./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label34.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_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/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_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/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_aab3535c-a69b-4872-a09c-6073e546fe30/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 08f07e12cb6cbffd13523ecf2c3b310f38c82fec ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:10:14,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:10:14,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:10:14,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:10:14,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:10:14,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:10:14,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:10:14,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:10:14,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:10:14,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:10:14,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:10:14,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:10:14,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:10:14,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:10:14,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:10:14,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:10:14,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:10:14,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:10:14,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:10:14,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:10:14,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:10:14,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:10:14,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:10:14,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:10:14,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:10:14,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:10:14,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:10:14,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:10:14,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:10:14,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:10:14,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:10:14,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:10:14,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:10:14,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:10:14,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:10:14,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:10:14,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:10:14,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:10:14,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:10:14,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:10:14,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:10:14,437 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:10:14,485 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:10:14,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:10:14,493 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:10:14,493 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:10:14,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:10:14,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:10:14,496 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:10:14,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:10:14,496 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:10:14,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:10:14,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:10:14,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:10:14,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:10:14,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:10:14,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:10:14,498 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:10:14,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:10:14,498 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:10:14,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:10:14,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:10:14,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:10:14,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:10:14,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:10:14,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:10:14,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:10:14,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:10:14,500 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:10:14,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:10:14,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:10:14,501 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:10:14,501 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_aab3535c-a69b-4872-a09c-6073e546fe30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08f07e12cb6cbffd13523ecf2c3b310f38c82fec [2021-10-13 01:10:14,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:10:14,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:10:14,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:10:14,949 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:10:14,950 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:10:14,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/eca-rers2012/Problem16_label34.c [2021-10-13 01:10:15,040 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/data/5309c8ca1/58ebdbadfd73437fbecd467c68c2fe12/FLAGf06f14fdb [2021-10-13 01:10:15,962 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:10:15,962 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/sv-benchmarks/c/eca-rers2012/Problem16_label34.c [2021-10-13 01:10:15,991 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/data/5309c8ca1/58ebdbadfd73437fbecd467c68c2fe12/FLAGf06f14fdb [2021-10-13 01:10:16,052 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/data/5309c8ca1/58ebdbadfd73437fbecd467c68c2fe12 [2021-10-13 01:10:16,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:10:16,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:10:16,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:10:16,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:10:16,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:10:16,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:10:16" (1/1) ... [2021-10-13 01:10:16,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5a09ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:16, skipping insertion in model container [2021-10-13 01:10:16,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:10:16" (1/1) ... [2021-10-13 01:10:16,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:10:16,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:10:16,449 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_aab3535c-a69b-4872-a09c-6073e546fe30/sv-benchmarks/c/eca-rers2012/Problem16_label34.c[3712,3725] [2021-10-13 01:10:17,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:10:17,114 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:10:17,156 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_aab3535c-a69b-4872-a09c-6073e546fe30/sv-benchmarks/c/eca-rers2012/Problem16_label34.c[3712,3725] [2021-10-13 01:10:17,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:10:17,507 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:10:17,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17 WrapperNode [2021-10-13 01:10:17,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:10:17,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:10:17,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:10:17,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:10:17,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (1/1) ... [2021-10-13 01:10:17,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (1/1) ... [2021-10-13 01:10:17,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:10:17,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:10:17,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:10:17,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:10:17,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (1/1) ... [2021-10-13 01:10:17,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (1/1) ... [2021-10-13 01:10:17,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (1/1) ... [2021-10-13 01:10:17,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (1/1) ... [2021-10-13 01:10:17,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (1/1) ... [2021-10-13 01:10:17,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (1/1) ... [2021-10-13 01:10:18,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (1/1) ... [2021-10-13 01:10:18,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:10:18,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:10:18,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:10:18,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:10:18,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (1/1) ... [2021-10-13 01:10:18,059 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:10:18,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:10:18,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:10:18,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:10:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:10:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:10:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:10:18,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:10:21,094 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:10:21,094 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-13 01:10:21,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:10:21 BoogieIcfgContainer [2021-10-13 01:10:21,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:10:21,102 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:10:21,103 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:10:21,107 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:10:21,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:10:16" (1/3) ... [2021-10-13 01:10:21,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a3105ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:10:21, skipping insertion in model container [2021-10-13 01:10:21,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:10:17" (2/3) ... [2021-10-13 01:10:21,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a3105ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:10:21, skipping insertion in model container [2021-10-13 01:10:21,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:10:21" (3/3) ... [2021-10-13 01:10:21,113 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label34.c [2021-10-13 01:10:21,120 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:10:21,120 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 01:10:21,208 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:10:21,218 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 [2021-10-13 01:10:21,219 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 01:10:21,261 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) [2021-10-13 01:10:21,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 01:10:21,270 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:21,271 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] [2021-10-13 01:10:21,272 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:21,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:21,280 INFO L82 PathProgramCache]: Analyzing trace with hash 1089129850, now seen corresponding path program 1 times [2021-10-13 01:10:21,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:21,306 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017744043] [2021-10-13 01:10:21,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:21,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:21,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:10:21,649 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:21,649 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017744043] [2021-10-13 01:10:21,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017744043] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:21,651 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:21,651 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:10:21,654 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314033105] [2021-10-13 01:10:21,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:21,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:21,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:21,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:21,682 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 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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 01:10:24,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:24,322 INFO L93 Difference]: Finished difference Result 1137 states and 2118 transitions. [2021-10-13 01:10:24,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:24,324 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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 34 [2021-10-13 01:10:24,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:24,364 INFO L225 Difference]: With dead ends: 1137 [2021-10-13 01:10:24,365 INFO L226 Difference]: Without dead ends: 662 [2021-10-13 01:10:24,376 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:24,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2021-10-13 01:10:24,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2021-10-13 01:10:24,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.7004538577912254) internal successors, (1124), 661 states have internal predecessors, (1124), 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 