,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:19,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:19,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:19,576 INFO L87 Difference]: Start difference. First operand 17112 states and 17712 transitions. Second operand has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 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) [2021-10-13 00:00:20,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:20,547 INFO L93 Difference]: Finished difference Result 33564 states and 34758 transitions. [2021-10-13 00:00:20,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:20,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 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 1137 [2021-10-13 00:00:20,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:20,565 INFO L225 Difference]: With dead ends: 33564 [2021-10-13 00:00:20,565 INFO L226 Difference]: Without dead ends: 17112 [2021-10-13 00:00:20,575 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:20,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17112 states. [2021-10-13 00:00:20,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17112 to 15796. [2021-10-13 00:00:20,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.0302627413738525) internal successors, (16273), 15795 states have internal predecessors, (16273), 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) [2021-10-13 00:00:20,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16273 transitions. [2021-10-13 00:00:20,827 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16273 transitions. Word has length 1137 [2021-10-13 00:00:20,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:20,829 INFO L470 AbstractCegarLoop]: Abstraction has 15796 states and 16273 transitions. [2021-10-13 00:00:20,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 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) [2021-10-13 00:00:20,830 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16273 transitions. [2021-10-13 00:00:20,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-10-13 00:00:20,856 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:20,857 INFO L512 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:20,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-13 00:00:20,858 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:20,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:20,858 INFO L82 PathProgramCache]: Analyzing trace with hash -13659875, now seen corresponding path program 1 times [2021-10-13 00:00:20,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:20,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543477191] [2021-10-13 00:00:20,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:20,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:21,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2574 backedges. 761 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2021-10-13 00:00:21,314 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:21,314 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543477191] [2021-10-13 00:00:21,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543477191] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:21,314 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:21,315 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:21,315 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935355619] [2021-10-13 00:00:21,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:21,316 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:21,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:21,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:21,318 INFO L87 Difference]: Start difference. First operand 15796 states and 16273 transitions. Second operand has 3 states, 3 states have (on average 124.33333333333333) internal successors, (373), 3 states have internal predecessors, (373), 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) [2021-10-13 00:00:22,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:22,333 INFO L93 Difference]: Finished difference Result 33893 states and 34974 transitions. [2021-10-13 00:00:22,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:22,334 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 124.33333333333333) internal successors, (373), 3 states have internal predecessors, (373), 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 1138 [2021-10-13 00:00:22,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:22,346 INFO L225 Difference]: With dead ends: 33893 [2021-10-13 00:00:22,346 INFO L226 Difference]: Without dead ends: 16454 [2021-10-13 00:00:22,352 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:22,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2021-10-13 00:00:22,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 13822. [2021-10-13 00:00:22,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.0260473192967223) internal successors, (14181), 13821 states have internal predecessors, (14181), 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) [2021-10-13 00:00:22,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14181 transitions. [2021-10-13 00:00:22,505 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14181 transitions. Word has length 1138 [2021-10-13 00:00:22,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:22,506 INFO L470 AbstractCegarLoop]: Abstraction has 13822 states and 14181 transitions. [2021-10-13 00:00:22,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.33333333333333) internal successors, (373), 3 states have internal predecessors, (373), 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) [2021-10-13 00:00:22,506 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14181 transitions. [2021-10-13 00:00:22,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1267 [2021-10-13 00:00:22,533 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:22,534 INFO L512 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:22,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-13 00:00:22,534 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:22,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:22,535 INFO L82 PathProgramCache]: Analyzing trace with hash 2001838566, now seen corresponding path program 1 times [2021-10-13 00:00:22,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:22,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100559795] [2021-10-13 00:00:22,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:22,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:23,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2894 backedges. 2064 proven. 0 refuted. 0 times theorem prover too weak. 830 trivial. 0 not checked. [2021-10-13 00:00:23,217 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:23,217 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100559795] [2021-10-13 00:00:23,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100559795] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:23,217 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:23,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 00:00:23,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793662404] [2021-10-13 00:00:23,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:00:23,221 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:23,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:00:23,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:00:23,223 INFO L87 Difference]: Start difference. First operand 13822 states and 14181 transitions. Second operand has 6 states, 6 states have (on average 122.16666666666667) internal successors, (733), 6 states have internal predecessors, (733), 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) [2021-10-13 00:00:24,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:24,402 INFO L93 Difference]: Finished difference Result 27093 states and 27805 transitions. [2021-10-13 00:00:24,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 00:00:24,402 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 122.16666666666667) internal successors, (733), 6 states have internal predecessors, (733), 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 1266 [2021-10-13 00:00:24,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:24,417 INFO L225 Difference]: With dead ends: 27093 [2021-10-13 00:00:24,418 INFO L226 Difference]: Without dead ends: 13931 [2021-10-13 00:00:24,424 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 43.6ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:00:24,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13931 states. [2021-10-13 00:00:24,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13931 to 13822. [2021-10-13 00:00:24,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.02575790463787) internal successors, (14177), 13821 states have internal predecessors, (14177), 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) [2021-10-13 00:00:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14177 transitions. [2021-10-13 00:00:24,586 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14177 transitions. Word has length 1266 [2021-10-13 00:00:24,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:24,587 INFO L470 AbstractCegarLoop]: Abstraction has 13822 states and 14177 transitions. [2021-10-13 00:00:24,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 122.16666666666667) internal successors, (733), 6 states have internal predecessors, (733), 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) [2021-10-13 00:00:24,587 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14177 transitions. [2021-10-13 00:00:24,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1281 [2021-10-13 00:00:24,615 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:24,616 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 5, 5, 5, 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, 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] [2021-10-13 00:00:24,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-13 00:00:24,617 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:24,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:24,618 INFO L82 PathProgramCache]: Analyzing trace with hash 885469966, now seen corresponding path program 1 times [2021-10-13 00:00:24,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:24,618 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260172146] [2021-10-13 00:00:24,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:24,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:25,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2768 backedges. 1975 proven. 0 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2021-10-13 00:00:25,159 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:25,159 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260172146] [2021-10-13 00:00:25,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260172146] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:25,159 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:25,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:25,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122384600] [2021-10-13 00:00:25,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:25,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:25,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:25,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:25,163 INFO L87 Difference]: Start difference. First operand 13822 states and 14177 transitions. Second operand has 3 states, 3 states have (on average 244.0) internal successors, (732), 3 states have internal predecessors, (732), 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) [2021-10-13 00:00:25,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:25,994 INFO L93 Difference]: Finished difference Result 26984 states and 27688 transitions. [2021-10-13 00:00:25,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:25,995 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 244.0) internal successors, (732), 3 states have internal predecessors, (732), 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 1280 [2021-10-13 00:00:25,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:26,004 INFO L225 Difference]: With dead ends: 26984 [2021-10-13 00:00:26,005 INFO L226 Difference]: Without dead ends: 13822 [2021-10-13 00:00:26,009 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:26,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2021-10-13 00:00:26,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13822. [2021-10-13 00:00:26,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.0254684899790174) internal successors, (14173), 13821 states have internal predecessors, (14173), 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) [2021-10-13 00:00:26,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14173 transitions. [2021-10-13 00:00:26,121 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14173 transitions. Word has length 1280 [2021-10-13 00:00:26,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:26,122 INFO L470 AbstractCegarLoop]: Abstraction has 13822 states and 14173 transitions. [2021-10-13 00:00:26,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 244.0) internal successors, (732), 3 states have internal predecessors, (732), 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) [2021-10-13 00:00:26,122 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14173 transitions. [2021-10-13 00:00:26,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1296 [2021-10-13 00:00:26,139 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:26,139 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 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, 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] [2021-10-13 00:00:26,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-13 00:00:26,140 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:26,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:26,140 INFO L82 PathProgramCache]: Analyzing trace with hash 273200206, now seen corresponding path program 1 times [2021-10-13 00:00:26,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:26,140 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27355542] [2021-10-13 00:00:26,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:26,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:26,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3589 backedges. 