./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg --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 8bb11b03e1d6962fa6d12d5d93aa1dd97aef360b3e232443e9b2cf50f9d87a21 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:44:01,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:44:01,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:44:01,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:44:01,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:44:01,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:44:01,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:44:01,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:44:01,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:44:01,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:44:01,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:44:01,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:44:01,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:44:01,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:44:01,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:44:01,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:44:01,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:44:01,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:44:01,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:44:01,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:44:01,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:44:01,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:44:01,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:44:01,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:44:01,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:44:01,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:44:01,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:44:01,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:44:01,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:44:01,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:44:01,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:44:01,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:44:01,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:44:01,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:44:01,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:44:01,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:44:01,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:44:01,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:44:01,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:44:01,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:44:01,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:44:01,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 08:44:01,213 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:44:01,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:44:01,214 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:44:01,214 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:44:01,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:44:01,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:44:01,223 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:44:01,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:44:01,224 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:44:01,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:44:01,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:44:01,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:44:01,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:44:01,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:44:01,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:44:01,227 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:44:01,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:44:01,227 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:44:01,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:44:01,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:44:01,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:44:01,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:44:01,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:44:01,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:44:01,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:44:01,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:44:01,230 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:44:01,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:44:01,231 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:44:01,231 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:44:01,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:44:01,231 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:44:01,232 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_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bb11b03e1d6962fa6d12d5d93aa1dd97aef360b3e232443e9b2cf50f9d87a21 [2021-10-28 08:44:01,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:44:01,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:44:01,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:44:01,543 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:44:01,544 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:44:01,545 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2021-10-28 08:44:01,640 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/data/3d8ca88d3/85ded434334d4bd0a31877de6c99c2b3/FLAGd83ad16b5 [2021-10-28 08:44:02,317 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:44:02,318 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2021-10-28 08:44:02,343 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/data/3d8ca88d3/85ded434334d4bd0a31877de6c99c2b3/FLAGd83ad16b5 [2021-10-28 08:44:02,485 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/data/3d8ca88d3/85ded434334d4bd0a31877de6c99c2b3 [2021-10-28 08:44:02,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:44:02,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:44:02,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:44:02,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:44:02,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:44:02,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:44:02" (1/1) ... [2021-10-28 08:44:02,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e6ddfc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:02, skipping insertion in model container [2021-10-28 08:44:02,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:44:02" (1/1) ... [2021-10-28 08:44:02,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:44:02,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:44:02,965 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_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/sv-benchmarks/c/eca-rers2012/Problem15_label08.c[6299,6312] [2021-10-28 08:44:03,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:44:03,484 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:44:03,513 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_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/sv-benchmarks/c/eca-rers2012/Problem15_label08.c[6299,6312] [2021-10-28 08:44:03,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:44:03,752 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:44:03,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03 WrapperNode [2021-10-28 08:44:03,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:44:03,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:44:03,755 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:44:03,755 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:44:03,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (1/1) ... [2021-10-28 08:44:03,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (1/1) ... [2021-10-28 08:44:04,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:44:04,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:44:04,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:44:04,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:44:04,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (1/1) ... [2021-10-28 08:44:04,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (1/1) ... [2021-10-28 08:44:04,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (1/1) ... [2021-10-28 08:44:04,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (1/1) ... [2021-10-28 08:44:04,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (1/1) ... [2021-10-28 08:44:04,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (1/1) ... [2021-10-28 08:44:04,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (1/1) ... [2021-10-28 08:44:04,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:44:04,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:44:04,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:44:04,369 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:44:04,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (1/1) ... [2021-10-28 08:44:04,380 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:44:04,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:44:04,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 08:44:04,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 08:44:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:44:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:44:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:44:04,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:44:07,583 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:44:07,586 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-28 08:44:07,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:44:07 BoogieIcfgContainer [2021-10-28 08:44:07,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:44:07,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 08:44:07,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 08:44:07,598 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 08:44:07,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:44:02" (1/3) ... [2021-10-28 08:44:07,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528f4542 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:44:07, skipping insertion in model container [2021-10-28 08:44:07,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:03" (2/3) ... [2021-10-28 08:44:07,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528f4542 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:44:07, skipping insertion in model container [2021-10-28 08:44:07,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:44:07" (3/3) ... [2021-10-28 08:44:07,602 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label08.c [2021-10-28 08:44:07,611 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 08:44:07,612 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 08:44:07,684 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 08:44:07,693 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 08:44:07,693 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 08:44:07,732 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-28 08:44:07,743 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:07,743 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:07,744 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:07,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:07,756 INFO L85 PathProgramCache]: Analyzing trace with hash 2122806209, now seen corresponding path program 1 times [2021-10-28 08:44:07,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:07,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074389742] [2021-10-28 08:44:07,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:07,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:08,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:44:08,138 