01:10:24,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1124 transitions. [2021-10-13 01:10:24,521 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1124 transitions. Word has length 34 [2021-10-13 01:10:24,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:24,523 INFO L470 AbstractCegarLoop]: Abstraction has 662 states and 1124 transitions. [2021-10-13 01:10:24,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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 01:10:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1124 transitions. [2021-10-13 01:10:24,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-13 01:10:24,532 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:24,532 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:10:24,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:10:24,533 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:24,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:24,534 INFO L82 PathProgramCache]: Analyzing trace with hash -1425472999, now seen corresponding path program 1 times [2021-10-13 01:10:24,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:24,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195626002] [2021-10-13 01:10:24,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:24,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:10:24,717 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:24,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195626002] [2021-10-13 01:10:24,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195626002] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:24,718 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:24,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:10:24,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708098172] [2021-10-13 01:10:24,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:24,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:24,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:24,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:24,723 INFO L87 Difference]: Start difference. First operand 662 states and 1124 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 2 states have internal predecessors, (100), 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 01:10:26,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:26,844 INFO L93 Difference]: Finished difference Result 1980 states and 3367 transitions. [2021-10-13 01:10:26,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:26,845 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 2 states have internal predecessors, (100), 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 100 [2021-10-13 01:10:26,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:26,856 INFO L225 Difference]: With dead ends: 1980 [2021-10-13 01:10:26,857 INFO L226 Difference]: Without dead ends: 1320 [2021-10-13 01:10:26,859 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:26,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2021-10-13 01:10:26,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2021-10-13 01:10:26,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.620166793025019) internal successors, (2137), 1319 states have internal predecessors, (2137), 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 01:10:26,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2137 transitions. [2021-10-13 01:10:26,904 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2137 transitions. Word has length 100 [2021-10-13 01:10:26,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:26,905 INFO L470 AbstractCegarLoop]: Abstraction has 1320 states and 2137 transitions. [2021-10-13 01:10:26,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 2 states have internal predecessors, (100), 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 01:10:26,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2137 transitions. [2021-10-13 01:10:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-13 01:10:26,908 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:26,909 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:10:26,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:10:26,909 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:26,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:26,910 INFO L82 PathProgramCache]: Analyzing trace with hash -2065691269, now seen corresponding path program 1 times [2021-10-13 01:10:26,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:26,911 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807393455] [2021-10-13 01:10:26,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:26,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:27,020 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:10:27,020 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:27,020 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807393455] [2021-10-13 01:10:27,021 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807393455] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:27,021 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:27,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:10:27,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642480898] [2021-10-13 01:10:27,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:27,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:27,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:27,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:27,024 INFO L87 Difference]: Start difference. First operand 1320 states and 2137 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 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 01:10:28,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:28,949 INFO L93 Difference]: Finished difference Result 3296 states and 5285 transitions. [2021-10-13 01:10:28,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:28,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 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 101 [2021-10-13 01:10:28,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:28,969 INFO L225 Difference]: With dead ends: 3296 [2021-10-13 01:10:28,969 INFO L226 Difference]: Without dead ends: 1978 [2021-10-13 01:10:28,972 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:28,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2021-10-13 01:10:29,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2021-10-13 01:10:29,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1977 states have (on average 1.3323216995447649) internal successors, (2634), 1977 states have internal predecessors, (2634), 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 01:10:29,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2634 transitions. [2021-10-13 01:10:29,040 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2634 transitions. Word has length 101 [2021-10-13 01:10:29,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:29,042 INFO L470 AbstractCegarLoop]: Abstraction has 1978 states and 2634 transitions. [2021-10-13 01:10:29,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 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 01:10:29,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2634 transitions. [2021-10-13 01:10:29,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-13 01:10:29,056 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:29,057 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:10:29,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:10:29,057 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:29,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:29,059 INFO L82 PathProgramCache]: Analyzing trace with hash 327435541, now seen corresponding path program 1 times [2021-10-13 01:10:29,059 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:29,059 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308651028] [2021-10-13 01:10:29,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:29,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:29,349 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:10:29,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:29,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308651028] [2021-10-13 01:10:29,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308651028] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:29,353 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:29,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:10:29,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258712071] [2021-10-13 01:10:29,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:29,356 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:29,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:29,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:29,358 INFO L87 Difference]: Start difference. First operand 1978 states and 2634 transitions. Second operand has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 2 states have internal predecessors, (193), 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 01:10:31,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:31,651 INFO L93 Difference]: Finished difference Result 5928 states and 7897 transitions. [2021-10-13 01:10:31,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:31,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 2 states have internal predecessors, (193), 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 193 [2021-10-13 01:10:31,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:31,692 INFO L225 Difference]: With dead ends: 5928 [2021-10-13 01:10:31,692 INFO L226 Difference]: Without dead ends: 3952 [2021-10-13 01:10:31,696 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 [2021-10-13 01:10:31,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2021-10-13 01:10:31,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2021-10-13 01:10:31,790 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) [2021-10-13 01:10:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4806 transitions. [2021-10-13 01:10:31,807 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4806 transitions. Word has length 193 [2021-10-13 01:10:31,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:31,808 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 4806 transitions. [2021-10-13 01:10:31,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 2 states have internal predecessors, (193), 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 01:10:31,809 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4806 transitions. [2021-10-13 01:10:31,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-10-13 01:10:31,814 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:31,815 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:10:31,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 01:10:31,816 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:31,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:31,816 INFO L82 PathProgramCache]: Analyzing trace with hash -791049858, now seen corresponding path program 1 times [2021-10-13 01:10:31,817 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:31,817 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647166523] [2021-10-13 01:10:31,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:31,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:32,152 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:10:32,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:32,152 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647166523] [2021-10-13 01:10:32,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647166523] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:32,153 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:32,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:32,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136179486] [2021-10-13 01:10:32,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:10:32,155 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:32,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:10:32,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:10:32,157 INFO L87 Difference]: Start difference. First operand 3952 states and 4806 transitions. Second operand has 4 states, 4 states have (on average 69.75) internal successors, (279), 3 states have internal predecessors, (279), 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 01:10:34,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:34,491 INFO L93 Difference]: Finished difference Result 8269 states and 9989 transitions. [2021-10-13 01:10:34,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:10:34,492 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 69.75) internal successors, (279), 3 states have internal predecessors, (279), 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 279 [2021-10-13 01:10:34,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:34,524 INFO L225 Difference]: With dead ends: 8269 [2021-10-13 01:10:34,524 INFO L226 Difference]: Without dead ends: 4319 [2021-10-13 01:10:34,530 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:10:34,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4319 states. [2021-10-13 01:10:34,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4319 to 4281. [2021-10-13 01:10:34,670 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 01:10:34,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5141 transitions. [2021-10-13 01:10:34,686 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5141 transitions. Word has length 279 [2021-10-13 01:10:34,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:34,687 INFO L470 AbstractCegarLoop]: Abstraction has 4281 states and 5141 transitions. [2021-10-13 01:10:34,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 69.75) internal successors, (279), 