2122 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2021-10-13 00:00:26,647 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:26,647 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27355542] [2021-10-13 00:00:26,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27355542] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:26,647 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:26,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:26,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214099861] [2021-10-13 00:00:26,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:26,650 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:26,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:26,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:26,651 INFO L87 Difference]: Start difference. First operand 13822 states and 14173 transitions. Second operand has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 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) [2021-10-13 00:00:27,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:27,519 INFO L93 Difference]: Finished difference Result 27642 states and 28346 transitions. [2021-10-13 00:00:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:27,520 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 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 1295 [2021-10-13 00:00:27,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:27,532 INFO L225 Difference]: With dead ends: 27642 [2021-10-13 00:00:27,532 INFO L226 Difference]: Without dead ends: 14480 [2021-10-13 00:00:27,537 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:27,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2021-10-13 00:00:27,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 14480. [2021-10-13 00:00:27,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14480 states, 14479 states have (on average 1.0245873333793771) internal successors, (14835), 14479 states have internal predecessors, (14835), 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) [2021-10-13 00:00:27,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 14835 transitions. [2021-10-13 00:00:27,655 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 14835 transitions. Word has length 1295 [2021-10-13 00:00:27,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:27,656 INFO L470 AbstractCegarLoop]: Abstraction has 14480 states and 14835 transitions. [2021-10-13 00:00:27,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 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) [2021-10-13 00:00:27,656 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 14835 transitions. [2021-10-13 00:00:27,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1321 [2021-10-13 00:00:27,718 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:27,719 INFO L512 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:27,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-13 00:00:27,719 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:27,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:27,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1083549741, now seen corresponding path program 1 times [2021-10-13 00:00:27,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:27,722 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574891935] [2021-10-13 00:00:27,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:27,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:28,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3137 backedges. 2174 proven. 0 refuted. 0 times theorem prover too weak. 963 trivial. 0 not checked. [2021-10-13 00:00:28,266 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:28,266 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574891935] [2021-10-13 00:00:28,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574891935] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:28,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:28,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:00:28,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741302209] [2021-10-13 00:00:28,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:00:28,270 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:28,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:00:28,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:00:28,271 INFO L87 Difference]: Start difference. First operand 14480 states and 14835 transitions. Second operand has 4 states, 4 states have (on average 183.25) internal successors, (733), 4 states have internal predecessors, (733), 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) [2021-10-13 00:00:29,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:29,434 INFO L93 Difference]: Finished difference Result 28414 states and 29118 transitions. [2021-10-13 00:00:29,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:00:29,435 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 183.25) internal successors, (733), 4 states have internal predecessors, (733), 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 1320 [2021-10-13 00:00:29,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:29,454 INFO L225 Difference]: With dead ends: 28414 [2021-10-13 00:00:29,455 INFO L226 Difference]: Without dead ends: 14594 [2021-10-13 00:00:29,461 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:00:29,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14594 states. [2021-10-13 00:00:29,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14594 to 14480. [2021-10-13 00:00:29,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14480 states, 14479 states have (on average 1.0238966779473722) internal successors, (14825), 14479 states have internal predecessors, (14825), 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) [2021-10-13 00:00:29,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 14825 transitions. [2021-10-13 00:00:29,587 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 14825 transitions. Word has length 1320 [2021-10-13 00:00:29,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:29,587 INFO L470 AbstractCegarLoop]: Abstraction has 14480 states and 14825 transitions. [2021-10-13 00:00:29,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 183.25) internal successors, (733), 4 states have internal predecessors, (733), 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) [2021-10-13 00:00:29,588 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 14825 transitions. [2021-10-13 00:00:29,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1350 [2021-10-13 00:00:29,605 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:29,606 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:29,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-13 00:00:29,606 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:29,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:29,607 INFO L82 PathProgramCache]: Analyzing trace with hash -2113194585, now seen corresponding path program 1 times [2021-10-13 00:00:29,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:29,608 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350424095] [2021-10-13 00:00:29,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:29,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:30,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3608 backedges. 880 proven. 0 refuted. 0 times theorem prover too weak. 2728 trivial. 0 not checked. [2021-10-13 00:00:30,158 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:30,158 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350424095] [2021-10-13 00:00:30,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350424095] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:30,158 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:30,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:30,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134265981] [2021-10-13 00:00:30,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:30,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:30,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:30,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:30,161 INFO L87 Difference]: Start difference. First operand 14480 states and 14825 transitions. Second operand has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 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) [2021-10-13 00:00:31,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:31,040 INFO L93 Difference]: Finished difference Result 28629 states and 29317 transitions. [2021-10-13 00:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:31,043 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 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 1349 [2021-10-13 00:00:31,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:31,054 INFO L225 Difference]: With dead ends: 28629 [2021-10-13 00:00:31,054 INFO L226 Difference]: Without dead ends: 14480 [2021-10-13 00:00:31,060 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:31,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2021-10-13 00:00:31,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 13822. [2021-10-13 00:00:31,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.0183778308371318) internal successors, (14075), 13821 states have internal predecessors, (14075), 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) [2021-10-13 00:00:31,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14075 transitions. [2021-10-13 00:00:31,175 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14075 transitions. Word has length 1349 [2021-10-13 00:00:31,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:31,176 INFO L470 AbstractCegarLoop]: Abstraction has 13822 states and 14075 transitions. [2021-10-13 00:00:31,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 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) [2021-10-13 00:00:31,177 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14075 transitions. [2021-10-13 00:00:31,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1448 [2021-10-13 00:00:31,200 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:31,201 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:31,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-13 00:00:31,201 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:31,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:31,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1726997540, now seen corresponding path program 1 times [2021-10-13 00:00:31,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:31,203 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563226218] [2021-10-13 00:00:31,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:31,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4081 backedges. 2460 proven. 66 refuted. 0 times theorem prover too weak. 1555 trivial. 0 not checked. [2021-10-13 00:00:31,773 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:31,773 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563226218] [2021-10-13 00:00:31,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563226218] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:00:31,773 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697886459] [2021-10-13 00:00:31,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:31,774 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:00:31,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:31,776 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:00:31,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 00:00:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:32,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 1702 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 00:00:32,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:00:40,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4081 backedges. 1903 proven. 201 refuted. 0 times theorem prover too weak. 1977 trivial. 0 not checked. [2021-10-13 00:00:40,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [697886459] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:00:40,532 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 00:00:40,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 6 [2021-10-13 00:00:40,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925635762] [2021-10-13 00:00:40,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 00:00:40,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:40,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:00:40,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:00:40,538 INFO L87 Difference]: Start difference. First operand 13822 states and 14075 transitions. Second operand has 7 states, 7 states have (on average 179.57142857142858) internal successors, (1257), 6 states have internal predecessors, (1257), 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) [2021-10-13 00:00:44,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:44,207 INFO L93 Difference]: Finished difference Result 36527 states and 37179 transitions. [2021-10-13 00:00:44,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 00:00:44,208 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 179.57142857142858) internal successors, (1257), 6 states have internal predecessors, (1257), 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 1447 [2021-10-13 00:00:44,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:44,224 INFO L225 Difference]: With dead ends: 36527 [2021-10-13 00:00:44,224 INFO L226 Difference]: Without dead ends: 23365 [2021-10-13 00:00:44,230 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1452 GetRequests, 1445 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 54.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:00:44,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23365 states. [2021-10-13 00:00:44,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23365 to 16783. [2021-10-13 00:00:44,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16783 states, 16782 states have (on average 1.0179954713383388) internal successors, (17084), 16782 states have internal predecessors, (17084), 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) [2021-10-13 00:00:44,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16783 states to 16783 states and 17084 transitions. [2021-10-13 00:00:44,420 INFO L78 Accepts]: Start accepts. Automaton has 16783 states and 17084 transitions. Word has length 1447 [2021-10-13 00:00:44,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:44,420 INFO L470 AbstractCegarLoop]: Abstraction has 16783 states and 17084 transitions. [2021-10-13 00:00:44,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 179.57142857142858) internal successors, (1257), 6 states have internal predecessors, (1257), 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) [2021-10-13 00:00:44,421 INFO L276 IsEmpty]: Start isEmpty. Operand 16783 states and 17084 transitions. [2021-10-13 00:00:44,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1541 [2021-10-13 00:00:44,452 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:44,453 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-13 00:00:44,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:44,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-10-13 00:00:44,682 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:44,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:44,683 INFO L82 PathProgramCache]: Analyzing trace with hash 272130667, now seen corresponding path program 1 times [2021-10-13 00:00:44,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:44,684 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18145557] [2021-10-13 00:00:44,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:44,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:45,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4985 backedges. 2829 proven. 0 refuted. 0 times theorem prover too weak. 2156 trivial. 