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:08,139 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074389742] [2021-10-28 08:44:08,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074389742] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:08,140 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:08,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:44:08,143 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970306851] [2021-10-28 08:44:08,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:08,150 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:08,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:08,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:08,171 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:10,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:10,738 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2021-10-28 08:44:10,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:10,740 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2021-10-28 08:44:10,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:10,758 INFO L225 Difference]: With dead ends: 1155 [2021-10-28 08:44:10,758 INFO L226 Difference]: Without dead ends: 667 [2021-10-28 08:44:10,763 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:10,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2021-10-28 08:44:10,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2021-10-28 08:44:10,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:10,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2021-10-28 08:44:10,854 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 51 [2021-10-28 08:44:10,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:10,855 INFO L470 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2021-10-28 08:44:10,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:10,856 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2021-10-28 08:44:10,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-10-28 08:44:10,862 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:10,862 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-28 08:44:10,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 08:44:10,863 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:10,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:10,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1480819463, now seen corresponding path program 1 times [2021-10-28 08:44:10,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:10,865 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620130314] [2021-10-28 08:44:10,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:10,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:10,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:11,019 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:44:11,019 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:11,019 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620130314] [2021-10-28 08:44:11,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620130314] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:11,020 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:11,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:44:11,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898373551] [2021-10-28 08:44:11,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:11,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:11,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:11,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:11,024 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:13,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:13,868 INFO L93 Difference]: Finished difference Result 1955 states and 2894 transitions. [2021-10-28 08:44:13,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:13,869 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 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 126 [2021-10-28 08:44:13,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:13,881 INFO L225 Difference]: With dead ends: 1955 [2021-10-28 08:44:13,881 INFO L226 Difference]: Without dead ends: 1292 [2021-10-28 08:44:13,884 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:13,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2021-10-28 08:44:13,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1282. [2021-10-28 08:44:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.3989071038251366) internal successors, (1792), 1281 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:13,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2021-10-28 08:44:13,967 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 126 [2021-10-28 08:44:13,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:13,970 INFO L470 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2021-10-28 08:44:13,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:13,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2021-10-28 08:44:13,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-10-28 08:44:13,984 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:13,985 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:13,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 08:44:13,985 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:13,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:13,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1300617233, now seen corresponding path program 1 times [2021-10-28 08:44:13,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:13,997 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346388306] [2021-10-28 08:44:13,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:13,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:44:14,170 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:14,171 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346388306] [2021-10-28 08:44:14,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346388306] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:14,171 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:14,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:44:14,172 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90635509] [2021-10-28 08:44:14,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:14,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:14,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:14,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:14,177 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:16,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:16,328 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2021-10-28 08:44:16,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:16,329 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 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 130 [2021-10-28 08:44:16,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:16,342 INFO L225 Difference]: With dead ends: 3764 [2021-10-28 08:44:16,343 INFO L226 Difference]: Without dead ends: 2484 [2021-10-28 08:44:16,345 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:16,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2021-10-28 08:44:16,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2021-10-28 08:44:16,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2181 states have (on average 1.2815222375057314) internal successors, (2795), 2181 states have internal predecessors, (2795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2021-10-28 08:44:16,405 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 130 [2021-10-28 08:44:16,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:16,406 INFO L470 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2021-10-28 08:44:16,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:16,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2021-10-28 08:44:16,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-10-28 08:44:16,411 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:16,411 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:16,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 08:44:16,412 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:16,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:16,413 INFO L85 PathProgramCache]: Analyzing trace with hash 26872092, now seen corresponding path program 1 times [2021-10-28 08:44:16,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:16,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890252879] [2021-10-28 08:44:16,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:16,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:16,588 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-10-28 08:44:16,588 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:16,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890252879] [2021-10-28 08:44:16,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890252879] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:16,589 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:16,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:44:16,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194728084] [2021-10-28 08:44:16,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:16,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:16,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:16,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:16,591 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 2 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:18,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:18,511 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2021-10-28 08:44:18,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:18,512 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 2 states have internal predecessors, (144), 0 states have call successors, (0), 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 221 [2021-10-28 08:44:18,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:18,534 INFO L225 Difference]: With dead ends: 6166 [2021-10-28 08:44:18,534 INFO L226 Difference]: Without dead ends: 3986 [2021-10-28 08:44:18,538 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:18,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2021-10-28 08:44:18,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2021-10-28 08:44:18,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.2200488997555012) internal successors, (4491), 3681 states have internal predecessors, (4491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:18,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2021-10-28 08:44:18,631 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 221 [2021-10-28 08:44:18,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:18,633 INFO L470 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2021-10-28 08:44:18,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 2 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:18,633 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2021-10-28 08:44:18,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2021-10-28 08:44:18,639 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:18,640 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:18,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 08:44:18,641 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:18,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:18,642 INFO L85 PathProgramCache]: Analyzing trace with hash -758886988, now seen corresponding path program 1 times [2021-10-28 08:44:18,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:18,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137768418] [2021-10-28 08:44:18,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:18,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:18,960 