3 states have internal predecessors, (279), 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 01:10:34,688 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5141 transitions. [2021-10-13 01:10:34,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2021-10-13 01:10:34,697 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:34,698 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 01:10:34,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 01:10:34,698 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:34,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:34,699 INFO L82 PathProgramCache]: Analyzing trace with hash -250975345, now seen corresponding path program 1 times [2021-10-13 01:10:34,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:34,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276432086] [2021-10-13 01:10:34,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:34,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:35,106 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:10:35,107 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:35,107 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276432086] [2021-10-13 01:10:35,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276432086] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:35,108 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:35,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 01:10:35,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441565267] [2021-10-13 01:10:35,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 01:10:35,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:35,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 01:10:35,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:10:35,117 INFO L87 Difference]: Start difference. First operand 4281 states and 5141 transitions. Second operand has 7 states, 7 states have (on average 52.285714285714285) internal successors, (366), 6 states have internal predecessors, (366), 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 01:10:37,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:37,737 INFO L93 Difference]: Finished difference Result 8090 states and 9792 transitions. [2021-10-13 01:10:37,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:10:37,740 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 52.285714285714285) internal successors, (366), 6 states have internal predecessors, (366), 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 366 [2021-10-13 01:10:37,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:37,772 INFO L225 Difference]: With dead ends: 8090 [2021-10-13 01:10:37,772 INFO L226 Difference]: Without dead ends: 3952 [2021-10-13 01:10:37,789 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 51.4ms TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:10:37,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2021-10-13 01:10:37,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2021-10-13 01:10:37,888 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 01:10:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4268 transitions. [2021-10-13 01:10:37,904 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4268 transitions. Word has length 366 [2021-10-13 01:10:37,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:37,905 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 4268 transitions. [2021-10-13 01:10:37,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 52.285714285714285) internal successors, (366), 6 states have internal predecessors, (366), 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 01:10:37,906 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4268 transitions. [2021-10-13 01:10:37,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-10-13 01:10:37,914 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:37,915 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 01:10:37,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 01:10:37,916 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:37,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:37,917 INFO L82 PathProgramCache]: Analyzing trace with hash 873477943, now seen corresponding path program 1 times [2021-10-13 01:10:37,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:37,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140039046] [2021-10-13 01:10:37,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:37,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2021-10-13 01:10:38,266 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:38,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140039046] [2021-10-13 01:10:38,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140039046] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:10:38,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1402250127] [2021-10-13 01:10:38,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:38,269 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:10:38,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:10:38,271 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:10:38,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 01:10:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:38,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 01:10:38,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:10:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-10-13 01:10:39,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1402250127] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:39,674 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 01:10:39,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-10-13 01:10:39,675 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63358648] [2021-10-13 01:10:39,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:39,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:39,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:39,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:10:39,678 INFO L87 Difference]: Start difference. First operand 3952 states and 4268 transitions. Second operand has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 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 01:10:41,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:41,359 INFO L93 Difference]: Finished difference Result 9547 states and 10414 transitions. [2021-10-13 01:10:41,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:41,359 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 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 373 [2021-10-13 01:10:41,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:41,389 INFO L225 Difference]: With dead ends: 9547 [2021-10-13 01:10:41,390 INFO L226 Difference]: Without dead ends: 5926 [2021-10-13 01:10:41,393 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.2ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:10:41,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5926 states. [2021-10-13 01:10:41,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5926 to 5926. [2021-10-13 01:10:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5926 states, 5925 states have (on average 1.0828691983122363) internal successors, (6416), 5925 states have internal predecessors, (6416), 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 01:10:41,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5926 states to 5926 states and 6416 transitions. [2021-10-13 01:10:41,547 INFO L78 Accepts]: Start accepts. Automaton has 5926 states and 6416 transitions. Word has length 373 [2021-10-13 01:10:41,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:41,548 INFO L470 AbstractCegarLoop]: Abstraction has 5926 states and 6416 transitions. [2021-10-13 01:10:41,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 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 01:10:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 5926 states and 6416 transitions. [2021-10-13 01:10:41,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2021-10-13 01:10:41,562 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:41,563 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 01:10:41,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-10-13 01:10:41,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-10-13 01:10:41,781 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:41,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:41,781 INFO L82 PathProgramCache]: Analyzing trace with hash -705649539, now seen corresponding path program 1 times [2021-10-13 01:10:41,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:41,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648444968] [2021-10-13 01:10:41,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:41,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:42,120 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2021-10-13 01:10:42,120 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:42,121 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648444968] [2021-10-13 01:10:42,121 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648444968] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:10:42,121 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1423429442] [2021-10-13 01:10:42,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:42,122 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:10:42,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:10:42,123 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:10:42,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-13 01:10:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:42,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 01:10:42,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:10:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2021-10-13 01:10:44,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1423429442] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:44,434 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 01:10:44,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2021-10-13 01:10:44,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56290245] [2021-10-13 01:10:44,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:44,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:44,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:44,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:10:44,438 INFO L87 Difference]: Start difference. First operand 5926 states and 6416 transitions. Second operand has 3 states, 3 states have (on average 80.0) internal successors, (240), 2 states have internal predecessors, (240), 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 01:10:45,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:45,685 INFO L93 Difference]: Finished difference Result 7573 states and 8112 transitions. [2021-10-13 01:10:45,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:45,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 80.0) internal successors, (240), 2 states have internal predecessors, (240), 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 490 [2021-10-13 01:10:45,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:45,729 INFO L225 Difference]: With dead ends: 7573 [2021-10-13 01:10:45,730 INFO L226 Difference]: Without dead ends: 7571 [2021-10-13 01:10:45,732 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 489 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.1ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:10:45,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2021-10-13 01:10:45,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 6255. [2021-10-13 01:10:45,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 6254 states have (on average 1.0805884234090182) internal successors, (6758), 6254 states have internal predecessors, (6758), 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 01:10:45,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6758 transitions. [2021-10-13 01:10:45,970 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6758 transitions. Word has length 490 [2021-10-13 01:10:45,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:45,972 INFO L470 AbstractCegarLoop]: Abstraction has 6255 states and 6758 transitions. [2021-10-13 01:10:45,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.0) internal successors, (240), 2 states have internal predecessors, (240), 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 01:10:45,978 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6758 transitions. [2021-10-13 01:10:46,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 885 [2021-10-13 01:10:46,035 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:46,039 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:10:46,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-13 01:10:46,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:10:46,260 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:46,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:46,261 INFO L82 PathProgramCache]: Analyzing trace with hash -959414867, now seen corresponding path program 1 times [2021-10-13 01:10:46,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:46,261 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871698816] [2021-10-13 01:10:46,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:46,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1371 backedges. 1034 proven. 