0 not checked. [2021-10-13 00:00:45,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:45,247 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18145557] [2021-10-13 00:00:45,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18145557] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:45,248 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:45,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:45,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439909230] [2021-10-13 00:00:45,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:45,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:45,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:45,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:45,251 INFO L87 Difference]: Start difference. First operand 16783 states and 17084 transitions. Second operand has 3 states, 3 states have (on average 205.33333333333334) internal successors, (616), 3 states have internal predecessors, (616), 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) [2021-10-13 00:00:46,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:46,202 INFO L93 Difference]: Finished difference Result 36198 states and 36845 transitions. [2021-10-13 00:00:46,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:46,202 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 205.33333333333334) internal successors, (616), 3 states have internal predecessors, (616), 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 1540 [2021-10-13 00:00:46,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:46,217 INFO L225 Difference]: With dead ends: 36198 [2021-10-13 00:00:46,217 INFO L226 Difference]: Without dead ends: 20075 [2021-10-13 00:00:46,224 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:46,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20075 states. [2021-10-13 00:00:46,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20075 to 17770. [2021-10-13 00:00:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17770 states, 17769 states have (on average 1.0177275029545838) internal successors, (18084), 17769 states have internal predecessors, (18084), 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) [2021-10-13 00:00:46,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17770 states to 17770 states and 18084 transitions. [2021-10-13 00:00:46,416 INFO L78 Accepts]: Start accepts. Automaton has 17770 states and 18084 transitions. Word has length 1540 [2021-10-13 00:00:46,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:46,417 INFO L470 AbstractCegarLoop]: Abstraction has 17770 states and 18084 transitions. [2021-10-13 00:00:46,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 205.33333333333334) internal successors, (616), 3 states have internal predecessors, (616), 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) [2021-10-13 00:00:46,417 INFO L276 IsEmpty]: Start isEmpty. Operand 17770 states and 18084 transitions. [2021-10-13 00:00:46,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1544 [2021-10-13 00:00:46,448 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:46,449 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:46,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-13 00:00:46,449 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:46,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:46,450 INFO L82 PathProgramCache]: Analyzing trace with hash -655732975, now seen corresponding path program 1 times [2021-10-13 00:00:46,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:46,450 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157237476] [2021-10-13 00:00:46,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:46,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:47,200 INFO L134 CoverageAnalysis]: Checked inductivity of 4869 backedges. 2675 proven. 258 refuted. 0 times theorem prover too weak. 1936 trivial. 0 not checked. [2021-10-13 00:00:47,200 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:47,200 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157237476] [2021-10-13 00:00:47,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157237476] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:00:47,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093189564] [2021-10-13 00:00:47,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:47,201 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:00:47,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:47,202 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:00:47,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-13 00:00:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:48,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 1822 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 00:00:48,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:00:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4869 backedges. 2838 proven. 0 refuted. 0 times theorem prover too weak. 2031 trivial. 0 not checked. [2021-10-13 00:00:51,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093189564] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:51,412 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:00:51,413 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2021-10-13 00:00:51,413 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522846654] [2021-10-13 00:00:51,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:51,415 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:51,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:51,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:00:51,417 INFO L87 Difference]: Start difference. First operand 17770 states and 18084 transitions. Second operand has 3 states, 3 states have (on average 248.0) internal successors, (744), 3 states have internal predecessors, (744), 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) [2021-10-13 00:00:52,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:52,321 INFO L93 Difference]: Finished difference Result 34880 states and 35504 transitions. [2021-10-13 00:00:52,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:52,322 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 248.0) internal successors, (744), 3 states have internal predecessors, (744), 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 1543 [2021-10-13 00:00:52,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:00:52,336 INFO L225 Difference]: With dead ends: 34880 [2021-10-13 00:00:52,337 INFO L226 Difference]: Without dead ends: 17770 [2021-10-13 00:00:52,344 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1548 GetRequests, 1542 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 39.9ms TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:00:52,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17770 states. [2021-10-13 00:00:52,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17770 to 17112. [2021-10-13 00:00:52,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17112 states, 17111 states have (on average 1.0168897200631173) internal successors, (17400), 17111 states have internal predecessors, (17400), 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) [2021-10-13 00:00:52,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17112 states to 17112 states and 17400 transitions. [2021-10-13 00:00:52,522 INFO L78 Accepts]: Start accepts. Automaton has 17112 states and 17400 transitions. Word has length 1543 [2021-10-13 00:00:52,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:00:52,523 INFO L470 AbstractCegarLoop]: Abstraction has 17112 states and 17400 transitions. [2021-10-13 00:00:52,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 248.0) internal successors, (744), 3 states have internal predecessors, (744), 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) [2021-10-13 00:00:52,523 INFO L276 IsEmpty]: Start isEmpty. Operand 17112 states and 17400 transitions. [2021-10-13 00:00:52,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1582 [2021-10-13 00:00:52,555 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:00:52,556 INFO L512 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:00:52,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:52,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-10-13 00:00:52,782 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:00:52,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:52,783 INFO L82 PathProgramCache]: Analyzing trace with hash -1080078241, now seen corresponding path program 1 times [2021-10-13 00:00:52,783 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:52,783 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153205219] [2021-10-13 00:00:52,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:52,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:53,561 INFO L134 CoverageAnalysis]: Checked inductivity of 5690 backedges. 2680 proven. 40 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2021-10-13 00:00:53,562 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:53,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153205219] [2021-10-13 00:00:53,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153205219] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:00:53,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1602917056] [2021-10-13 00:00:53,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:53,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:00:53,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:53,566 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:00:53,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-13 00:00:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:55,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 1884 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 00:00:55,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:00:59,344 INFO L134 CoverageAnalysis]: Checked inductivity of 5690 backedges. 2700 proven. 0 refuted. 0 times theorem prover too weak. 2990 trivial. 0 not checked. [2021-10-13 00:00:59,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1602917056] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:59,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:00:59,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-13 00:00:59,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257167327] [2021-10-13 00:00:59,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:00:59,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:59,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:59,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:00:59,348 INFO L87 Difference]: Start difference. First operand 17112 states and 17400 transitions. Second operand has 3 states, 3 states have (on average 211.33333333333334) internal successors, (634), 3 states have internal predecessors, (634), 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) [2021-10-13 00:01:00,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:01:00,181 INFO L93 Difference]: Finished difference Result 33564 states and 34136 transitions. [2021-10-13 00:01:00,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:01:00,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 211.33333333333334) internal successors, (634), 3 states have internal predecessors, (634), 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 1581 [2021-10-13 00:01:00,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:01:00,196 INFO L225 Difference]: With dead ends: 33564 [2021-10-13 00:01:00,196 INFO L226 Difference]: Without dead ends: 17112 [2021-10-13 00:01:00,204 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1588 GetRequests, 1585 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.3ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:01:00,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17112 states. [2021-10-13 00:01:00,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17112 to 17112. [2021-10-13 00:01:00,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17112 states, 17111 states have (on average 1.0166559523113787) internal successors, (17396), 17111 states have internal predecessors, (17396), 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) [2021-10-13 00:01:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17112 states to 17112 states and 17396 transitions. [2021-10-13 00:01:00,370 INFO L78 Accepts]: Start accepts. Automaton has 17112 states and 17396 transitions. Word has length 1581 [2021-10-13 00:01:00,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:01:00,371 INFO L470 AbstractCegarLoop]: Abstraction has 17112 states and 17396 transitions. [2021-10-13 00:01:00,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 211.33333333333334) internal successors, (634), 3 states have internal predecessors, (634), 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) [2021-10-13 00:01:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 17112 states and 17396 transitions. [2021-10-13 00:01:00,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2115 [2021-10-13 00:01:00,408 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:01:00,409 INFO L512 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 3, 3, 3, 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] [2021-10-13 00:01:00,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:01:00,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-10-13 00:01:00,610 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:01:00,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:01:00,611 INFO L82 PathProgramCache]: Analyzing trace with hash -726323667, now seen corresponding path program 1 times [2021-10-13 00:01:00,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:01:00,611 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134998051] [2021-10-13 00:01:00,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:00,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:01:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:01:02,049 INFO L134 CoverageAnalysis]: Checked inductivity of 9514 backedges. 6674 proven. 140 refuted. 0 times theorem prover too weak. 2700 trivial. 0 not checked. [2021-10-13 00:01:02,050 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:01:02,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134998051] [2021-10-13 00:01:02,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134998051] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:01:02,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [727786005] [2021-10-13 00:01:02,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:02,051 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:01:02,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:01:02,054 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:01:02,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-13 00:01:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:01:04,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 2489 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 00:01:04,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:01:08,657 INFO L134 CoverageAnalysis]: Checked inductivity of 9514 backedges. 5470 proven. 0 refuted. 0 times theorem prover too weak. 4044 trivial. 