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-10-28 08:44:18,960 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:18,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137768418] [2021-10-28 08:44:18,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137768418] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:18,961 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:18,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:44:18,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69395526] [2021-10-28 08:44:18,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:18,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:18,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:18,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:18,964 INFO L87 Difference]: Start difference. First operand 3682 states and 4491 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:20,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:20,746 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2021-10-28 08:44:20,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:20,748 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 323 [2021-10-28 08:44:20,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:20,771 INFO L225 Difference]: With dead ends: 7661 [2021-10-28 08:44:20,771 INFO L226 Difference]: Without dead ends: 3981 [2021-10-28 08:44:20,776 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:20,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2021-10-28 08:44:20,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2021-10-28 08:44:20,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3980 states have (on average 1.2050251256281408) internal successors, (4796), 3980 states have internal predecessors, (4796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:20,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2021-10-28 08:44:20,879 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 323 [2021-10-28 08:44:20,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:20,879 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2021-10-28 08:44:20,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:20,880 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2021-10-28 08:44:20,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-10-28 08:44:20,887 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:20,887 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:20,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 08:44:20,888 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:20,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:20,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1026245797, now seen corresponding path program 1 times [2021-10-28 08:44:20,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:20,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235133716] [2021-10-28 08:44:20,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:20,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-10-28 08:44:21,094 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:21,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235133716] [2021-10-28 08:44:21,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235133716] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:21,095 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:21,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:44:21,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685005904] [2021-10-28 08:44:21,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:21,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:21,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:21,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:21,103 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand has 3 states, 3 states have (on average 83.0) internal successors, (249), 3 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:23,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:23,806 INFO L93 Difference]: Finished difference Result 8857 states and 10953 transitions. [2021-10-28 08:44:23,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:23,813 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 83.0) internal successors, (249), 3 states have internal predecessors, (249), 0 states have call successors, (0), 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 338 [2021-10-28 08:44:23,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:23,844 INFO L225 Difference]: With dead ends: 8857 [2021-10-28 08:44:23,844 INFO L226 Difference]: Without dead ends: 5177 [2021-10-28 08:44:23,849 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:23,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5177 states. [2021-10-28 08:44:23,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5177 to 3678. [2021-10-28 08:44:23,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3678 states, 3677 states have (on average 1.2181125917867828) internal successors, (4479), 3677 states have internal predecessors, (4479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:23,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3678 states and 4479 transitions. [2021-10-28 08:44:23,946 INFO L78 Accepts]: Start accepts. Automaton has 3678 states and 4479 transitions. Word has length 338 [2021-10-28 08:44:23,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:23,951 INFO L470 AbstractCegarLoop]: Abstraction has 3678 states and 4479 transitions. [2021-10-28 08:44:23,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.0) internal successors, (249), 3 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:23,952 INFO L276 IsEmpty]: Start isEmpty. Operand 3678 states and 4479 transitions. [2021-10-28 08:44:23,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2021-10-28 08:44:23,960 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:23,961 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:23,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 08:44:23,961 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:23,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:23,962 INFO L85 PathProgramCache]: Analyzing trace with hash 670102626, now seen corresponding path program 1 times [2021-10-28 08:44:23,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:23,963 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096344844] [2021-10-28 08:44:23,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:23,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-28 08:44:24,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:24,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096344844] [2021-10-28 08:44:24,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096344844] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:24,161 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:24,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:44:24,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159902991] [2021-10-28 08:44:24,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:24,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:24,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:24,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:24,164 INFO L87 Difference]: Start difference. First operand 3678 states and 4479 transitions. Second operand has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:26,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:26,419 INFO L93 Difference]: Finished difference Result 9157 states and 11369 transitions. [2021-10-28 08:44:26,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:26,428 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 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 397 [2021-10-28 08:44:26,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:26,457 INFO L225 Difference]: With dead ends: 9157 [2021-10-28 08:44:26,457 INFO L226 Difference]: Without dead ends: 5780 [2021-10-28 08:44:26,461 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:26,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2021-10-28 08:44:26,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 5182. [2021-10-28 08:44:26,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5182 states, 5181 states have (on average 1.1767998455896544) internal successors, (6097), 5181 states have internal predecessors, (6097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:26,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5182 states to 5182 states and 6097 transitions. [2021-10-28 08:44:26,580 INFO L78 Accepts]: Start accepts. Automaton has 5182 states and 6097 transitions. Word has length 397 [2021-10-28 08:44:26,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:26,581 INFO L470 AbstractCegarLoop]: Abstraction has 5182 states and 6097 transitions. [2021-10-28 08:44:26,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:26,581 INFO L276 IsEmpty]: Start isEmpty. Operand 5182 states and 6097 transitions. [2021-10-28 08:44:26,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2021-10-28 08:44:26,590 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:26,590 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:26,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 08:44:26,591 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:26,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:26,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1374004594, now seen corresponding path program 1 times [2021-10-28 08:44:26,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:26,592 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558137265] [2021-10-28 08:44:26,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:26,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:26,773 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:44:26,773 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:26,774 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558137265] [2021-10-28 08:44:26,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558137265] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:26,774 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:26,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:44:26,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782291289] [2021-10-28 08:44:26,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:26,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:26,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:26,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:26,777 INFO L87 Difference]: Start difference. First operand 5182 states and 6097 transitions. Second operand has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:28,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:28,932 INFO L93 Difference]: Finished difference Result 11868 states and 14277 transitions. [2021-10-28 08:44:28,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:28,934 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 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 403 [2021-10-28 08:44:28,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:28,983 INFO L225 Difference]: With dead ends: 11868 [2021-10-28 08:44:28,984 INFO L226 Difference]: Without dead ends: 6987 [2021-10-28 08:44:28,990 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:28,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6987 states. [2021-10-28 08:44:29,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6987 to 6087. [2021-10-28 08:44:29,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6087 states, 6086 states have (on average 1.1628327308577062) internal successors, (7077), 6086 states have internal predecessors, (7077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:29,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6087 