0 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2021-10-13 01:10:46,742 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:46,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871698816] [2021-10-13 01:10:46,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871698816] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:46,743 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:46,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:46,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130659015] [2021-10-13 01:10:46,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:10:46,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:46,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:10:46,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:10:46,747 INFO L87 Difference]: Start difference. First operand 6255 states and 6758 transitions. Second operand has 4 states, 4 states have (on average 169.75) internal successors, (679), 3 states have internal predecessors, (679), 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 01:10:48,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:48,820 INFO L93 Difference]: Finished difference Result 16456 states and 17847 transitions. [2021-10-13 01:10:48,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:10:48,821 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 169.75) internal successors, (679), 3 states have internal predecessors, (679), 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 884 [2021-10-13 01:10:48,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:48,869 INFO L225 Difference]: With dead ends: 16456 [2021-10-13 01:10:48,869 INFO L226 Difference]: Without dead ends: 10532 [2021-10-13 01:10:48,878 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:10:48,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10532 states. [2021-10-13 01:10:49,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10532 to 10532. [2021-10-13 01:10:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10532 states, 10531 states have (on average 1.0784350963821099) internal successors, (11357), 10531 states have internal predecessors, (11357), 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 01:10:49,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10532 states to 10532 states and 11357 transitions. [2021-10-13 01:10:49,121 INFO L78 Accepts]: Start accepts. Automaton has 10532 states and 11357 transitions. Word has length 884 [2021-10-13 01:10:49,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:49,123 INFO L470 AbstractCegarLoop]: Abstraction has 10532 states and 11357 transitions. [2021-10-13 01:10:49,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 169.75) internal successors, (679), 3 states have internal predecessors, (679), 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 01:10:49,123 INFO L276 IsEmpty]: Start isEmpty. Operand 10532 states and 11357 transitions. [2021-10-13 01:10:49,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 923 [2021-10-13 01:10:49,148 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:49,149 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:10:49,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 01:10:49,150 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:49,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:49,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1587158144, now seen corresponding path program 1 times [2021-10-13 01:10:49,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:49,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058185982] [2021-10-13 01:10:49,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:49,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:49,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1840 backedges. 1170 proven. 0 refuted. 0 times theorem prover too weak. 670 trivial. 0 not checked. [2021-10-13 01:10:49,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:49,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058185982] [2021-10-13 01:10:49,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058185982] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:49,732 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:49,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:49,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697245229] [2021-10-13 01:10:49,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:10:49,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:49,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:10:49,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:10:49,738 INFO L87 Difference]: Start difference. First operand 10532 states and 11357 transitions. Second operand has 4 states, 4 states have (on average 148.25) internal successors, (593), 3 states have internal predecessors, (593), 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 01:10:50,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:50,966 INFO L93 Difference]: Finished difference Result 20404 states and 22045 transitions. [2021-10-13 01:10:50,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:50,967 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 148.25) internal successors, (593), 3 states have internal predecessors, (593), 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 922 [2021-10-13 01:10:50,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:50,990 INFO L225 Difference]: With dead ends: 20404 [2021-10-13 01:10:50,990 INFO L226 Difference]: Without dead ends: 10532 [2021-10-13 01:10:51,002 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:10:51,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10532 states. [2021-10-13 01:10:51,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10532 to 10532. [2021-10-13 01:10:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10532 states, 10531 states have (on average 1.0781502231506979) internal successors, (11354), 10531 states have internal predecessors, (11354), 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 01:10:51,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10532 states to 10532 states and 11354 transitions. [2021-10-13 01:10:51,283 INFO L78 Accepts]: Start accepts. Automaton has 10532 states and 11354 transitions. Word has length 922 [2021-10-13 01:10:51,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:51,284 INFO L470 AbstractCegarLoop]: Abstraction has 10532 states and 11354 transitions. [2021-10-13 01:10:51,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 148.25) internal successors, (593), 3 states have internal predecessors, (593), 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 01:10:51,285 INFO L276 IsEmpty]: Start isEmpty. Operand 10532 states and 11354 transitions. [2021-10-13 01:10:51,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 984 [2021-10-13 01:10:51,315 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:51,316 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 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 01:10:51,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 01:10:51,317 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:51,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:51,318 INFO L82 PathProgramCache]: Analyzing trace with hash -465894962, now seen corresponding path program 1 times [2021-10-13 01:10:51,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:51,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545743994] [2021-10-13 01:10:51,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:51,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:51,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 1244 proven. 0 refuted. 0 times theorem prover too weak. 693 trivial. 0 not checked. [2021-10-13 01:10:51,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:51,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545743994] [2021-10-13 01:10:51,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545743994] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:51,808 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:51,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:51,809 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786099422] [2021-10-13 01:10:51,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:51,810 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:51,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:51,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:51,812 INFO L87 Difference]: Start difference. First operand 10532 states and 11354 transitions. Second operand has 3 states, 3 states have (on average 182.33333333333334) internal successors, (547), 3 states have internal predecessors, (547), 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 01:10:53,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:53,368 INFO L93 Difference]: Finished difference Result 23036 states and 24995 transitions. [2021-10-13 01:10:53,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:53,369 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 182.33333333333334) internal successors, (547), 3 states have internal predecessors, (547), 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 983 [2021-10-13 01:10:53,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:53,399 INFO L225 Difference]: With dead ends: 23036 [2021-10-13 01:10:53,399 INFO L226 Difference]: Without dead ends: 13164 [2021-10-13 01:10:53,412 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:53,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2021-10-13 01:10:53,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 13164. [2021-10-13 01:10:53,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0643470333510598) internal successors, (14010), 13163 states have internal predecessors, (14010), 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 01:10:53,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 14010 transitions. [2021-10-13 01:10:53,663 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 14010 transitions. Word has length 983 [2021-10-13 01:10:53,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:53,664 INFO L470 AbstractCegarLoop]: Abstraction has 13164 states and 14010 transitions. [2021-10-13 01:10:53,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 182.33333333333334) internal successors, (547), 3 states have internal predecessors, (547), 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 01:10:53,665 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 14010 transitions. [2021-10-13 01:10:53,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 985 [2021-10-13 01:10:53,692 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:53,693 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 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 01:10:53,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 01:10:53,694 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:53,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:53,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1765534395, now seen corresponding path program 1 times [2021-10-13 01:10:53,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:53,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391822176] [2021-10-13 01:10:53,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:53,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:54,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1942 backedges. 880 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2021-10-13 01:10:54,327 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:54,327 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391822176] [2021-10-13 01:10:54,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391822176] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:54,328 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:54,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:54,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571758673] [2021-10-13 01:10:54,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:54,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:54,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:54,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:54,332 INFO L87 Difference]: Start difference. First operand 13164 states and 14010 transitions. Second operand has 3 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 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 01:10:55,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:55,534 INFO L93 Difference]: Finished difference Result 26655 states and 28407 transitions. [2021-10-13 01:10:55,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:55,535 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 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 984 [2021-10-13 01:10:55,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:55,564 INFO L225 Difference]: With dead ends: 26655 [2021-10-13 01:10:55,564 INFO L226 Difference]: Without dead ends: 14151 [2021-10-13 01:10:55,578 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:55,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2021-10-13 01:10:55,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 13493. [2021-10-13 01:10:55,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0558108508745923) internal successors, (14245), 13492 states have internal predecessors, (14245), 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 01:10:55,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 14245 transitions. [2021-10-13 01:10:55,915 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 14245 transitions. Word has length 984 [2021-10-13 01:10:55,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:55,916 INFO L470 AbstractCegarLoop]: Abstraction has 13493 states and 14245 transitions. [2021-10-13 01:10:55,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 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 01:10:55,917 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 14245 transitions. [2021-10-13 01:10:55,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 999 [2021-10-13 01:10:55,941 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:55,943 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 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 01:10:55,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 01:10:55,943 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:55,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:55,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1342899908, now seen corresponding path program 1 times [2021-10-13 01:10:55,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:55,944 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466307221] [2021-10-13 01:10:55,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:55,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:56,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1835 backedges. 