0 not checked. [2021-10-13 00:01:08,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [727786005] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:01:08,658 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:01:08,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-10-13 00:01:08,659 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387399718] [2021-10-13 00:01:08,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:01:08,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:01:08,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:01:08,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:01:08,662 INFO L87 Difference]: Start difference. First operand 17112 states and 17396 transitions. Second operand has 3 states, 3 states have (on average 212.33333333333334) internal successors, (637), 3 states have internal predecessors, (637), 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) [2021-10-13 00:01:09,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:01:09,944 INFO L93 Difference]: Finished difference Result 35867 states and 36471 transitions. [2021-10-13 00:01:09,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:01:09,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 212.33333333333334) internal successors, (637), 3 states have internal predecessors, (637), 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 2114 [2021-10-13 00:01:09,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:01:09,961 INFO L225 Difference]: With dead ends: 35867 [2021-10-13 00:01:09,961 INFO L226 Difference]: Without dead ends: 19415 [2021-10-13 00:01:09,969 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2119 GetRequests, 2114 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 32.6ms TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:01:09,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19415 states. [2021-10-13 00:01:10,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19415 to 18428. [2021-10-13 00:01:10,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18428 states, 18427 states have (on average 1.0162261898301406) internal successors, (18726), 18427 states have internal predecessors, (18726), 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) [2021-10-13 00:01:10,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18428 states to 18428 states and 18726 transitions. [2021-10-13 00:01:10,173 INFO L78 Accepts]: Start accepts. Automaton has 18428 states and 18726 transitions. Word has length 2114 [2021-10-13 00:01:10,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:01:10,174 INFO L470 AbstractCegarLoop]: Abstraction has 18428 states and 18726 transitions. [2021-10-13 00:01:10,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 212.33333333333334) internal successors, (637), 3 states have internal predecessors, (637), 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) [2021-10-13 00:01:10,174 INFO L276 IsEmpty]: Start isEmpty. Operand 18428 states and 18726 transitions. [2021-10-13 00:01:10,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2146 [2021-10-13 00:01:10,213 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:01:10,214 INFO L512 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 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, 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, 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] [2021-10-13 00:01:10,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-10-13 00:01:10,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-10-13 00:01:10,418 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:01:10,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:01:10,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1235114076, now seen corresponding path program 1 times [2021-10-13 00:01:10,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:01:10,419 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083010960] [2021-10-13 00:01:10,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:10,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:01:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:01:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 9951 backedges. 7282 proven. 78 refuted. 0 times theorem prover too weak. 2591 trivial. 0 not checked. [2021-10-13 00:01:11,484 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:01:11,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083010960] [2021-10-13 00:01:11,484 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083010960] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:01:11,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841526362] [2021-10-13 00:01:11,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:11,485 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:01:11,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:01:11,486 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:01:11,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-13 00:01:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:01:14,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 2523 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 00:01:14,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:01:20,261 INFO L134 CoverageAnalysis]: Checked inductivity of 9951 backedges. 1476 proven. 0 refuted. 0 times theorem prover too weak. 8475 trivial. 0 not checked. [2021-10-13 00:01:20,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841526362] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:01:20,262 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:01:20,263 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2021-10-13 00:01:20,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471611728] [2021-10-13 00:01:20,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:01:20,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:01:20,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:01:20,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:01:20,266 INFO L87 Difference]: Start difference. First operand 18428 states and 18726 transitions. Second operand has 4 states, 4 states have (on average 100.5) internal successors, (402), 4 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) [2021-10-13 00:01:22,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:01:22,374 INFO L93 Difference]: Finished difference Result 40473 states and 41132 transitions. [2021-10-13 00:01:22,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:01:22,380 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 100.5) internal successors, (402), 4 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 2145 [2021-10-13 00:01:22,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:01:22,399 INFO L225 Difference]: With dead ends: 40473 [2021-10-13 00:01:22,399 INFO L226 Difference]: Without dead ends: 22705 [2021-10-13 00:01:22,406 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2150 GetRequests, 2144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 58.3ms TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:01:22,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22705 states. [2021-10-13 00:01:22,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22705 to 18757. [2021-10-13 00:01:22,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18757 states, 18756 states have (on average 1.0158882490936234) internal successors, (19054), 18756 states have internal predecessors, (19054), 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) [2021-10-13 00:01:22,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18757 states to 18757 states and 19054 transitions. [2021-10-13 00:01:22,602 INFO L78 Accepts]: Start accepts. Automaton has 18757 states and 19054 transitions. Word has length 2145 [2021-10-13 00:01:22,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:01:22,603 INFO L470 AbstractCegarLoop]: Abstraction has 18757 states and 19054 transitions. [2021-10-13 00:01:22,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 100.5) internal successors, (402), 4 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) [2021-10-13 00:01:22,604 INFO L276 IsEmpty]: Start isEmpty. Operand 18757 states and 19054 transitions. [2021-10-13 00:01:22,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2200 [2021-10-13 00:01:22,643 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:01:22,644 INFO L512 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2021-10-13 00:01:22,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-13 00:01:22,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:01:22,846 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:01:22,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:01:22,847 INFO L82 PathProgramCache]: Analyzing trace with hash 226131253, now seen corresponding path program 1 times [2021-10-13 00:01:22,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:01:22,847 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934509351] [2021-10-13 00:01:22,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:22,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:01:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:01:23,884 INFO L134 CoverageAnalysis]: Checked inductivity of 10264 backedges. 2515 proven. 0 refuted. 0 times theorem prover too weak. 7749 trivial. 0 not checked. [2021-10-13 00:01:23,884 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:01:23,884 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934509351] [2021-10-13 00:01:23,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934509351] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:01:23,884 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:01:23,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 00:01:23,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939712183] [2021-10-13 00:01:23,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:01:23,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:01:23,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:01:23,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:01:23,889 INFO L87 Difference]: Start difference. First operand 18757 states and 19054 transitions. Second operand has 6 states, 6 states have (on average 94.83333333333333) internal successors, (569), 6 states have internal predecessors, (569), 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) [2021-10-13 00:01:24,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:01:24,724 INFO L93 Difference]: Finished difference Result 36257 states and 36838 transitions. [2021-10-13 00:01:24,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:01:24,725 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 94.83333333333333) internal successors, (569), 6 states have internal predecessors, (569), 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 2199 [2021-10-13 00:01:24,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:01:24,739 INFO L225 Difference]: With dead ends: 36257 [2021-10-13 00:01:24,739 INFO L226 Difference]: Without dead ends: 18099 [2021-10-13 00:01:24,745 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 38.1ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:01:24,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18099 states. [2021-10-13 00:01:25,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18099 to 18099. [2021-10-13 00:01:25,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18099 states, 18098 states have (on average 1.0159133605923307) internal successors, (18386), 18098 states have internal predecessors, (18386), 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) [2021-10-13 00:01:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18099 states to 18099 states and 18386 transitions. [2021-10-13 00:01:25,029 INFO L78 Accepts]: Start accepts. Automaton has 18099 states and 18386 transitions. Word has length 2199 [2021-10-13 00:01:25,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:01:25,030 INFO L470 AbstractCegarLoop]: Abstraction has 18099 states and 18386 transitions. [2021-10-13 00:01:25,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 94.83333333333333) internal successors, (569), 6 states have internal predecessors, (569), 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) [2021-10-13 00:01:25,030 INFO L276 IsEmpty]: Start isEmpty. Operand 18099 states and 18386 transitions. [2021-10-13 00:01:25,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2254 [2021-10-13 00:01:25,072 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:01:25,073 INFO L512 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 7, 7, 7, 7, 7, 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, 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, 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] [2021-10-13 00:01:25,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-10-13 00:01:25,073 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:01:25,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:01:25,074 INFO L82 PathProgramCache]: Analyzing trace with hash -1108494198, now seen corresponding path program 1 times [2021-10-13 00:01:25,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:01:25,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353060653] [2021-10-13 00:01:25,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:25,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:01:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:01:26,221 INFO L134 CoverageAnalysis]: Checked inductivity of 10848 backedges. 7880 proven. 78 refuted. 0 times theorem prover too weak. 2890 trivial. 0 not checked. [2021-10-13 00:01:26,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:01:26,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353060653] [2021-10-13 00:01:26,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353060653] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:01:26,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1202060220] [2021-10-13 00:01:26,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:26,221 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:01:26,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:01:26,222 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:01:26,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-13 00:01:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:01:29,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 2625 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 00:01:29,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:01:34,039 INFO L134 CoverageAnalysis]: Checked inductivity of 10848 backedges. 662 proven. 0 refuted. 0 times theorem prover too weak. 10186 trivial. 