states to 6087 states and 7077 transitions. [2021-10-28 08:44:29,140 INFO L78 Accepts]: Start accepts. Automaton has 6087 states and 7077 transitions. Word has length 403 [2021-10-28 08:44:29,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:29,141 INFO L470 AbstractCegarLoop]: Abstraction has 6087 states and 7077 transitions. [2021-10-28 08:44:29,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:29,142 INFO L276 IsEmpty]: Start isEmpty. Operand 6087 states and 7077 transitions. [2021-10-28 08:44:29,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2021-10-28 08:44:29,151 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:29,152 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:29,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 08:44:29,153 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:29,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:29,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1859644683, now seen corresponding path program 1 times [2021-10-28 08:44:29,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:29,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759969975] [2021-10-28 08:44:29,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:29,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:29,366 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-10-28 08:44:29,366 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:29,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759969975] [2021-10-28 08:44:29,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759969975] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:29,367 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:29,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:44:29,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465323370] [2021-10-28 08:44:29,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:29,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:29,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:29,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:29,370 INFO L87 Difference]: Start difference. First operand 6087 states and 7077 transitions. Second operand has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:31,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:31,290 INFO L93 Difference]: Finished difference Result 13667 states and 16224 transitions. [2021-10-28 08:44:31,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:31,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 420 [2021-10-28 08:44:31,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:31,303 INFO L225 Difference]: With dead ends: 13667 [2021-10-28 08:44:31,303 INFO L226 Difference]: Without dead ends: 7881 [2021-10-28 08:44:31,310 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:31,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7881 states. [2021-10-28 08:44:31,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7881 to 7877. [2021-10-28 08:44:31,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7877 states, 7876 states have (on average 1.1457592686642966) internal successors, (9024), 7876 states have internal predecessors, (9024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:31,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7877 states to 7877 states and 9024 transitions. [2021-10-28 08:44:31,451 INFO L78 Accepts]: Start accepts. Automaton has 7877 states and 9024 transitions. Word has length 420 [2021-10-28 08:44:31,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:31,452 INFO L470 AbstractCegarLoop]: Abstraction has 7877 states and 9024 transitions. [2021-10-28 08:44:31,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:31,452 INFO L276 IsEmpty]: Start isEmpty. Operand 7877 states and 9024 transitions. [2021-10-28 08:44:31,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-10-28 08:44:31,463 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:31,464 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:31,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 08:44:31,464 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:31,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:31,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1017641080, now seen corresponding path program 1 times [2021-10-28 08:44:31,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:31,467 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385643316] [2021-10-28 08:44:31,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:31,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:31,780 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 49 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:44:31,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:31,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385643316] [2021-10-28 08:44:31,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385643316] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:44:31,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229477871] [2021-10-28 08:44:31,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:31,782 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:44:31,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:44:31,787 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 08:44:31,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 08:44:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:32,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 08:44:32,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:44:33,381 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 154 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:44:33,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [229477871] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:44:33,382 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 08:44:33,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-10-28 08:44:33,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685928768] [2021-10-28 08:44:33,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 08:44:33,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:33,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 08:44:33,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:44:33,385 INFO L87 Difference]: Start difference. First operand 7877 states and 9024 transitions. Second operand has 7 states, 7 states have (on average 122.14285714285714) internal successors, (855), 7 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:44,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:44,931 INFO L93 Difference]: Finished difference Result 29307 states and 33899 transitions. [2021-10-28 08:44:44,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 08:44:44,932 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 122.14285714285714) internal successors, (855), 7 states have internal predecessors, (855), 0 states have call successors, (0), 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 428 [2021-10-28 08:44:44,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:44,973 INFO L225 Difference]: With dead ends: 29307 [2021-10-28 08:44:44,973 INFO L226 Difference]: Without dead ends: 21731 [2021-10-28 08:44:44,983 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 443 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-10-28 08:44:45,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21731 states. [2021-10-28 08:44:45,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21731 to 16569. [2021-10-28 08:44:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16569 states, 16568 states have (on average 1.138821825205215) internal successors, (18868), 16568 states have internal predecessors, (18868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:45,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16569 states to 16569 states and 18868 transitions. [2021-10-28 08:44:45,370 INFO L78 Accepts]: Start accepts. Automaton has 16569 states and 18868 transitions. Word has length 428 [2021-10-28 08:44:45,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:45,371 INFO L470 AbstractCegarLoop]: Abstraction has 16569 states and 18868 transitions. [2021-10-28 08:44:45,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 122.14285714285714) internal successors, (855), 7 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 16569 states and 18868 transitions. [2021-10-28 08:44:45,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2021-10-28 08:44:45,380 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:45,380 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2021-10-28 08:44:45,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 08:44:45,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:44:45,606 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:45,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:45,607 INFO L85 PathProgramCache]: Analyzing trace with hash -812489015, now seen corresponding path program 1 times [2021-10-28 08:44:45,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:45,607 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668102375] [2021-10-28 08:44:45,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:45,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:45,892 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2021-10-28 08:44:45,893 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:45,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668102375] [2021-10-28 08:44:45,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668102375] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:45,893 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:45,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:44:45,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575320131] [2021-10-28 08:44:45,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:45,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:45,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:45,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:45,896 INFO L87 Difference]: Start difference. First operand 16569 states and 18868 transitions. Second operand has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:48,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:48,161 INFO L93 Difference]: Finished difference Result 37620 states and 43194 transitions. [2021-10-28 08:44:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:48,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 524 [2021-10-28 08:44:48,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:48,197 INFO L225 Difference]: With dead ends: 37620 [2021-10-28 08:44:48,197 INFO L226 Difference]: Without dead ends: 21352 [2021-10-28 08:44:48,213 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:48,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21352 states. [2021-10-28 08:44:48,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21352 to 21352. [2021-10-28 08:44:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21352 states, 21351 states have (on average 1.134185752423774) internal successors, (24216), 21351 states have internal predecessors, (24216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:48,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21352 states to 21352 states and 24216 transitions. [2021-10-28 08:44:48,575 INFO L78 Accepts]: Start accepts. Automaton has 21352 states and 24216 transitions. Word has length 524 [2021-10-28 08:44:48,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:48,576 INFO L470 AbstractCegarLoop]: Abstraction has 21352 states and 24216 transitions. [2021-10-28 08:44:48,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:48,576 INFO L276 IsEmpty]: Start