862 proven. 0 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2021-10-13 01:10:56,650 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:56,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466307221] [2021-10-13 01:10:56,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466307221] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:56,651 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:56,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:56,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787242722] [2021-10-13 01:10:56,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:56,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:56,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:56,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:56,655 INFO L87 Difference]: Start difference. First operand 13493 states and 14245 transitions. Second operand has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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 01:10:57,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:10:57,932 INFO L93 Difference]: Finished difference Result 31919 states and 33747 transitions. [2021-10-13 01:10:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:10:57,933 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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 998 [2021-10-13 01:10:57,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:10:57,969 INFO L225 Difference]: With dead ends: 31919 [2021-10-13 01:10:57,970 INFO L226 Difference]: Without dead ends: 16783 [2021-10-13 01:10:57,984 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:58,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16783 states. [2021-10-13 01:10:58,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16783 to 16783. [2021-10-13 01:10:58,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16783 states, 16782 states have (on average 1.042188058634251) internal successors, (17490), 16782 states have internal predecessors, (17490), 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 01:10:58,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16783 states to 16783 states and 17490 transitions. [2021-10-13 01:10:58,311 INFO L78 Accepts]: Start accepts. Automaton has 16783 states and 17490 transitions. Word has length 998 [2021-10-13 01:10:58,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:10:58,312 INFO L470 AbstractCegarLoop]: Abstraction has 16783 states and 17490 transitions. [2021-10-13 01:10:58,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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 01:10:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 16783 states and 17490 transitions. [2021-10-13 01:10:58,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1314 [2021-10-13 01:10:58,353 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:10:58,355 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 01:10:58,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 01:10:58,355 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:10:58,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:10:58,356 INFO L82 PathProgramCache]: Analyzing trace with hash 226354803, now seen corresponding path program 1 times [2021-10-13 01:10:58,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:10:58,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338552666] [2021-10-13 01:10:58,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:10:58,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:10:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:10:59,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3587 backedges. 1175 proven. 0 refuted. 0 times theorem prover too weak. 2412 trivial. 0 not checked. [2021-10-13 01:10:59,051 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:10:59,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338552666] [2021-10-13 01:10:59,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338552666] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:10:59,052 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:10:59,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:10:59,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185737330] [2021-10-13 01:10:59,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:10:59,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:10:59,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:10:59,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:10:59,057 INFO L87 Difference]: Start difference. First operand 16783 states and 17490 transitions. Second operand has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 3 states have internal predecessors, (458), 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 01:11:00,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:11:00,262 INFO L93 Difference]: Finished difference Result 35538 states and 37147 transitions. [2021-10-13 01:11:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:11:00,263 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 3 states have internal predecessors, (458), 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 1313 [2021-10-13 01:11:00,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:11:00,292 INFO L225 Difference]: With dead ends: 35538 [2021-10-13 01:11:00,292 INFO L226 Difference]: Without dead ends: 17770 [2021-10-13 01:11:00,301 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 01:11:00,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17770 states. [2021-10-13 01:11:00,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17770 to 17112. [2021-10-13 01:11:00,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17112 states, 17111 states have (on average 1.0351820466366666) internal successors, (17713), 17111 states have internal predecessors, (17713), 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 01:11:00,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17112 states to 17112 states and 17713 transitions. [2021-10-13 01:11:00,549 INFO L78 Accepts]: Start accepts. Automaton has 17112 states and 17713 transitions. Word has length 1313 [2021-10-13 01:11:00,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:11:00,550 INFO L470 AbstractCegarLoop]: Abstraction has 17112 states and 17713 transitions. [2021-10-13 01:11:00,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 3 states have internal predecessors, (458), 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 01:11:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 17112 states and 17713 transitions. [2021-10-13 01:11:00,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1391 [2021-10-13 01:11:00,595 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:11:00,597 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, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 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 01:11:00,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-13 01:11:00,598 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:11:00,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:11:00,601 INFO L82 PathProgramCache]: Analyzing trace with hash -1462333655, now seen corresponding path program 1 times [2021-10-13 01:11:00,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:11:00,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843712070] [2021-10-13 01:11:00,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:11:00,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:11:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:11:01,452 INFO L134 CoverageAnalysis]: Checked inductivity of 3385 backedges. 1932 proven. 0 refuted. 0 times theorem prover too weak. 1453 trivial. 0 not checked. [2021-10-13 01:11:01,452 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:11:01,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843712070] [2021-10-13 01:11:01,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843712070] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:11:01,455 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:11:01,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:11:01,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178479157] [2021-10-13 01:11:01,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:11:01,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:11:01,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:11:01,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:11:01,460 INFO L87 Difference]: Start difference. First operand 17112 states and 17713 transitions. Second operand has 3 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 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 01:11:02,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:11:02,598 INFO L93 Difference]: Finished difference Result 33564 states and 34760 transitions. [2021-10-13 01:11:02,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:11:02,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 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 1390 [2021-10-13 01:11:02,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:11:02,620 INFO L225 Difference]: With dead ends: 33564 [2021-10-13 01:11:02,621 INFO L226 Difference]: Without dead ends: 17112 [2021-10-13 01:11:02,630 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:11:02,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17112 states. [2021-10-13 01:11:02,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17112 to 17112. [2021-10-13 01:11:02,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17112 states, 17111 states have (on average 1.0327274852434107) internal successors, (17671), 17111 states have internal predecessors, (17671), 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 01:11:02,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17112 states to 17112 states and 17671 transitions. [2021-10-13 01:11:02,953 INFO L78 Accepts]: Start accepts. Automaton has 17112 states and 17671 transitions. Word has length 1390 [2021-10-13 01:11:02,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:11:02,955 INFO L470 AbstractCegarLoop]: Abstraction has 17112 states and 17671 transitions. [2021-10-13 01:11:02,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 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 01:11:02,956 INFO L276 IsEmpty]: Start isEmpty. Operand 17112 states and 17671 transitions. [2021-10-13 01:11:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1430 [2021-10-13 01:11:03,010 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:11:03,011 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:11:03,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-13 01:11:03,012 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:11:03,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:11:03,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1011299682, now seen corresponding path program 1 times [2021-10-13 01:11:03,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:11:03,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386504229] [2021-10-13 01:11:03,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:11:03,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:11:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:11:03,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3774 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 3519 trivial. 