0 not checked. [2021-10-13 00:01:34,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1202060220] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:01:34,040 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:01:34,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-10-13 00:01:34,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778949081] [2021-10-13 00:01:34,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:01:34,042 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:01:34,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:01:34,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:01:34,043 INFO L87 Difference]: Start difference. First operand 18099 states and 18386 transitions. Second operand has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 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) [2021-10-13 00:01:35,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:01:35,054 INFO L93 Difference]: Finished difference Result 35538 states and 36111 transitions. [2021-10-13 00:01:35,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:01:35,055 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 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 2253 [2021-10-13 00:01:35,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:01:35,071 INFO L225 Difference]: With dead ends: 35538 [2021-10-13 00:01:35,071 INFO L226 Difference]: Without dead ends: 19415 [2021-10-13 00:01:35,078 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2258 GetRequests, 2253 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 35.1ms TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:01:35,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19415 states. [2021-10-13 00:01:35,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19415 to 17770. [2021-10-13 00:01:35,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17770 states, 17769 states have (on average 1.0150824469581856) internal successors, (18037), 17769 states have internal predecessors, (18037), 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) [2021-10-13 00:01:35,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17770 states to 17770 states and 18037 transitions. [2021-10-13 00:01:35,258 INFO L78 Accepts]: Start accepts. Automaton has 17770 states and 18037 transitions. Word has length 2253 [2021-10-13 00:01:35,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:01:35,260 INFO L470 AbstractCegarLoop]: Abstraction has 17770 states and 18037 transitions. [2021-10-13 00:01:35,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 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) [2021-10-13 00:01:35,260 INFO L276 IsEmpty]: Start isEmpty. Operand 17770 states and 18037 transitions. [2021-10-13 00:01:35,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2259 [2021-10-13 00:01:35,303 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:01:35,304 INFO L512 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:01:35,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:01:35,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:01:35,506 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:01:35,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:01:35,507 INFO L82 PathProgramCache]: Analyzing trace with hash -996142713, now seen corresponding path program 1 times [2021-10-13 00:01:35,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:01:35,507 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106306678] [2021-10-13 00:01:35,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:35,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:01:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:01:36,705 INFO L134 CoverageAnalysis]: Checked inductivity of 10110 backedges. 7392 proven. 78 refuted. 0 times theorem prover too weak. 2640 trivial. 0 not checked. [2021-10-13 00:01:36,705 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:01:36,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106306678] [2021-10-13 00:01:36,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106306678] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:01:36,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622960457] [2021-10-13 00:01:36,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:36,706 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:01:36,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:01:36,707 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:01:36,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-13 00:01:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:01:40,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 2644 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 00:01:40,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:01:47,870 INFO L134 CoverageAnalysis]: Checked inductivity of 10110 backedges. 1425 proven. 51 refuted. 0 times theorem prover too weak. 8634 trivial. 0 not checked. [2021-10-13 00:01:47,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622960457] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:01:47,871 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 00:01:47,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2021-10-13 00:01:47,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779339620] [2021-10-13 00:01:47,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:01:47,876 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:01:47,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:01:47,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:01:47,877 INFO L87 Difference]: Start difference. First operand 17770 states and 18037 transitions. Second operand has 8 states, 8 states have (on average 152.625) internal successors, (1221), 8 states have internal predecessors, (1221), 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) [2021-10-13 00:01:55,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:01:55,820 INFO L93 Difference]: Finished difference Result 37007 states and 37561 transitions. [2021-10-13 00:01:55,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-13 00:01:55,821 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 152.625) internal successors, (1221), 8 states have internal predecessors, (1221), 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 2258 [2021-10-13 00:01:55,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:01:55,839 INFO L225 Difference]: With dead ends: 37007 [2021-10-13 00:01:55,839 INFO L226 Difference]: Without dead ends: 21213 [2021-10-13 00:01:55,847 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2276 GetRequests, 2263 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 155.2ms TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2021-10-13 00:01:55,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21213 states. [2021-10-13 00:01:56,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21213 to 19415. [2021-10-13 00:01:56,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19415 states, 19414 states have (on average 1.0139589986607602) internal successors, (19685), 19414 states have internal predecessors, (19685), 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) [2021-10-13 00:01:56,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19415 states to 19415 states and 19685 transitions. [2021-10-13 00:01:56,060 INFO L78 Accepts]: Start accepts. Automaton has 19415 states and 19685 transitions. Word has length 2258 [2021-10-13 00:01:56,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:01:56,061 INFO L470 AbstractCegarLoop]: Abstraction has 19415 states and 19685 transitions. [2021-10-13 00:01:56,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 152.625) internal successors, (1221), 8 states have internal predecessors, (1221), 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) [2021-10-13 00:01:56,062 INFO L276 IsEmpty]: Start isEmpty. Operand 19415 states and 19685 transitions. [2021-10-13 00:01:56,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2646 [2021-10-13 00:01:56,117 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:01:56,118 INFO L512 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:01:56,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-10-13 00:01:56,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-10-13 00:01:56,322 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:01:56,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:01:56,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1229683851, now seen corresponding path program 1 times [2021-10-13 00:01:56,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:01:56,323 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458595512] [2021-10-13 00:01:56,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:56,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:01:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:01:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 12828 backedges. 7803 proven. 42 refuted. 0 times theorem prover too weak. 4983 trivial. 0 not checked. [2021-10-13 00:01:57,837 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:01:57,837 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458595512] [2021-10-13 00:01:57,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458595512] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:01:57,837 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1288478639] [2021-10-13 00:01:57,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:01:57,838 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:01:57,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:01:57,842 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:01:57,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-13 00:02:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:02:02,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 3064 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:02:02,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:02:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 12828 backedges. 3722 proven. 69 refuted. 0 times theorem prover too weak. 9037 trivial. 0 not checked. [2021-10-13 00:02:08,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1288478639] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:02:08,019 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 00:02:08,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-13 00:02:08,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241249563] [2021-10-13 00:02:08,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:02:08,024 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:02:08,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:02:08,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:02:08,026 INFO L87 Difference]: Start difference. First operand 19415 states and 19685 transitions. Second operand has 6 states, 6 states have (on average 225.83333333333334) internal successors, (1355), 6 states have internal predecessors, (1355), 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) [2021-10-13 00:02:10,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:02:10,714 INFO L93 Difference]: Finished difference Result 40499 states and 41064 transitions. [2021-10-13 00:02:10,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 00:02:10,715 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 225.83333333333334) internal successors, (1355), 6 states have internal predecessors, (1355), 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 2645 [2021-10-13 00:02:10,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:02:10,716 INFO L225 Difference]: With dead ends: 40499 [2021-10-13 00:02:10,716 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:02:10,726 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2657 GetRequests, 2651 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 49.7ms TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:02:10,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:02:10,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:02:10,727 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) [2021-10-13 00:02:10,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:02:10,728 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2645 [2021-10-13 00:02:10,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:02:10,728 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:02:10,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 225.83333333333334) internal successors, (1355), 6 states have internal predecessors, (1355), 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) [2021-10-13 00:02:10,729 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:02:10,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:02:10,731 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:02:10,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:02:10,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-10-13 00:02:10,937 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:02:10,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:02:11,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:02:13,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:02:14,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:02:26,250 INFO L857 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,250 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,250 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,250 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,250 INFO L857 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,250 INFO L857 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,250 INFO L857 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,251 INFO L857 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,251 INFO L857 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,251 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,251 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,251 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,251 INFO L857 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,251 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,251 INFO L857 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,251 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-10-13 00:02:26,251 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,252 INFO L857 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-13 00:02:26,253 INFO L857 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-10-13 00:02:26,254 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,255 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,256 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,256 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,257 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,257 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,257 INFO L857 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,257 INFO L857 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,257 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,257 INFO L857 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,257 INFO L857 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,257 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-10-13 00:02:26,257 INFO L857 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,258 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-13 00:02:26,258 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-10-13 00:02:26,258 INFO L853 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse25 (+ 87 ~a18~0))) (let ((.cse0 (= ~a16~0 9)) (.cse2 (<= 0 .cse25)) (.cse13 (<= .cse25 0)) (.cse14 (<= ~a12~0 6)) (.cse9 (<= 4 ~a15~0)) (.cse6 (= ~a12~0 6)) (.cse18 (= ~a12~0 8)) (.cse16 (= ~a16~0 12)) (.cse15 (= ~a12~0 9)) (.cse22 (= ~a16~0 11)) (.cse17 (<= ~a18~0 132)) (.cse19 (= 5 ~a12~0)) (.cse21 (= ~a15~0 3)) (.cse10 (<= ~a15~0 3)) (.cse11 (<= ~a12~0 7)) (.cse12 (<= 7 ~a12~0)) (.cse8 (<= ~a16~0 11)) (.cse20 (< (+ ~a18~0 79) 0)) (.cse3 (= ~a16~0 8)) (.cse4 (not (= 3 ULTIMATE.start_calculate_output_~input))) (.cse5 (= ~a15~0 4)) (.cse7 (< 0 (+ (div (+ ~a18~0 354899) 5) 156))) (.cse1 (= 7 ~a12~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5 .cse1) (and .