isEmpty. Operand 21352 states and 24216 transitions. [2021-10-28 08:44:48,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2021-10-28 08:44:48,585 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:48,587 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:48,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 08:44:48,588 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:48,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:48,588 INFO L85 PathProgramCache]: Analyzing trace with hash -613313688, now seen corresponding path program 1 times [2021-10-28 08:44:48,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:48,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583901396] [2021-10-28 08:44:48,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:48,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2021-10-28 08:44:48,855 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:48,855 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583901396] [2021-10-28 08:44:48,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583901396] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:48,856 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:48,856 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:44:48,856 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482335623] [2021-10-28 08:44:48,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:48,857 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:48,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:48,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:48,858 INFO L87 Difference]: Start difference. First operand 21352 states and 24216 transitions. Second operand has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:50,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:50,978 INFO L93 Difference]: Finished difference Result 48998 states and 55809 transitions. [2021-10-28 08:44:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:50,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 542 [2021-10-28 08:44:50,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:51,029 INFO L225 Difference]: With dead ends: 48998 [2021-10-28 08:44:51,029 INFO L226 Difference]: Without dead ends: 27947 [2021-10-28 08:44:51,051 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:51,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27947 states. [2021-10-28 08:44:51,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27947 to 24340. [2021-10-28 08:44:51,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24340 states, 24339 states have (on average 1.1327088212334113) internal successors, (27569), 24339 states have internal predecessors, (27569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:51,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24340 states to 24340 states and 27569 transitions. [2021-10-28 08:44:51,552 INFO L78 Accepts]: Start accepts. Automaton has 24340 states and 27569 transitions. Word has length 542 [2021-10-28 08:44:51,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:51,553 INFO L470 AbstractCegarLoop]: Abstraction has 24340 states and 27569 transitions. [2021-10-28 08:44:51,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:51,554 INFO L276 IsEmpty]: Start isEmpty. Operand 24340 states and 27569 transitions. [2021-10-28 08:44:51,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2021-10-28 08:44:51,567 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:51,567 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-28 08:44:51,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 08:44:51,568 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:51,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:51,569 INFO L85 PathProgramCache]: Analyzing trace with hash -58137795, now seen corresponding path program 1 times [2021-10-28 08:44:51,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:51,569 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995930659] [2021-10-28 08:44:51,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:51,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:51,872 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-10-28 08:44:51,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:51,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995930659] [2021-10-28 08:44:51,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995930659] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:44:51,873 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:44:51,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:44:51,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852225256] [2021-10-28 08:44:51,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:44:51,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:51,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:44:51,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:51,876 INFO L87 Difference]: Start difference. First operand 24340 states and 27569 transitions. Second operand has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:54,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:44:54,336 INFO L93 Difference]: Finished difference Result 52283 states and 58975 transitions. [2021-10-28 08:44:54,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:44:54,338 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 592 [2021-10-28 08:44:54,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:44:54,385 INFO L225 Difference]: With dead ends: 52283 [2021-10-28 08:44:54,385 INFO L226 Difference]: Without dead ends: 28244 [2021-10-28 08:44:54,401 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:44:54,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28244 states. [2021-10-28 08:44:54,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28244 to 27631. [2021-10-28 08:44:54,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27631 states, 27630 states have (on average 1.1208830980817952) internal successors, (30970), 27630 states have internal predecessors, (30970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:54,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27631 states to 27631 states and 30970 transitions. [2021-10-28 08:44:54,941 INFO L78 Accepts]: Start accepts. Automaton has 27631 states and 30970 transitions. Word has length 592 [2021-10-28 08:44:54,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:44:54,942 INFO L470 AbstractCegarLoop]: Abstraction has 27631 states and 30970 transitions. [2021-10-28 08:44:54,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:44:54,942 INFO L276 IsEmpty]: Start isEmpty. Operand 27631 states and 30970 transitions. [2021-10-28 08:44:54,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2021-10-28 08:44:54,954 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:44:54,955 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:44:54,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 08:44:54,955 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:44:54,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:44:54,956 INFO L85 PathProgramCache]: Analyzing trace with hash -2133802672, now seen corresponding path program 1 times [2021-10-28 08:44:54,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:44:54,956 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13118782] [2021-10-28 08:44:54,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:54,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:44:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:55,237 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 584 proven. 39 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-10-28 08:44:55,237 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:44:55,237 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13118782] [2021-10-28 08:44:55,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13118782] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:44:55,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1569560308] [2021-10-28 08:44:55,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:44:55,238 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:44:55,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:44:55,239 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 08:44:55,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 08:44:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:44:55,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 08:44:55,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:44:57,876 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 584 proven. 39 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-10-28 08:44:57,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1569560308] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:44:57,877 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 08:44:57,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-28 08:44:57,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122150088] [2021-10-28 08:44:57,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 08:44:57,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:44:57,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 08:44:57,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:44:57,880 INFO L87 Difference]: Start difference. First operand 27631 states and 30970 transitions. Second operand has 7 states, 7 states have (on average 85.57142857142857) internal successors, (599), 6 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:03,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:03,210 INFO L93 Difference]: Finished difference Result 65231 states and 72571 transitions. [2021-10-28 08:45:03,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 08:45:03,211 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 85.57142857142857) internal successors, (599), 6 states have internal predecessors, (599), 0 states have call successors, (0), 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 594 [2021-10-28 08:45:03,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:03,244 INFO L225 Difference]: With dead ends: 65231 [2021-10-28 08:45:03,245 INFO L226 Difference]: Without dead ends: 27631 [2021-10-28 08:45:03,265 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 601 GetRequests, 592 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-10-28 08:45:03,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27631 states. [2021-10-28 08:45:03,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27631 to 17451. [2021-10-28 08:45:03,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17451 states, 17450 states have (on average 1.0727220630372494) internal successors, (18719), 17450 states have internal predecessors, (18719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:03,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17451 states to 17451 states and 18719 transitions. [2021-10-28 08:45:03,674 INFO L78 Accepts]: Start accepts. Automaton has 17451 states and 18719 transitions. Word has length 594 [2021-10-28 08:45:03,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:03,674 INFO L470 AbstractCegarLoop]: Abstraction has 17451 states and 18719 transitions. [2021-10-28 08:45:03,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 85.57142857142857) internal successors, (599), 6 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:03,675 INFO L276 IsEmpty]: Start isEmpty. Operand 17451 states and 18719 transitions. [2021-10-28 08:45:03,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2021-10-28 08:45:03,682 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:03,683 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-28 08:45:03,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 