0 not checked. [2021-10-13 01:11:03,962 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:11:03,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386504229] [2021-10-13 01:11:03,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386504229] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:11:03,963 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:11:03,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:11:03,964 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738972389] [2021-10-13 01:11:03,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:11:03,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:11:03,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:11:03,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:11:03,967 INFO L87 Difference]: Start difference. First operand 17112 states and 17671 transitions. Second operand has 4 states, 4 states have (on average 82.25) internal successors, (329), 4 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:05,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:11:05,909 INFO L93 Difference]: Finished difference Result 37207 states and 38427 transitions. [2021-10-13 01:11:05,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:11:05,909 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 82.25) internal successors, (329), 4 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1429 [2021-10-13 01:11:05,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:11:05,927 INFO L225 Difference]: With dead ends: 37207 [2021-10-13 01:11:05,927 INFO L226 Difference]: Without dead ends: 19744 [2021-10-13 01:11:05,939 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:11:05,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19744 states. [2021-10-13 01:11:06,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19744 to 15796. [2021-10-13 01:11:06,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.033744855967078) internal successors, (16328), 15795 states have internal predecessors, (16328), 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 01:11:06,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16328 transitions. [2021-10-13 01:11:06,231 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16328 transitions. Word has length 1429 [2021-10-13 01:11:06,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:11:06,232 INFO L470 AbstractCegarLoop]: Abstraction has 15796 states and 16328 transitions. [2021-10-13 01:11:06,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 82.25) internal successors, (329), 4 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:11:06,233 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16328 transitions. [2021-10-13 01:11:06,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1446 [2021-10-13 01:11:06,331 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:11:06,333 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, 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, 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, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 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 01:11:06,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-13 01:11:06,333 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:11:06,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:11:06,334 INFO L82 PathProgramCache]: Analyzing trace with hash -405099919, now seen corresponding path program 1 times [2021-10-13 01:11:06,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:11:06,335 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354173485] [2021-10-13 01:11:06,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:11:06,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:11:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:11:07,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4703 backedges. 3146 proven. 0 refuted. 0 times theorem prover too weak. 1557 trivial. 0 not checked. [2021-10-13 01:11:07,030 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:11:07,030 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354173485] [2021-10-13 01:11:07,030 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354173485] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:11:07,030 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:11:07,031 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:11:07,031 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923591136] [2021-10-13 01:11:07,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:11:07,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:11:07,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:11:07,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:11:07,036 INFO L87 Difference]: Start difference. First operand 15796 states and 16328 transitions. Second operand has 3 states, 3 states have (on average 198.66666666666666) internal successors, (596), 3 states have internal predecessors, (596), 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 01:11:08,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:11:08,283 INFO L93 Difference]: Finished difference Result 30930 states and 31989 transitions. [2021-10-13 01:11:08,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:11:08,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 198.66666666666666) internal successors, (596), 3 states have internal predecessors, (596), 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 1445 [2021-10-13 01:11:08,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:11:08,285 INFO L225 Difference]: With dead ends: 30930 [2021-10-13 01:11:08,285 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:11:08,296 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:11:08,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:11:08,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:11:08,297 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 01:11:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:11:08,298 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1445 [2021-10-13 01:11:08,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:11:08,299 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:11:08,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 198.66666666666666) internal successors, (596), 3 states have internal predecessors, (596), 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 01:11:08,299 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:11:08,300 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:11:08,303 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:11:08,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-13 01:11:08,307 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:11:08,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:11:08,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:11:08,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:11:08,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:11:09,947 INFO L857 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,947 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,948 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,948 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,948 INFO L857 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,948 INFO L857 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,948 INFO L857 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,948 INFO L857 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,949 INFO L857 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,949 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,949 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,949 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,949 INFO L857 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,949 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,949 INFO L857 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,950 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-10-13 01:11:09,950 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-10-13 01:11:09,950 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-13 01:11:09,950 INFO L857 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,950 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,950 INFO L857 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,950 INFO L857 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,950 INFO L857 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,951 INFO L857 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,951 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,951 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,951 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,951 INFO L857 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,951 INFO L857 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,951 INFO L857 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,951 INFO L857 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,951 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,952 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,952 INFO L857 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,952 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,952 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,952 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-13 01:11:09,952 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-10-13 01:11:09,952 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-13 01:11:09,952 INFO L857 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,952 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,953 INFO L857 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,953 INFO L857 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,953 INFO L857 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,953 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,953 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,953 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,953 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,953 INFO L857 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,953 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-10-13 01:11:09,954 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-10-13 01:11:09,954 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-10-13 01:11:09,954 INFO L857 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,954 INFO L857 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,954 INFO L857 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,954 INFO L857 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,954 INFO L857 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,954 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,954 INFO L857 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,955 INFO L857 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,955 INFO L857 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,955 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,955 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,955 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,955 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,955 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,955 INFO L857 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,955 INFO L857 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,956 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,956 INFO L857 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,956 INFO L857 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,956 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-10-13 01:11:09,956 INFO L857 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,956 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-13 01:11:09,956 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-10-13 01:11:09,957 INFO L853 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse10 (+ 87 ~a18~0))) (let ((.cse3 (= ~a15~0 3)) (.cse2 (<= .cse10 0)) (.cse5 (= ~a16~0 8)) (.cse4 (<= 0 .cse10)) (.cse7 (= ~a16~0 9)) (.cse1 (= ~a12~0 8)) (.cse6 (= ~a12~0 9)) (.cse9 (<= 11 ~a16~0)) (.cse0 (<= ~a15~0 3)) (.cse8 (<= ~a18~0 134))) (or (and .cse0 .cse1 .cse2) (and (= ~a16~0 10) .cse1 .cse3) (and .cse4 .cse0 (<= ~a12~0 6)) (and .cse5 .cse0) (and (<= ~a12~0 7) (<= ~a16~0 11)) (and (= 5 ~a12~0) .cse3) (and .cse6 .cse7 .cse0) (and .cse6 .cse0 .cse2) (and .cse5 .cse1 .cse8) (and .cse6 .cse5) (and .cse7 .cse1 .cse8) (and .cse4 .cse7 .cse0 .cse8) (and .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9) (and .cse6 .cse0 .cse9) (and .cse0 (= 7 ~a12~0) .cse8)))) [2021-10-13 01:11:09,957 INFO L857 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,957 INFO L857 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,957 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,957 INFO L857 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,957 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,957 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,957 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,958 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,958 INFO L857 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,958 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,958 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-10-13 01:11:09,958 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-10-13 01:11:09,958 INFO L857 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,958 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-10-13 01:11:09,958 INFO L857 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,958 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,959 INFO L857 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,959 INFO L857 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,959 INFO L857 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,959 INFO L857 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,959 INFO L857 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,959 INFO L857 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,959 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,959 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,964 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,964 INFO L857 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,964 INFO L857 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,964 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,965 INFO L857 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,965 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,965 INFO L857 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,965 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-10-13 01:11:09,965 INFO L857 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,966 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-10-13 01:11:09,967 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-10-13 01:11:09,967 INFO L857 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,967 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,967 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,967 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,967 INFO L857 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,967 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,968 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,968 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,968 INFO L857 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,968 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,968 INFO L857 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,968 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-10-13 01:11:09,968 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-10-13 01:11:09,968 INFO L857 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,968 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-10-13 01:11:09,969 INFO L857 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,969 INFO L853 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse10 (+ 87 ~a18~0))) (let ((.cse3 (= ~a15~0 3)) (.cse2 (<= .cse10 0)) (.cse5 (= ~a16~0 8)) (.cse4 (<= 0 .cse10)) (.cse7 (= ~a16~0 9)) (.cse1 (= ~a12~0 8)) (.cse6 (= ~a12~0 9)) (.cse9 (<= 11 ~a16~0)) (.cse0 (<= ~a15~0 3)) (.cse8 (<= ~a18~0 134))) (or (and .cse0 .cse1 .cse2) (and (= ~a16~0 10) .cse1 .cse3) (and .cse4 .cse0 (<= ~a12~0 6)) (and .cse5 .cse0) (and (<= ~a12~0 7) (<= ~a16~0 11)) (and (= 5 ~a12~0) .cse3) (and .cse6 .cse7 .cse0) (and .cse6 .cse0 .cse2) (and .cse5 .cse1 .cse8) (and .cse6 .cse5) (and .cse7 .cse1 .cse8) (and .cse4 .cse7 .cse0 .cse8) (and .