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 (<= 27 ~a18~0) .cse8) (and .cse10 .cse6 .cse13 .cse8) (and .cse0 .cse6 .cse9) (and .cse3 .cse4 .cse5 (<= (+ ~a18~0 388559) 0) .cse14) (and .cse15 .cse10 .cse16 .cse7) (and .cse0 .cse17 (<= ~a12~0 8) .cse12 .cse7) (and .cse3 .cse5 .cse18 (<= (+ ~a18~0 156) 0)) (and .cse0 .cse19 .cse20 .cse9) (and .cse10 .cse16 .cse17 .cse7 .cse1) (and .cse2 .cse3 .cse10) (and .cse16 .cse19 .cse7 .cse21) (and .cse15 .cse10 .cse8) (and .cse15 .cse0 .cse7 .cse20) (and (< (+ ~a18~0 78) 0) .cse14 .cse7 .cse8 .cse9) (and .cse3 .cse10 .cse11) (and .cse2 .cse10 .cse6 .cse16) (and .cse10 .cse18 .cse16 .cse17) (and .cse2 .cse3 .cse5 .cse18 .cse17) (and .cse10 .cse18 .cse8) (and .cse0 .cse19 .cse21) (and .cse2 (= ~a16~0 10) .cse17 .cse19 .cse21) (and .cse2 .cse22 .cse13 (not (= ULTIMATE.start_calculate_output_~input 4)) .cse19 .cse21) (let ((.cse23 (div (+ ~a18~0 (- 599175)) 3))) (and (= (mod ~a18~0 3) 0) (<= (+ .cse23 79) 0) (< 0 (+ .cse23 156)) .cse14 .cse8 .cse9)) (and (< 0 (+ (div (+ ~a18~0 (- 135)) 299932) 1)) .cse6 .cse8) (and .cse10 .cse18 .cse16 (<= (+ (div ~a18~0 (- 2)) 79) 0)) (and .cse15 .cse3 .cse5 .cse7) (and .cse22 .cse17 .cse19 .cse21 (<= 83 ~a18~0)) (and .cse10 .cse11 .cse12 .cse7 .cse8 .cse20) (and (<= ~a12~0 5) .cse3 .cse5) (and .cse3 .cse4 .cse5 (exists ((aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 Int) (aux_div_aux_mod_v_~a18~0_905_35_65 Int)) (let ((.cse24 (* 3 aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42))) (and (< .cse24 3) (<= 0 .cse24) (< 0 (+ aux_div_aux_mod_v_~a18~0_905_35_65 156 aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42)) (<= (+ ~a18~0 557770) (div (+ (* aux_div_aux_mod_v_~a18~0_905_35_65 27) 5392575 (* aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 27)) 10)) (<= (+ aux_div_aux_mod_v_~a18~0_905_35_65 79) 0)))) .cse7 .cse1)))) [2021-10-13 00:02:26,258 INFO L857 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,258 INFO L857 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-10-13 00:02:26,259 INFO L857 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,260 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-10-13 00:02:26,261 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,262 INFO L857 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,263 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-10-13 00:02:26,263 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-10-13 00:02:26,263 INFO L857 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,263 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-10-13 00:02:26,263 INFO L857 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,263 INFO L853 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse25 (+ 87 ~a18~0))) (let ((.cse0 (= ~a16~0 9)) (.cse2 (<= 0 .cse25)) (.cse13 (<= .cse25 0)) (.cse14 (<= ~a12~0 6)) (.cse9 (<= 4 ~a15~0)) (.cse6 (= ~a12~0 6)) (.cse17 (= ~a12~0 8)) (.cse16 (= ~a16~0 12)) (.cse15 (= ~a12~0 9)) (.cse22 (= ~a16~0 11)) (.cse20 (<= ~a18~0 132)) (.cse18 (= 5 ~a12~0)) (.cse21 (= ~a15~0 3)) (.cse10 (<= ~a15~0 3)) (.cse11 (<= ~a12~0 7)) (.cse12 (<= 7 ~a12~0)) (.cse8 (<= ~a16~0 11)) (.cse19 (< (+ ~a18~0 79) 0)) (.cse3 (= ~a16~0 8)) (.cse4 (not (= 3 ULTIMATE.start_calculate_output_~input))) (.cse5 (= ~a15~0 4)) (.cse7 (< 0 (+ (div (+ ~a18~0 354899) 5) 156))) (.cse1 (= 7 ~a12~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5 .cse1) (and .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 (<= 27 ~a18~0) .cse8) (and .cse10 .cse6 .cse13 .cse8) (and .cse0 .cse6 .cse9) (and .cse3 .cse4 .cse5 (<= (+ ~a18~0 388559) 0) .cse14) (and .cse15 .cse10 .cse16 .cse7) (and .cse3 .cse5 .cse17 (<= (+ ~a18~0 156) 0)) (and .cse0 .cse18 .cse19 .cse9) (and .cse10 .cse16 .cse20 .cse7 .cse1) (and .cse2 .cse3 .cse10) (and .cse16 .cse18 .cse7 .cse21) (and .cse15 .cse10 .cse8) (and .cse15 .cse0 .cse7 .cse19) (and (< (+ ~a18~0 78) 0) .cse14 .cse7 .cse8 .cse9) (and .cse0 .cse17 .cse20 .cse7) (and .cse3 .cse10 .cse11) (and .cse2 .cse10 .cse6 .cse16) (and .cse10 .cse17 .cse16 .cse20) (and .cse2 .cse3 .cse5 .cse17 .cse20) (and .cse10 .cse17 .cse8) (and .cse0 .cse18 .cse21) (and .cse2 .cse22 .cse13 (not (= ULTIMATE.start_calculate_output_~input 4)) .cse18 .cse21) (let ((.cse23 (div (+ ~a18~0 (- 599175)) 3))) (and (= (mod ~a18~0 3) 0) (<= (+ .cse23 79) 0) (< 0 (+ .cse23 156)) .cse14 .cse8 .cse9)) (and (< 0 (+ (div (+ ~a18~0 (- 135)) 299932) 1)) .cse6 .cse8) (and .cse10 .cse17 .cse16 (<= (+ (div ~a18~0 (- 2)) 79) 0)) (and .cse15 .cse3 .cse5 .cse7) (and .cse22 .cse20 .cse18 .cse21 (<= 83 ~a18~0)) (and .cse10 .cse11 .cse12 .cse7 .cse8 .cse19) (and (<= ~a12~0 5) .cse3 .cse5) (and .cse3 .cse4 .cse5 (exists ((aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 Int) (aux_div_aux_mod_v_~a18~0_905_35_65 Int)) (let ((.cse24 (* 3 aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42))) (and (< .cse24 3) (<= 0 .cse24) (< 0 (+ aux_div_aux_mod_v_~a18~0_905_35_65 156 aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42)) (<= (+ ~a18~0 557770) (div (+ (* aux_div_aux_mod_v_~a18~0_905_35_65 27) 5392575 (* aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 27)) 10)) (<= (+ aux_div_aux_mod_v_~a18~0_905_35_65 79) 0)))) .cse7 .cse1)))) [2021-10-13 00:02:26,263 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,263 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,263 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,264 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L860 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,265 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-13 00:02:26,266 INFO L857 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,266 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-10-13 00:02:26,266 INFO L857 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,266 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-10-13 00:02:26,266 INFO L857 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,266 INFO L857 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,266 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,267 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,267 INFO L857 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,267 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,267 INFO L857 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,267 INFO L857 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,267 INFO L857 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,267 INFO L857 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,268 INFO L857 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,268 INFO L857 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,268 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,268 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,268 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,268 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,268 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-10-13 00:02:26,269 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-10-13 00:02:26,269 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-10-13 00:02:26,269 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:02:26,269 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 176) no Hoare annotation was computed. [2021-10-13 00:02:26,269 INFO L853 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse25 (+ 87 ~a18~0))) (let ((.cse0 (= ~a16~0 9)) (.cse14 (<= ~a12~0 6)) (.cse9 (<= 4 ~a15~0)) (.cse6 (= ~a12~0 6)) (.cse2 (<= 0 .cse25)) (.cse13 (<= .cse25 0)) (.cse18 (= ~a12~0 8)) (.cse16 (= ~a16~0 12)) (.cse15 (= ~a12~0 9)) (.cse23 (= ~a16~0 11)) (.cse17 (<= ~a18~0 132)) (.cse19 (= 5 ~a12~0)) (.cse21 (= ~a15~0 3)) (.cse10 (<= ~a15~0 3)) (.cse11 (<= ~a12~0 7)) (.cse12 (<= 7 ~a12~0)) (.cse8 (<= ~a16~0 11)) (.cse20 (< (+ ~a18~0 79) 0)) (.cse3 (= ~a16~0 8)) (.cse4 (not (= 3 ULTIMATE.start_calculate_output_~input))) (.cse5 (= ~a15~0 4)) (.cse7 (< 0 (+ (div (+ ~a18~0 354899) 5) 156))) (.cse1 (= 7 ~a12~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5 .cse1) (and .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 (<= 27 ~a18~0) .cse8) (and .cse10 .cse6 .cse13 .cse8) (and .cse0 .cse6 .cse9) (and .cse3 .cse4 .cse5 (<= (+ ~a18~0 388559) 0) .cse14) (and .cse15 .cse10 .cse16 .cse7) (and .cse0 .cse17 (<= ~a12~0 8) .cse12 .cse7) (and .cse3 .cse5 .cse18 (<= (+ ~a18~0 156) 0)) (and .cse0 .cse19 .cse20 .cse9) (and .cse10 .cse16 .cse17 .cse7 .cse1) (and .cse2 .cse3 .cse10) (and .cse16 .cse19 .cse7 .cse21) (and .cse15 .cse10 .cse8) (and .cse15 .cse0 .cse7 .cse20) (and (< (+ ~a18~0 78) 0) .cse14 .cse7 .cse8 .cse9) (and .cse3 .cse10 .cse11) (and .cse2 .cse10 .cse6 .cse16) (and .cse10 .cse18 .cse16 .cse17) (and .cse2 .cse3 .cse5 .cse18 .cse17) (and .cse10 .cse18 .cse8) (and .cse0 .cse19 .cse21) (and .cse2 (= ~a16~0 10) .cse17 .cse19 .cse21) (let ((.cse22 (div (+ ~a18~0 (- 599175)) 3))) (and (= (mod ~a18~0 3) 0) (<= (+ .cse22 79) 0) (< 0 (+ .cse22 156)) .cse14 .cse8 .cse9)) (and (< 0 (+ (div (+ ~a18~0 (- 135)) 299932) 1)) .cse6 .cse8) (and .cse2 .cse23 .cse13 .cse19 .cse21) (and .cse10 .cse18 .cse16 (<= (+ (div ~a18~0 (- 2)) 79) 0)) (and .cse15 .cse3 .cse5 .cse7) (and .cse23 .cse17 .cse19 .cse21 (<= 83 ~a18~0)) (and .cse10 .cse11 .cse12 .cse7 .cse8 .cse20) (and (<= ~a12~0 5) .cse3 .cse5) (and .cse3 .cse4 .cse5 (exists ((aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 Int) (aux_div_aux_mod_v_~a18~0_905_35_65 Int)) (let ((.cse24 (* 3 aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42))) (and (< .cse24 3) (<= 0 .cse24) (< 0 (+ aux_div_aux_mod_v_~a18~0_905_35_65 156 aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42)) (<= (+ ~a18~0 557770) (div (+ (* aux_div_aux_mod_v_~a18~0_905_35_65 27) 5392575 (* aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 27)) 10)) (<= (+ aux_div_aux_mod_v_~a18~0_905_35_65 79) 0)))) .cse7 .cse1)))) [2021-10-13 00:02:26,270 INFO L857 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,270 INFO L857 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,270 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,270 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,270 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,270 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,271 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,271 INFO L857 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,271 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,271 INFO L857 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,271 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,271 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,271 INFO L857 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,272 INFO L857 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,272 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-10-13 00:02:26,272 INFO L857 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,272 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-10-13 00:02:26,272 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-10-13 00:02:26,272 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,272 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,273 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,273 INFO L857 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,273 INFO L857 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,273 INFO L857 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,273 INFO L857 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,273 INFO L857 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,274 INFO L857 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,274 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,274 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,274 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,274 INFO L857 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2021-10-13 00:02:26,274 INFO L857 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,274 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,275 INFO L857 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,275 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,275 INFO L857 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,275 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-10-13 00:02:26,275 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-10-13 00:02:26,275 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-10-13 00:02:26,275 INFO L857 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,276 INFO L857 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,276 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,276 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,276 INFO L857 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,276 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,276 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,276 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,277 INFO L857 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,277 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,277 INFO L857 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,277 INFO L857 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,277 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,277 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-10-13 00:02:26,277 INFO L857 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,278 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-10-13 00:02:26,283 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-10-13 00:02:26,283 INFO L857 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,283 INFO L857 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,284 INFO L857 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,284 INFO L857 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,285 INFO L857 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,285 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,285 INFO L857 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,285 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,286 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,286 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,286 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,287 INFO L857 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,288 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,289 INFO L857 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,289 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-10-13 00:02:26,289 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-10-13 00:02:26,289 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-10-13 00:02:26,289 INFO L857 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,289 INFO L857 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,289 INFO L857 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,290 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,290 INFO L857 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,290 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,290 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,290 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,290 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,290 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,291 INFO L857 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,291 INFO L857 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,291 INFO L857 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,291 INFO L857 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,291 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-13 00:02:26,291 INFO L857 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,291 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-10-13 00:02:26,291 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,292 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,293 INFO L857 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,294 INFO L857 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,294 INFO L857 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,294 INFO L857 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,294 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:02:26,294 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,294 