08:45:03,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:45:03,904 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:03,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:03,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1047056699, now seen corresponding path program 1 times [2021-10-28 08:45:03,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:03,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546184188] [2021-10-28 08:45:03,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:03,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:04,290 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 437 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-10-28 08:45:04,290 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:04,290 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546184188] [2021-10-28 08:45:04,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546184188] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:04,291 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:04,291 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:45:04,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130490328] [2021-10-28 08:45:04,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:45:04,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:04,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:45:04,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:04,294 INFO L87 Difference]: Start difference. First operand 17451 states and 18719 transitions. Second operand has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:05,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:05,721 INFO L93 Difference]: Finished difference Result 39379 states and 42250 transitions. [2021-10-28 08:45:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:45:05,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 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 625 [2021-10-28 08:45:05,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:05,738 INFO L225 Difference]: With dead ends: 39379 [2021-10-28 08:45:05,738 INFO L226 Difference]: Without dead ends: 21930 [2021-10-28 08:45:05,746 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:05,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21930 states. [2021-10-28 08:45:05,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21930 to 21033. [2021-10-28 08:45:05,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21033 states, 21032 states have (on average 1.0630943324457969) internal successors, (22359), 21032 states have internal predecessors, (22359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:06,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21033 states to 21033 states and 22359 transitions. [2021-10-28 08:45:06,016 INFO L78 Accepts]: Start accepts. Automaton has 21033 states and 22359 transitions. Word has length 625 [2021-10-28 08:45:06,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:06,017 INFO L470 AbstractCegarLoop]: Abstraction has 21033 states and 22359 transitions. [2021-10-28 08:45:06,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:06,018 INFO L276 IsEmpty]: Start isEmpty. Operand 21033 states and 22359 transitions. [2021-10-28 08:45:06,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 701 [2021-10-28 08:45:06,030 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:06,031 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:45:06,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 08:45:06,031 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:06,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:06,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1187352733, now seen corresponding path program 1 times [2021-10-28 08:45:06,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:06,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108838778] [2021-10-28 08:45:06,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:06,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:06,538 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2021-10-28 08:45:06,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:06,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108838778] [2021-10-28 08:45:06,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108838778] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:06,539 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:06,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:45:06,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209798258] [2021-10-28 08:45:06,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:45:06,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:06,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:45:06,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:06,543 INFO L87 Difference]: Start difference. First operand 21033 states and 22359 transitions. Second operand has 3 states, 3 states have (on average 146.0) internal successors, (438), 3 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:08,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:08,053 INFO L93 Difference]: Finished difference Result 45052 states and 47856 transitions. [2021-10-28 08:45:08,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:45:08,054 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 146.0) internal successors, (438), 3 states have internal predecessors, (438), 0 states have call successors, (0), 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 700 [2021-10-28 08:45:08,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:08,078 INFO L225 Difference]: With dead ends: 45052 [2021-10-28 08:45:08,078 INFO L226 Difference]: Without dead ends: 24021 [2021-10-28 08:45:08,085 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:08,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24021 states. [2021-10-28 08:45:08,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24021 to 21928. [2021-10-28 08:45:08,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21928 states, 21927 states have (on average 1.0589227892552562) internal successors, (23219), 21927 states have internal predecessors, (23219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:08,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21928 states to 21928 states and 23219 transitions. [2021-10-28 08:45:08,357 INFO L78 Accepts]: Start accepts. Automaton has 21928 states and 23219 transitions. Word has length 700 [2021-10-28 08:45:08,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:08,358 INFO L470 AbstractCegarLoop]: Abstraction has 21928 states and 23219 transitions. [2021-10-28 08:45:08,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 146.0) internal successors, (438), 3 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:08,359 INFO L276 IsEmpty]: Start isEmpty. Operand 21928 states and 23219 transitions. [2021-10-28 08:45:08,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 701 [2021-10-28 08:45:08,370 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:08,371 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:45:08,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 08:45:08,372 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:08,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:08,373 INFO L85 PathProgramCache]: Analyzing trace with hash -783309884, now seen corresponding path program 1 times [2021-10-28 08:45:08,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:08,373 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588313706] [2021-10-28 08:45:08,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:08,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2021-10-28 08:45:08,845 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:08,846 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588313706] [2021-10-28 08:45:08,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588313706] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:08,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:08,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:45:08,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525811236] [2021-10-28 08:45:08,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:45:08,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:08,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:45:08,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:08,850 INFO L87 Difference]: Start difference. First operand 21928 states and 23219 transitions. Second operand has 3 states, 3 states have (on average 143.0) internal successors, (429), 3 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:10,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:10,438 INFO L93 Difference]: Finished difference Result 48060 states and 50815 transitions. [2021-10-28 08:45:10,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:45:10,439 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 143.0) internal successors, (429), 3 states have internal predecessors, (429), 0 states have call successors, (0), 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 700 [2021-10-28 08:45:10,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:10,480 INFO L225 Difference]: With dead ends: 48060 [2021-10-28 08:45:10,481 INFO L226 Difference]: Without dead ends: 26134 [2021-10-28 08:45:10,496 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:10,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26134 states. [2021-10-28 08:45:10,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26134 to 23124. [2021-10-28 08:45:10,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23124 states, 23123 states have (on average 1.057086018250227) internal successors, (24443), 23123 states have internal predecessors, (24443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:10,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23124 states to 23124 states and 24443 transitions. [2021-10-28 08:45:10,873 INFO L78 Accepts]: Start accepts. Automaton has 23124 states and 24443 transitions. Word has length 700 [2021-10-28 08:45:10,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:10,874 INFO L470 AbstractCegarLoop]: Abstraction has 23124 states and 24443 transitions. [2021-10-28 08:45:10,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 143.0) internal successors, (429), 3 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:10,874 INFO L276 IsEmpty]: Start isEmpty. Operand 23124 states and 24443 transitions. [2021-10-28 08:45:10,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 736 [2021-10-28 08:45:10,885 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:10,886 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-28 08:45:10,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-28 08:45:10,887 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:10,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:10,888 INFO L85 PathProgramCache]: Analyzing trace with hash 290162665, now seen corresponding path program 1 times [2021-10-28 08:45:10,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:10,888 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149579577] [2021-10-28 08:45:10,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:10,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:11,452 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 146 proven. 