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9) (and .cse6 .cse0 .cse9) (and .cse0 (= 7 ~a12~0) .cse8)))) [2021-10-13 01:11:09,969 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,969 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,969 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,970 INFO L857 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,970 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,971 INFO L857 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,971 INFO L857 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,971 INFO L857 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,971 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:11:09,971 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,971 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,971 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,972 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,972 INFO L857 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,972 INFO L857 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,972 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-10-13 01:11:09,972 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,972 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-10-13 01:11:09,973 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-10-13 01:11:09,973 INFO L857 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,973 INFO L860 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2021-10-13 01:11:09,973 INFO L857 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,973 INFO L857 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,973 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,974 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,974 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,974 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,974 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,975 INFO L857 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,975 INFO L857 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,975 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,975 INFO L857 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,975 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-13 01:11:09,976 INFO L857 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,976 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-10-13 01:11:09,976 INFO L857 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,976 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-10-13 01:11:09,976 INFO L857 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,977 INFO L857 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,977 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,977 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,977 INFO L857 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,977 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,978 INFO L857 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,978 INFO L857 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,978 INFO L857 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,978 INFO L857 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,978 INFO L857 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,978 INFO L857 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,978 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,978 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,979 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,979 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,979 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-10-13 01:11:09,979 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-10-13 01:11:09,979 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-10-13 01:11:09,979 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:11:09,980 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 119) no Hoare annotation was computed. [2021-10-13 01:11:09,980 INFO L853 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse10 (+ 87 ~a18~0))) (let ((.cse3 (= ~a15~0 3)) (.cse2 (<= .cse10 0)) (.cse5 (= ~a16~0 8)) (.cse4 (<= 0 .cse10)) (.cse7 (= ~a16~0 9)) (.cse1 (= ~a12~0 8)) (.cse6 (= ~a12~0 9)) (.cse9 (<= 11 ~a16~0)) (.cse0 (<= ~a15~0 3)) (.cse8 (<= ~a18~0 134))) (or (and .cse0 .cse1 .cse2) (and (= ~a16~0 10) .cse1 .cse3) (and .cse4 .cse0 (<= ~a12~0 6)) (and .cse5 .cse0) (and (<= ~a12~0 7) (<= ~a16~0 11)) (and (= 5 ~a12~0) .cse3) (and .cse6 .cse7 .cse0) (and .cse6 .cse0 .cse2) (and .cse5 .cse1 .cse8) (and .cse6 .cse5) (and .cse7 .cse1 .cse8) (and .cse4 .cse7 .cse0 .cse8) (and .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9) (and .cse6 .cse0 .cse9) (and .cse0 (= 7 ~a12~0) .cse8)))) [2021-10-13 01:11:09,980 INFO L857 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,980 INFO L857 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,981 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,981 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,981 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,981 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,981 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,982 INFO L857 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,982 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,982 INFO L857 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,982 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,983 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,983 INFO L857 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,983 INFO L857 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,983 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-10-13 01:11:09,983 INFO L857 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,984 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-10-13 01:11:09,984 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-10-13 01:11:09,984 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,984 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,984 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,985 INFO L857 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,985 INFO L857 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,985 INFO L857 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,985 INFO L857 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,985 INFO L857 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,986 INFO L857 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,986 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,986 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,986 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,986 INFO L857 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2021-10-13 01:11:09,987 INFO L857 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,987 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,987 INFO L857 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,987 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,988 INFO L857 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,988 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-10-13 01:11:09,988 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-10-13 01:11:09,988 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-10-13 01:11:09,988 INFO L857 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,989 INFO L857 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,989 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,989 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,989 INFO L857 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,989 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,990 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,990 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,990 INFO L857 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,990 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,991 INFO L857 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,991 INFO L857 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,991 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,991 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-10-13 01:11:09,991 INFO L857 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,991 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-10-13 01:11:09,991 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-10-13 01:11:09,992 INFO L857 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,992 INFO L857 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,992 INFO L857 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,992 INFO L857 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,992 INFO L857 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,993 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,993 INFO L857 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,993 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,993 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,993 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,994 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,994 INFO L857 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,994 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,994 INFO L857 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,995 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-10-13 01:11:09,995 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-10-13 01:11:09,995 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-10-13 01:11:09,995 INFO L857 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,995 INFO L857 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,996 INFO L857 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,996 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,996 INFO L857 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,996 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,996 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,996 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,997 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,997 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,997 INFO L857 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,997 INFO L857 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,997 INFO L857 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,997 INFO L857 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,997 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-13 01:11:09,997 INFO L857 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,997 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-10-13 01:11:09,998 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-10-13 01:11:09,998 INFO L857 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,998 INFO L857 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,998 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,998 INFO L857 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,998 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,999 INFO L857 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,999 INFO L857 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,999 INFO L857 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2021-10-13 01:11:09,999 INFO L857 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2021-10-13 01:11:09,999 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,999 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:09,999 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,000 INFO L857 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,000 INFO L857 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,000 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-10-13 01:11:10,000 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-13 01:11:10,000 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-10-13 01:11:10,001 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,001 INFO L857 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,001 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,001 INFO L857 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,001 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,002 INFO L857 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,002 INFO L857 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,002 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,002 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,002 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,003 INFO L857 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,003 INFO L857 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,003 INFO L857 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,003 INFO L857 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,003 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:11:10,004 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,004 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-10-13 