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-10-13 00:02:26,294 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-10-13 00:02:26,294 INFO L857 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,294 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,294 INFO L857 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,295 INFO L857 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,296 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-10-13 00:02:26,297 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-10-13 00:02:26,297 INFO L857 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,297 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,297 INFO L857 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,297 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,297 INFO L857 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,297 INFO L857 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,298 INFO L857 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,298 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,298 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,298 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:02:26,298 INFO L857 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,298 INFO L857 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,298 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-10-13 00:02:26,299 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-10-13 00:02:26,299 INFO L857 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,299 INFO L857 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,299 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,299 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,299 INFO L857 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,299 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,300 INFO L857 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,300 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,300 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,300 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,300 INFO L857 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,300 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,303 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,304 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,304 INFO L857 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,304 INFO L857 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,304 INFO L857 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,305 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-10-13 00:02:26,305 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-10-13 00:02:26,307 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2021-10-13 00:02:26,308 INFO L857 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,308 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,308 INFO L857 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2021-10-13 00:02:26,308 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-10-13 00:02:26,308 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-10-13 00:02:26,308 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-13 00:02:26,315 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:02:26,333 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,334 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,335 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,335 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,335 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,335 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,335 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,366 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,366 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,366 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,366 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,366 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,367 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,367 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,374 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,374 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,374 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,374 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,375 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,375 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,375 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,384 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,384 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,385 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,385 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,385 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,385 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,385 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,388 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,388 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,388 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,388 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,389 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,389 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,389 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:02:26 BoogieIcfgContainer [2021-10-13 00:02:26,391 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:02:26,392 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:02:26,392 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:02:26,392 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:02:26,393 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:59:50" (3/4) ... [2021-10-13 00:02:26,396 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:02:26,454 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 00:02:26,457 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 00:02:26,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:02:26,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:02:26,494 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((a16 == 9 && 7 == a12) || ((((0 <= 87 + a18 && a16 == 8) && !(3 == input)) && a15 == 4) && 7 == a12)) || (((a12 == 6 && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || ((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 27 <= a18) && a16 <= 11)) || (((a15 <= 3 && a12 == 6) && 87 + a18 <= 0) && a16 <= 11)) || ((a16 == 9 && a12 == 6) && 4 <= a15)) || ((((a16 == 8 && !(3 == input)) && a15 == 4) && a18 + 388559 <= 0) && a12 <= 6)) || (((a12 == 9 && a15 <= 3) && a16 == 12) && 0 < (a18 + 354899) / 5 + 156)) || ((((a16 == 9 && a18 <= 132) && a12 <= 8) && 7 <= a12) && 0 < (a18 + 354899) / 5 + 156)) || (((a16 == 8 && a15 == 4) && a12 == 8) && a18 + 156 <= 0)) || (((a16 == 9 && 5 == a12) && a18 + 79 < 0) && 4 <= a15)) || ((((a15 <= 3 && a16 == 12) && a18 <= 132) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12)) || ((0 <= 87 + a18 && a16 == 8) && a15 <= 3)) || (((a16 == 12 && 5 == a12) && 0 < (a18 + 354899) / 5 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || (((a12 == 9 && a16 == 9) && 0 < (a18 + 354899) / 5 + 156) && a18 + 79 < 0)) || ((((a18 + 78 < 0 && a12 <= 6) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || ((a16 == 8 && a15 <= 3) && a12 <= 7)) || (((0 <= 87 + a18 && a15 <= 3) && a12 == 6) && a16 == 12)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 <= 132)) || ((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 8) && a18 <= 132)) || ((a15 <= 3 && a12 == 8) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 10) && a18 <= 132) && 5 == a12) && a15 == 3)) || (((((a18 % 3 == 0 && (a18 + -599175) / 3 + 79 <= 0) && 0 < (a18 + -599175) / 3 + 156) && a12 <= 6) && a16 <= 11) && 4 <= a15)) || ((0 < (a18 + -135) / 299932 + 1 && a12 == 6) && a16 <= 11)) || ((((0 <= 87 + a18 && a16 == 11) && 87 + a18 <= 0) && 5 == a12) && a15 == 3)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 / -2 + 79 <= 0)) || (((a12 == 9 && a16 == 8) && a15 == 4) && 0 < (a18 + 354899) / 5 + 156)) || ((((a16 == 11 && a18 <= 132) && 5 == a12) && a15 == 3) && 83 <= a18)) || (((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && a18 + 79 < 0)) || ((a12 <= 5 && a16 == 8) && a15 == 4)) || (((((a16 == 8 && !(3 == input)) && a15 == 4) && (\exists aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 : int, aux_div_aux_mod_v_~a18~0_905_35_65 : int :: (((3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 < 3 && 0 <= 3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && 0 < aux_div_aux_mod_v_~a18~0_905_35_65 + 156 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && a18 + 557770 <= (aux_div_aux_mod_v_~a18~0_905_35_65 * 27 + 5392575 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 * 27) / 10) && aux_div_aux_mod_v_~a18~0_905_35_65 + 79 <= 0)) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12) [2021-10-13 00:02:26,501 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((a16 == 9 && 7 == a12) || ((((0 <= 87 + a18 && a16 == 8) && !(3 == input)) && a15 == 4) && 7 == a12)) || (((a12 == 6 && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || ((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 27 <= a18) && a16 <= 11)) || (((a15 <= 3 && a12 == 6) && 87 + a18 <= 0) && a16 <= 11)) || ((a16 == 9 && a12 == 6) && 4 <= a15)) || ((((a16 == 8 && !(3 == input)) && a15 == 4) && a18 + 388559 <= 0) && a12 <= 6)) || (((a12 == 9 && a15 <= 3) && a16 == 12) && 0 < (a18 + 354899) / 5 + 156)) || ((((a16 == 9 && a18 <= 132) && a12 <= 8) && 7 <= a12) && 0 < (a18 + 354899) / 5 + 156)) || (((a16 == 8 && a15 == 4) && a12 == 8) && a18 + 156 <= 0)) || (((a16 == 9 && 5 == a12) && a18 + 79 < 0) && 4 <= a15)) || ((((a15 <= 3 && a16 == 12) && a18 <= 132) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12)) || ((0 <= 87 + a18 && a16 == 8) && a15 <= 3)) || (((a16 == 12 && 5 == a12) && 0 < (a18 + 354899) / 5 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || (((a12 == 9 && a16 == 9) && 0 < (a18 + 354899) / 5 + 156) && a18 + 79 < 0)) || ((((a18 + 78 < 0 && a12 <= 6) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || ((a16 == 8 && a15 <= 3) && a12 <= 7)) || (((0 <= 87 + a18 && a15 <= 3) && a12 == 6) && a16 == 12)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 <= 132)) || ((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 8) && a18 <= 132)) || ((a15 <= 3 && a12 == 8) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 10) && a18 <= 132) && 5 == a12) && a15 == 3)) || (((((0 <= 87 + a18 && a16 == 11) && 87 + a18 <= 0) && !(input == 4)) && 5 == a12) && a15 == 3)) || (((((a18 % 3 == 0 && (a18 + -599175) / 3 + 79 <= 0) && 0 < (a18 + -599175) / 3 + 156) && a12 <= 6) && a16 <= 11) && 4 <= a15)) || ((0 < (a18 + -135) / 299932 + 1 && a12 == 6) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 / -2 + 79 <= 0)) || (((a12 == 9 && a16 == 8) && a15 == 4) && 0 < (a18 + 354899) / 5 + 156)) || ((((a16 == 11 && a18 <= 132) && 5 == a12) && a15 == 3) && 83 <= a18)) || (((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && a18 + 79 < 0)) || ((a12 <= 5 && a16 == 8) && a15 == 4)) || (((((a16 == 8 && !(3 == input)) && a15 == 4) && (\exists aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 : int, aux_div_aux_mod_v_~a18~0_905_35_65 : int :: (((3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 < 3 && 0 <= 3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && 0 < aux_div_aux_mod_v_~a18~0_905_35_65 + 156 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && a18 + 557770 <= (aux_div_aux_mod_v_~a18~0_905_35_65 * 27 + 5392575 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 * 27) / 10) && aux_div_aux_mod_v_~a18~0_905_35_65 + 79 <= 0)) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12) [2021-10-13 00:02:26,514 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((a16 == 9 && 7 == a12) || ((((0 <= 87 + a18 && a16 == 8) && !(3 == input)) && a15 == 4) && 7 == a12)) || (((a12 == 6 && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || ((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 27 <= a18) && a16 <= 11)) || (((a15 <= 3 && a12 == 6) && 87 + a18 <= 0) && a16 <= 11)) || ((a16 == 9 && a12 == 6) && 4 <= a15)) || ((((a16 == 8 && !(3 == input)) && a15 == 4) && a18 + 388559 <= 0) && a12 <= 6)) || (((a12 == 9 && a15 <= 3) && a16 == 12) && 0 < (a18 + 354899) / 5 + 156)) || (((a16 == 8 && a15 == 4) && a12 == 8) && a18 + 156 <= 0)) || (((a16 == 9 && 5 == a12) && a18 + 79 < 0) && 4 <= a15)) || ((((a15 <= 3 && a16 == 12) && a18 <= 132) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12)) || ((0 <= 87 + a18 && a16 == 8) && a15 <= 3)) || (((a16 == 12 && 5 == a12) && 0 < (a18 + 354899) / 5 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || (((a12 == 9 && a16 == 9) && 0 < (a18 + 354899) / 5 + 156) && a18 + 79 < 0)) || ((((a18 + 78 < 0 && a12 <= 6) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || (((a16 == 9 && a12 == 8) && a18 <= 132) && 0 < (a18 + 354899) / 5 + 156)) || ((a16 == 8 && a15 <= 3) && a12 <= 7)) || (((0 <= 87 + a18 && a15 <= 3) && a12 == 6) && a16 == 12)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 <= 132)) || ((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 8) && a18 <= 132)) || ((a15 <= 3 && a12 == 8) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || (((((0 <= 87 + a18 && a16 == 11) && 87 + a18 <= 0) && !(input == 4)) && 5 == a12) && a15 == 3)) || (((((a18 % 3 == 0 && (a18 + -599175) / 3 + 79 <= 0) && 0 < (a18 + -599175) / 3 + 156) && a12 <= 6) && a16 <= 11) && 4 <= a15)) || ((0 < (a18 + -135) / 299932 + 1 && a12 == 6) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 / -2 + 79 <= 0)) || (((a12 == 9 && a16 == 8) && a15 == 4) && 0 < (a18 + 354899) / 5 + 156)) || ((((a16 == 11 && a18 <= 132) && 5 == a12) && a15 == 3) && 83 <= a18)) || (((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && a18 + 79 < 0)) || ((a12 <= 5 && a16 == 8) && a15 == 4)) || (((((a16 == 8 && !(3 == input)) && a15 == 4) && (\exists aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 : int, aux_div_aux_mod_v_~a18~0_905_35_65 : int :: (((3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 < 3 && 0 <= 3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && 0 < aux_div_aux_mod_v_~a18~0_905_35_65 + 156 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && a18 + 557770 <= (aux_div_aux_mod_v_~a18~0_905_35_65 * 27 + 5392575 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 * 27) / 10) && aux_div_aux_mod_v_~a18~0_905_35_65 + 79 <= 0)) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12) [2021-10-13 00:02:26,680 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:02:26,680 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:02:26,682 INFO L168 Benchmark]: Toolchain (without parser) took 160940.25 ms. Allocated memory was 130.0 MB in the beginning and 2.2 GB in the end (delta: 2.1 GB). Free memory was 93.9 MB in the beginning and 898.1 MB in the end (delta: -804.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. [2021-10-13 00:02:26,683 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 96.5 MB. Free memory is still 52.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:02:26,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1205.65 ms. Allocated memory is still 130.0 MB. Free memory was 93.8 MB in the beginning and 85.7 MB in the end (delta: 8.2 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:02:26,684 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.40 ms. Allocated memory is still 130.0 MB. Free memory was 85.7 MB in the beginning and 61.