494 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:45:11,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:11,453 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149579577] [2021-10-28 08:45:11,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149579577] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:45:11,453 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1039606418] [2021-10-28 08:45:11,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:11,454 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:45:11,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:45:11,455 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 08:45:11,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-28 08:45:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:12,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 877 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 08:45:12,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:45:18,762 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 485 proven. 49 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-10-28 08:45:18,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1039606418] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:45:18,763 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 08:45:18,764 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 10 [2021-10-28 08:45:18,764 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6227026] [2021-10-28 08:45:18,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 08:45:18,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:18,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 08:45:18,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-10-28 08:45:18,768 INFO L87 Difference]: Start difference. First operand 23124 states and 24443 transitions. Second operand has 10 states, 10 states have (on average 136.4) internal successors, (1364), 10 states have internal predecessors, (1364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:30,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:30,302 INFO L93 Difference]: Finished difference Result 78466 states and 82451 transitions. [2021-10-28 08:45:30,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-28 08:45:30,302 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 136.4) internal successors, (1364), 10 states have internal predecessors, (1364), 0 states have call successors, (0), 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 735 [2021-10-28 08:45:30,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:30,362 INFO L225 Difference]: With dead ends: 78466 [2021-10-28 08:45:30,362 INFO L226 Difference]: Without dead ends: 54148 [2021-10-28 08:45:30,378 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 776 GetRequests, 748 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=271, Invalid=599, Unknown=0, NotChecked=0, Total=870 [2021-10-28 08:45:30,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54148 states. [2021-10-28 08:45:30,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54148 to 25820. [2021-10-28 08:45:30,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25820 states, 25819 states have (on average 1.0565862349432589) internal successors, (27280), 25819 states have internal predecessors, (27280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:31,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25820 states to 25820 states and 27280 transitions. [2021-10-28 08:45:31,128 INFO L78 Accepts]: Start accepts. Automaton has 25820 states and 27280 transitions. Word has length 735 [2021-10-28 08:45:31,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:31,129 INFO L470 AbstractCegarLoop]: Abstraction has 25820 states and 27280 transitions. [2021-10-28 08:45:31,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 136.4) internal successors, (1364), 10 states have internal predecessors, (1364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:31,130 INFO L276 IsEmpty]: Start isEmpty. Operand 25820 states and 27280 transitions. [2021-10-28 08:45:31,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2021-10-28 08:45:31,146 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:31,147 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:45:31,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-28 08:45:31,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-28 08:45:31,376 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:31,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:31,377 INFO L85 PathProgramCache]: Analyzing trace with hash 544945477, now seen corresponding path program 1 times [2021-10-28 08:45:31,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:31,377 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480739195] [2021-10-28 08:45:31,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:31,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:31,907 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2021-10-28 08:45:31,907 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:31,907 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480739195] [2021-10-28 08:45:31,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480739195] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:31,908 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:31,908 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:45:31,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584935588] [2021-10-28 08:45:31,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:45:31,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:31,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:45:31,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:31,911 INFO L87 Difference]: Start difference. First operand 25820 states and 27280 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:33,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:33,653 INFO L93 Difference]: Finished difference Result 50437 states and 53293 transitions. [2021-10-28 08:45:33,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:45:33,654 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 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 748 [2021-10-28 08:45:33,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:33,686 INFO L225 Difference]: With dead ends: 50437 [2021-10-28 08:45:33,687 INFO L226 Difference]: Without dead ends: 24320 [2021-10-28 08:45:33,700 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:33,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24320 states. [2021-10-28 08:45:34,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24320 to 22526. [2021-10-28 08:45:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22526 states, 22525 states have (on average 1.0339622641509434) internal successors, (23290), 22525 states have internal predecessors, (23290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:34,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22526 states to 22526 states and 23290 transitions. [2021-10-28 08:45:34,049 INFO L78 Accepts]: Start accepts. Automaton has 22526 states and 23290 transitions. Word has length 748 [2021-10-28 08:45:34,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:34,050 INFO L470 AbstractCegarLoop]: Abstraction has 22526 states and 23290 transitions. [2021-10-28 08:45:34,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:34,050 INFO L276 IsEmpty]: Start isEmpty. Operand 22526 states and 23290 transitions. [2021-10-28 08:45:34,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2021-10-28 08:45:34,060 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:34,061 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:45:34,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-28 08:45:34,061 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:34,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:34,062 INFO L85 PathProgramCache]: Analyzing trace with hash 153021755, now seen corresponding path program 1 times [2021-10-28 08:45:34,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:34,063 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434701260] [2021-10-28 08:45:34,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:34,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:34,582 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 500 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2021-10-28 08:45:34,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:34,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434701260] [2021-10-28 08:45:34,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434701260] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:34,583 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:34,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:45:34,583 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756128686] [2021-10-28 08:45:34,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 08:45:34,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:34,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 08:45:34,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:45:34,586 INFO L87 Difference]: Start difference. First operand 22526 states and 23290 transitions. Second operand has 4 states, 4 states have (on average 110.0) internal successors, (440), 4 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:36,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:36,896 INFO L93 Difference]: Finished difference Result 49253 states and 50878 transitions. [2021-10-28 08:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 08:45:36,897 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 110.0) internal successors, (440), 4 states have internal predecessors, (440), 0 states have call successors, (0), 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 748 [2021-10-28 08:45:36,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:36,921 INFO L225 Difference]: With dead ends: 49253 [2021-10-28 08:45:36,921 INFO L226 Difference]: Without dead ends: 26430 [2021-10-28 08:45:36,930 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:45:36,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26430 states. [2021-10-28 08:45:37,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26430 to 22825. [2021-10-28 08:45:37,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22825 states, 22824 states have (on average 1.033999298983526) internal successors, (23600), 22824 states have internal predecessors, (23600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:37,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22825 states to 22825 states and 23600 transitions. [2021-10-28 08:45:37,199 INFO L78 Accepts]: Start accepts. Automaton has 22825 states and 23600 transitions. Word has length 748 [2021-10-28 08:45:37,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:37,200 INFO L470 AbstractCegarLoop]: Abstraction has 22825 states and 23600 transitions. [2021-10-28 08:45:37,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 110.0) internal successors, (440), 4 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:37,200 INFO L276 IsEmpty]: Start isEmpty. Operand 22825 states and 23600 transitions. [2021-10-28 08:45:37,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 774 [2021-10-28 08:45:37,282 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:37,283 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:45:37,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-28 08:45:37,284 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:37,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:37,284 INFO L85 PathProgramCache]: Analyzing trace with hash -410816584, now seen corresponding path program 1 times [2021-10-28 08:45:37,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:37,285 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33633667] [2021-10-28 08:45:37,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:37,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:37,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:37,751 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 797 trivial. 