01:11:10,004 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-10-13 01:11:10,004 INFO L857 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,004 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,005 INFO L857 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,005 INFO L857 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,005 INFO L857 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,005 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,005 INFO L857 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,006 INFO L857 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,006 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,006 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,006 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,006 INFO L857 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,007 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-13 01:11:10,007 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-10-13 01:11:10,007 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,007 INFO L857 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,007 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,008 INFO L857 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,008 INFO L857 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,008 INFO L857 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,008 INFO L857 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,008 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,009 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,009 INFO L857 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,009 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,009 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,010 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,010 INFO L857 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,010 INFO L857 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,010 INFO L857 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,010 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-10-13 01:11:10,011 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-10-13 01:11:10,011 INFO L857 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,011 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,011 INFO L857 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,011 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,012 INFO L857 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,012 INFO L857 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,012 INFO L857 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,012 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,012 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,013 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:11:10,013 INFO L857 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,013 INFO L857 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,013 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-10-13 01:11:10,013 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-10-13 01:11:10,014 INFO L857 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,014 INFO L857 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,014 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,014 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,014 INFO L857 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,015 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,015 INFO L857 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,015 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,015 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,015 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,016 INFO L857 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,016 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,016 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,016 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,016 INFO L857 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,017 INFO L857 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,017 INFO L857 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,017 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-10-13 01:11:10,017 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-10-13 01:11:10,018 INFO L857 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,018 INFO L857 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,018 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,018 INFO L857 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,018 INFO L857 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,019 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,019 INFO L857 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2021-10-13 01:11:10,019 INFO L857 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,019 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,019 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,020 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-10-13 01:11:10,020 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2021-10-13 01:11:10,020 INFO L857 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,020 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,020 INFO L857 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2021-10-13 01:11:10,021 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-10-13 01:11:10,021 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-10-13 01:11:10,021 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-13 01:11:10,027 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:11:10,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:11:10 BoogieIcfgContainer [2021-10-13 01:11:10,054 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:11:10,055 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:11:10,055 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:11:10,055 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:11:10,056 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:10:21" (3/4) ... [2021-10-13 01:11:10,059 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:11:10,104 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 01:11:10,113 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 01:11:10,117 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:11:10,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:11:10,421 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:11:10,421 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:11:10,423 INFO L168 Benchmark]: Toolchain (without parser) took 54365.03 ms. Allocated memory was 92.3 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 68.5 MB in the beginning and 954.7 MB in the end (delta: -886.2 MB). Peak memory consumption was 525.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:10,423 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory is still 68.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:11:10,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1451.66 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 68.4 MB in the beginning and 63.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:10,425 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.45 ms. Allocated memory is still 111.1 MB. Free memory was 63.4 MB in the beginning and 65.8 MB in the end (delta: -2.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:10,426 INFO L168 Benchmark]: Boogie Preprocessor took 254.56 ms. Allocated memory is still 111.1 MB. Free memory was 65.8 MB in the beginning and 52.5 MB in the end (delta: 13.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:10,426 INFO L168 Benchmark]: RCFGBuilder took 3050.71 ms. Allocated memory was 111.1 MB in the beginning and 190.8 MB in the end (delta: 79.7 MB). Free memory was 52.5 MB in the beginning and 135.3 MB in the end (delta: -82.9 MB). Peak memory consumption was 76.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:10,427 INFO L168 Benchmark]: TraceAbstraction took 48951.70 ms. Allocated memory was 190.8 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 135.3 MB in the beginning and 992.9 MB in the end (delta: -857.5 MB). Peak memory consumption was 456.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:10,427 INFO L168 Benchmark]: Witness Printer took 366.49 ms. Allocated memory is still 1.5 GB. Free memory was 992.9 MB in the beginning and 954.7 MB in the end (delta: 38.2 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:11:10,430 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory is still 68.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1451.66 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 68.4 MB in the beginning and 63.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 280.45 ms. Allocated memory is still 111.1 MB. Free memory was 63.4 MB in the beginning and 65.8 MB in the end (delta: -2.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 254.56 ms. Allocated memory is still 111.1 MB. Free memory was 65.8 MB in the beginning and 52.5 MB in the end (delta: 13.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3050.71 ms. Allocated memory was 111.1 MB in the beginning and 190.8 MB in the end (delta: 79.7 MB). Free memory was 52.5 MB in the beginning and 135.3 MB in the end (delta: -82.9 MB). Peak memory consumption was 76.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 48951.70 ms. Allocated memory was 190.8 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 135.3 MB in the beginning and 992.9 MB in the end (delta: -857.5 MB). Peak memory consumption was 456.3 MB. Max. memory is 16.1 GB. * Witness Printer took 366.49 ms. Allocated memory is still 1.5 GB. Free memory was 992.9 MB in the beginning and 954.7 MB in the end (delta: 38.2 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms 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: 119]: 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: 48820.5ms, OverallIterations: 17, TraceHistogramMax: 10, EmptinessCheckTime: 482.1ms, AutomataDifference: 30435.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1642.1ms, InitialAbstractionConstructionTime: 30.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 3925 SDtfs, 4376 SDslu, 220 SDs, 0 SdLazy, 15932 SolverSat, 2852 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22290.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 915 GetRequests, 884 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 175.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=17112occurred in iteration=14, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 3309.2ms AutomataMinimizationTime, 17 MinimizatonAttempts, 6618 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 211 NumberOfFragments, 481 HoareAnnotationTreeSize, 4 FomulaSimplifications, 7354 FormulaSimplificationTreeSizeReduction, 499.1ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 1709 FormulaSimplificationTreeSizeReductionInter, 1126.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 762.8ms SsaConstructionTime, 1933.7ms SatisfiabilityAnalysisTime, 8930.1ms InterpolantComputationTime, 13147 NumberOfCodeBlocks, 13147 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 13128 ConstructedInterpolants, 0 QuantifiedInterpolants, 34457 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1085 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 19 InterpolantComputations, 17 PerfectInterpolantSequences, 25445/25529 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 Derived loop invariant: ((((((((((((((((a15 <= 3 && a12 == 8) && 87 + a18 <= 0) || ((a16 == 10 && a12 == 8) && a15 == 3)) || ((0 <= 87 + a18 && a15 <= 3) && a12 <= 6)) || (a16 == 8 && a15 <= 3)) || (a12 <= 7 && a16 <= 11)) || (5 == a12 && a15 == 3)) || ((a12 == 9 && a16 == 9) && a15 <= 3)) || ((a12 == 9 && a15 <= 3) && 87 + a18 <= 0)) || ((a16 == 8 && a12 == 8) && a18 <= 134)) || (a12 == 9 && a16 == 8)) || ((a16 == 9 && a12 == 8) && a18 <= 134)) || (((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && a18 <= 134)) || ((a12 == 9 && a16 == 9) && a18 <= 134)) || ((a15 <= 3 && a12 == 8) && 11 <= a16)) || ((a12 == 9 && a15 <= 3) && 11 <= a16)) || ((a15 <= 3 && 7 == a12) && a18 <= 134) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((((((((((((a15 <= 3 && a12 == 8) && 87 + a18 <= 0) || ((a16 == 10 && a12 == 8) && a15 == 3)) || ((0 <= 87 + a18 && a15 <= 3) && a12 <= 6)) || (a16 == 8 && a15 <= 3)) || (a12 <= 7 && a16 <= 11)) || (5 == a12 && a15 == 3)) || ((a12 == 9 && a16 == 9) && a15 <= 3)) || ((a12 == 9 && a15 <= 3) && 87 + a18 <= 0)) || ((a16 == 8 && a12 == 8) && a18 <= 134)) || (a12 == 9 && a16 == 8)) || ((a16 == 9 && a12 == 8) && a18 <= 134)) || (((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && a18 <= 134)) || ((a12 == 9 && a16 == 9) && a18 <= 134)) || ((a15 <= 3 && a12 == 8) && 11 <= a16)) || ((a12 == 9 && a15 <= 3) && 11 <= a16)) || ((a15 <= 3 && 7 == a12) && a18 <= 134) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((a15 <= 3 && a12 == 8) && 87 + a18 <= 0) || ((a16 == 10 && a12 == 8) && a15 == 3)) || ((0 <= 87 + a18 && a15 <= 3) && a12 <= 6)) || (a16 == 8 && a15 <= 3)) || (a12 <= 7 && a16 <= 11)) || (5 == a12 && a15 == 3)) || ((a12 == 9 && a16 == 9) && a15 <= 3)) || ((a12 == 9 && a15 <= 3) && 87 + a18 <= 0)) || ((a16 == 8 && a12 == 8) && a18 <= 134)) || (a12 == 9 && a16 == 8)) || ((a16 == 9 && a12 == 8) && a18 <= 134)) || (((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && a18 <= 134)) || ((a12 == 9 && a16 == 9) && a18 <= 134)) || ((a15 <= 3 && a12 == 8) && 11 <= a16)) || ((a12 == 9 && a15 <= 3) && 11 <= a16)) || ((a15 <= 3 && 7 == a12) && a18 <= 134) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-13 01:11:10,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab3535c-a69b-4872-a09c-6073e546fe30/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...