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:02:26,684 INFO L168 Benchmark]: Boogie Preprocessor took 169.16 ms. Allocated memory was 130.0 MB in the beginning and 163.6 MB in the end (delta: 33.6 MB). Free memory was 61.9 MB in the beginning and 109.5 MB in the end (delta: -47.5 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:02:26,685 INFO L168 Benchmark]: RCFGBuilder took 2781.12 ms. Allocated memory is still 163.6 MB. Free memory was 109.5 MB in the beginning and 91.8 MB in the end (delta: 17.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:02:26,685 INFO L168 Benchmark]: TraceAbstraction took 156320.13 ms. Allocated memory was 163.6 MB in the beginning and 2.2 GB in the end (delta: 2.1 GB). Free memory was 91.8 MB in the beginning and 935.2 MB in the end (delta: -843.5 MB). Peak memory consumption was 1.7 GB. Max. memory is 16.1 GB. [2021-10-13 00:02:26,686 INFO L168 Benchmark]: Witness Printer took 288.60 ms. Allocated memory is still 2.2 GB. Free memory was 935.2 MB in the beginning and 898.1 MB in the end (delta: 37.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:02:26,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 96.5 MB. Free memory is still 52.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1205.65 ms. Allocated memory is still 130.0 MB. Free memory was 93.8 MB in the beginning and 85.7 MB in the end (delta: 8.2 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 167.40 ms. Allocated memory is still 130.0 MB. Free memory was 85.7 MB in the beginning and 61.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 169.16 ms. Allocated memory was 130.0 MB in the beginning and 163.6 MB in the end (delta: 33.6 MB). Free memory was 61.9 MB in the beginning and 109.5 MB in the end (delta: -47.5 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2781.12 ms. Allocated memory is still 163.6 MB. Free memory was 109.5 MB in the beginning and 91.8 MB in the end (delta: 17.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 156320.13 ms. Allocated memory was 163.6 MB in the beginning and 2.2 GB in the end (delta: 2.1 GB). Free memory was 91.8 MB in the beginning and 935.2 MB in the end (delta: -843.5 MB). Peak memory consumption was 1.7 GB. Max. memory is 16.1 GB. * Witness Printer took 288.60 ms. Allocated memory is still 2.2 GB. Free memory was 935.2 MB in the beginning and 898.1 MB in the end (delta: 37.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 176]: 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, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 156152.6ms, OverallIterations: 32, TraceHistogramMax: 15, EmptinessCheckTime: 822.1ms, AutomataDifference: 51207.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 15313.8ms, InitialAbstractionConstructionTime: 26.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 9128 SDtfs, 10633 SDslu, 819 SDs, 0 SdLazy, 42470 SolverSat, 3620 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38370.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16131 GetRequests, 16039 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 662.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=19415occurred in iteration=31, InterpolantAutomatonStates: 133, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 5303.4ms AutomataMinimizationTime, 32 MinimizatonAttempts, 26411 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 275 NumberOfFragments, 1779 HoareAnnotationTreeSize, 4 FomulaSimplifications, 477460 FormulaSimplificationTreeSizeReduction, 3103.0ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 254330 FormulaSimplificationTreeSizeReductionInter, 12194.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1710.5ms SsaConstructionTime, 5832.0ms SatisfiabilityAnalysisTime, 57310.3ms InterpolantComputationTime, 51527 NumberOfCodeBlocks, 51527 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 51487 ConstructedInterpolants, 102 QuantifiedInterpolants, 118091 SizeOfPredicates, 4 NumberOfNonLiveVariables, 18753 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 40 InterpolantComputations, 29 PerfectInterpolantSequences, 177796/178897 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: 1504]: Loop Invariant [2021-10-13 00:02:26,704 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,705 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,705 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,705 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,706 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,706 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,706 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,708 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,708 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,708 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,708 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,708 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,709 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,709 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((((a16 == 9 && 7 == a12) || ((((0 <= 87 + a18 && a16 == 8) && !(3 == input)) && a15 == 4) && 7 == a12)) || (((a12 == 6 && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || ((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 27 <= a18) && a16 <= 11)) || (((a15 <= 3 && a12 == 6) && 87 + a18 <= 0) && a16 <= 11)) || ((a16 == 9 && a12 == 6) && 4 <= a15)) || ((((a16 == 8 && !(3 == input)) && a15 == 4) && a18 + 388559 <= 0) && a12 <= 6)) || (((a12 == 9 && a15 <= 3) && a16 == 12) && 0 < (a18 + 354899) / 5 + 156)) || (((a16 == 8 && a15 == 4) && a12 == 8) && a18 + 156 <= 0)) || (((a16 == 9 && 5 == a12) && a18 + 79 < 0) && 4 <= a15)) || ((((a15 <= 3 && a16 == 12) && a18 <= 132) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12)) || ((0 <= 87 + a18 && a16 == 8) && a15 <= 3)) || (((a16 == 12 && 5 == a12) && 0 < (a18 + 354899) / 5 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || (((a12 == 9 && a16 == 9) && 0 < (a18 + 354899) / 5 + 156) && a18 + 79 < 0)) || ((((a18 + 78 < 0 && a12 <= 6) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || (((a16 == 9 && a12 == 8) && a18 <= 132) && 0 < (a18 + 354899) / 5 + 156)) || ((a16 == 8 && a15 <= 3) && a12 <= 7)) || (((0 <= 87 + a18 && a15 <= 3) && a12 == 6) && a16 == 12)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 <= 132)) || ((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 8) && a18 <= 132)) || ((a15 <= 3 && a12 == 8) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || (((((0 <= 87 + a18 && a16 == 11) && 87 + a18 <= 0) && !(input == 4)) && 5 == a12) && a15 == 3)) || (((((a18 % 3 == 0 && (a18 + -599175) / 3 + 79 <= 0) && 0 < (a18 + -599175) / 3 + 156) && a12 <= 6) && a16 <= 11) && 4 <= a15)) || ((0 < (a18 + -135) / 299932 + 1 && a12 == 6) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 / -2 + 79 <= 0)) || (((a12 == 9 && a16 == 8) && a15 == 4) && 0 < (a18 + 354899) / 5 + 156)) || ((((a16 == 11 && a18 <= 132) && 5 == a12) && a15 == 3) && 83 <= a18)) || (((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && a18 + 79 < 0)) || ((a12 <= 5 && a16 == 8) && a15 == 4)) || (((((a16 == 8 && !(3 == input)) && a15 == 4) && (\exists aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 : int, aux_div_aux_mod_v_~a18~0_905_35_65 : int :: (((3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 < 3 && 0 <= 3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && 0 < aux_div_aux_mod_v_~a18~0_905_35_65 + 156 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && a18 + 557770 <= (aux_div_aux_mod_v_~a18~0_905_35_65 * 27 + 5392575 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 * 27) / 10) && aux_div_aux_mod_v_~a18~0_905_35_65 + 79 <= 0)) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12) - InvariantResult [Line: 1783]: Loop Invariant [2021-10-13 00:02:26,711 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,711 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,711 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,712 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,712 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,712 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,712 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,714 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,714 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,714 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,714 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,714 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,714 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,715 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((((((a16 == 9 && 7 == a12) || ((((0 <= 87 + a18 && a16 == 8) && !(3 == input)) && a15 == 4) && 7 == a12)) || (((a12 == 6 && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || ((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 27 <= a18) && a16 <= 11)) || (((a15 <= 3 && a12 == 6) && 87 + a18 <= 0) && a16 <= 11)) || ((a16 == 9 && a12 == 6) && 4 <= a15)) || ((((a16 == 8 && !(3 == input)) && a15 == 4) && a18 + 388559 <= 0) && a12 <= 6)) || (((a12 == 9 && a15 <= 3) && a16 == 12) && 0 < (a18 + 354899) / 5 + 156)) || ((((a16 == 9 && a18 <= 132) && a12 <= 8) && 7 <= a12) && 0 < (a18 + 354899) / 5 + 156)) || (((a16 == 8 && a15 == 4) && a12 == 8) && a18 + 156 <= 0)) || (((a16 == 9 && 5 == a12) && a18 + 79 < 0) && 4 <= a15)) || ((((a15 <= 3 && a16 == 12) && a18 <= 132) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12)) || ((0 <= 87 + a18 && a16 == 8) && a15 <= 3)) || (((a16 == 12 && 5 == a12) && 0 < (a18 + 354899) / 5 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || (((a12 == 9 && a16 == 9) && 0 < (a18 + 354899) / 5 + 156) && a18 + 79 < 0)) || ((((a18 + 78 < 0 && a12 <= 6) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || ((a16 == 8 && a15 <= 3) && a12 <= 7)) || (((0 <= 87 + a18 && a15 <= 3) && a12 == 6) && a16 == 12)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 <= 132)) || ((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 8) && a18 <= 132)) || ((a15 <= 3 && a12 == 8) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 10) && a18 <= 132) && 5 == a12) && a15 == 3)) || (((((a18 % 3 == 0 && (a18 + -599175) / 3 + 79 <= 0) && 0 < (a18 + -599175) / 3 + 156) && a12 <= 6) && a16 <= 11) && 4 <= a15)) || ((0 < (a18 + -135) / 299932 + 1 && a12 == 6) && a16 <= 11)) || ((((0 <= 87 + a18 && a16 == 11) && 87 + a18 <= 0) && 5 == a12) && a15 == 3)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 / -2 + 79 <= 0)) || (((a12 == 9 && a16 == 8) && a15 == 4) && 0 < (a18 + 354899) / 5 + 156)) || ((((a16 == 11 && a18 <= 132) && 5 == a12) && a15 == 3) && 83 <= a18)) || (((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && a18 + 79 < 0)) || ((a12 <= 5 && a16 == 8) && a15 == 4)) || (((((a16 == 8 && !(3 == input)) && a15 == 4) && (\exists aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 : int, aux_div_aux_mod_v_~a18~0_905_35_65 : int :: (((3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 < 3 && 0 <= 3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && 0 < aux_div_aux_mod_v_~a18~0_905_35_65 + 156 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && a18 + 557770 <= (aux_div_aux_mod_v_~a18~0_905_35_65 * 27 + 5392575 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 * 27) / 10) && aux_div_aux_mod_v_~a18~0_905_35_65 + 79 <= 0)) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12) - InvariantResult [Line: 33]: Loop Invariant [2021-10-13 00:02:26,716 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,717 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,717 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,717 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,717 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,717 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,717 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,719 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,719 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,720 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,720 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,720 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] [2021-10-13 00:02:26,720 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42,QUANTIFIED] [2021-10-13 00:02:26,721 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a18~0_905_35_65,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((((((a16 == 9 && 7 == a12) || ((((0 <= 87 + a18 && a16 == 8) && !(3 == input)) && a15 == 4) && 7 == a12)) || (((a12 == 6 && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || ((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 27 <= a18) && a16 <= 11)) || (((a15 <= 3 && a12 == 6) && 87 + a18 <= 0) && a16 <= 11)) || ((a16 == 9 && a12 == 6) && 4 <= a15)) || ((((a16 == 8 && !(3 == input)) && a15 == 4) && a18 + 388559 <= 0) && a12 <= 6)) || (((a12 == 9 && a15 <= 3) && a16 == 12) && 0 < (a18 + 354899) / 5 + 156)) || ((((a16 == 9 && a18 <= 132) && a12 <= 8) && 7 <= a12) && 0 < (a18 + 354899) / 5 + 156)) || (((a16 == 8 && a15 == 4) && a12 == 8) && a18 + 156 <= 0)) || (((a16 == 9 && 5 == a12) && a18 + 79 < 0) && 4 <= a15)) || ((((a15 <= 3 && a16 == 12) && a18 <= 132) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12)) || ((0 <= 87 + a18 && a16 == 8) && a15 <= 3)) || (((a16 == 12 && 5 == a12) && 0 < (a18 + 354899) / 5 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || (((a12 == 9 && a16 == 9) && 0 < (a18 + 354899) / 5 + 156) && a18 + 79 < 0)) || ((((a18 + 78 < 0 && a12 <= 6) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && 4 <= a15)) || ((a16 == 8 && a15 <= 3) && a12 <= 7)) || (((0 <= 87 + a18 && a15 <= 3) && a12 == 6) && a16 == 12)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 <= 132)) || ((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 8) && a18 <= 132)) || ((a15 <= 3 && a12 == 8) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 10) && a18 <= 132) && 5 == a12) && a15 == 3)) || (((((0 <= 87 + a18 && a16 == 11) && 87 + a18 <= 0) && !(input == 4)) && 5 == a12) && a15 == 3)) || (((((a18 % 3 == 0 && (a18 + -599175) / 3 + 79 <= 0) && 0 < (a18 + -599175) / 3 + 156) && a12 <= 6) && a16 <= 11) && 4 <= a15)) || ((0 < (a18 + -135) / 299932 + 1 && a12 == 6) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && a16 == 12) && a18 / -2 + 79 <= 0)) || (((a12 == 9 && a16 == 8) && a15 == 4) && 0 < (a18 + 354899) / 5 + 156)) || ((((a16 == 11 && a18 <= 132) && 5 == a12) && a15 == 3) && 83 <= a18)) || (((((a15 <= 3 && a12 <= 7) && 7 <= a12) && 0 < (a18 + 354899) / 5 + 156) && a16 <= 11) && a18 + 79 < 0)) || ((a12 <= 5 && a16 == 8) && a15 == 4)) || (((((a16 == 8 && !(3 == input)) && a15 == 4) && (\exists aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 : int, aux_div_aux_mod_v_~a18~0_905_35_65 : int :: (((3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 < 3 && 0 <= 3 * aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && 0 < aux_div_aux_mod_v_~a18~0_905_35_65 + 156 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42) && a18 + 557770 <= (aux_div_aux_mod_v_~a18~0_905_35_65 * 27 + 5392575 + aux_div_aux_mod_aux_mod_v_~a18~0_905_35_65_42 * 27) / 10) && aux_div_aux_mod_v_~a18~0_905_35_65 + 79 <= 0)) && 0 < (a18 + 354899) / 5 + 156) && 7 == a12) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:02:26,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60a438e-eb36-4ca6-b84a-a7171cae3b09/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...