0 not checked. [2021-10-28 08:45:37,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:37,752 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33633667] [2021-10-28 08:45:37,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33633667] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:37,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:37,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:45:37,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926774572] [2021-10-28 08:45:37,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:45:37,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:37,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:45:37,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:37,757 INFO L87 Difference]: Start difference. First operand 22825 states and 23600 transitions. Second operand has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:39,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:39,683 INFO L93 Difference]: Finished difference Result 47745 states and 49335 transitions. [2021-10-28 08:45:39,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:45:39,684 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 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 773 [2021-10-28 08:45:39,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:39,706 INFO L225 Difference]: With dead ends: 47745 [2021-10-28 08:45:39,707 INFO L226 Difference]: Without dead ends: 24623 [2021-10-28 08:45:39,712 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:39,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24623 states. [2021-10-28 08:45:39,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24623 to 22826. [2021-10-28 08:45:39,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22826 states, 22825 states have (on average 1.0335158817086527) internal successors, (23590), 22825 states have internal predecessors, (23590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:39,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22826 states to 22826 states and 23590 transitions. [2021-10-28 08:45:39,962 INFO L78 Accepts]: Start accepts. Automaton has 22826 states and 23590 transitions. Word has length 773 [2021-10-28 08:45:39,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:39,963 INFO L470 AbstractCegarLoop]: Abstraction has 22826 states and 23590 transitions. [2021-10-28 08:45:39,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:39,963 INFO L276 IsEmpty]: Start isEmpty. Operand 22826 states and 23590 transitions. [2021-10-28 08:45:39,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 812 [2021-10-28 08:45:39,977 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:39,978 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:45:39,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-28 08:45:39,978 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:39,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:39,979 INFO L85 PathProgramCache]: Analyzing trace with hash 525787038, now seen corresponding path program 1 times [2021-10-28 08:45:39,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:39,979 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457852625] [2021-10-28 08:45:39,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:39,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:40,485 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 745 trivial. 0 not checked. [2021-10-28 08:45:40,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:40,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457852625] [2021-10-28 08:45:40,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457852625] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:40,486 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:40,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:45:40,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360095833] [2021-10-28 08:45:40,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:45:40,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:40,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:45:40,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:40,489 INFO L87 Difference]: Start difference. First operand 22826 states and 23590 transitions. Second operand has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:42,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:42,025 INFO L93 Difference]: Finished difference Result 50737 states and 52403 transitions. [2021-10-28 08:45:42,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:45:42,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 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 811 [2021-10-28 08:45:42,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:42,055 INFO L225 Difference]: With dead ends: 50737 [2021-10-28 08:45:42,055 INFO L226 Difference]: Without dead ends: 27614 [2021-10-28 08:45:42,066 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:42,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27614 states. [2021-10-28 08:45:42,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27614 to 24614. [2021-10-28 08:45:42,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24614 states, 24613 states have (on average 1.0307561044976232) internal successors, (25370), 24613 states have internal predecessors, (25370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:42,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24614 states to 24614 states and 25370 transitions. [2021-10-28 08:45:42,481 INFO L78 Accepts]: Start accepts. Automaton has 24614 states and 25370 transitions. Word has length 811 [2021-10-28 08:45:42,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:42,482 INFO L470 AbstractCegarLoop]: Abstraction has 24614 states and 25370 transitions. [2021-10-28 08:45:42,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 24614 states and 25370 transitions. [2021-10-28 08:45:42,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 933 [2021-10-28 08:45:42,498 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:42,499 INFO L513 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2021-10-28 08:45:42,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-28 08:45:42,500 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:42,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:42,500 INFO L85 PathProgramCache]: Analyzing trace with hash 745617400, now seen corresponding path program 1 times [2021-10-28 08:45:42,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:42,501 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223367152] [2021-10-28 08:45:42,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:42,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:43,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 782 proven. 0 refuted. 0 times theorem prover too weak. 1025 trivial. 0 not checked. [2021-10-28 08:45:43,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:43,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223367152] [2021-10-28 08:45:43,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223367152] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:43,123 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:43,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:45:43,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138804589] [2021-10-28 08:45:43,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:45:43,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:43,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:45:43,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:43,126 INFO L87 Difference]: Start difference. First operand 24614 states and 25370 transitions. Second operand has 3 states, 3 states have (on average 142.33333333333334) internal successors, (427), 3 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:44,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:44,498 INFO L93 Difference]: Finished difference Result 52210 states and 53805 transitions. [2021-10-28 08:45:44,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:45:44,499 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 142.33333333333334) internal successors, (427), 3 states have internal predecessors, (427), 0 states have call successors, (0), 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 932 [2021-10-28 08:45:44,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:44,526 INFO L225 Difference]: With dead ends: 52210 [2021-10-28 08:45:44,526 INFO L226 Difference]: Without dead ends: 27299 [2021-10-28 08:45:44,535 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:44,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27299 states. [2021-10-28 08:45:44,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27299 to 24906. [2021-10-28 08:45:44,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24906 states, 24905 states have (on average 1.0279461955430635) internal successors, (25601), 24905 states have internal predecessors, (25601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:45,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24906 states to 24906 states and 25601 transitions. [2021-10-28 08:45:45,030 INFO L78 Accepts]: Start accepts. Automaton has 24906 states and 25601 transitions. Word has length 932 [2021-10-28 08:45:45,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:45,031 INFO L470 AbstractCegarLoop]: Abstraction has 24906 states and 25601 transitions. [2021-10-28 08:45:45,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 142.33333333333334) internal successors, (427), 3 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:45,031 INFO L276 IsEmpty]: Start isEmpty. Operand 24906 states and 25601 transitions. [2021-10-28 08:45:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2021-10-28 08:45:45,054 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:45,054 INFO L513 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:45:45,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-28 08:45:45,055 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:45,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:45,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1105599323, now seen corresponding path program 1 times [2021-10-28 08:45:45,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:45,056 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513514445] [2021-10-28 08:45:45,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:45,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:45,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1843 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2021-10-28 08:45:45,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:45,625 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513514445] [2021-10-28 08:45:45,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513514445] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:45,625 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:45,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:45:45,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569064895] [2021-10-28 08:45:45,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 08:45:45,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:45,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 08:45:45,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:45:45,629 INFO L87 Difference]: Start difference. First operand 24906 states and 25601 transitions. Second operand has 4 states, 4 states have (on average 86.75) internal successors, (347), 4 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:47,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:47,585 INFO L93 Difference]: Finished difference Result 56696 states and 58307 transitions. [2021-10-28 08:45:47,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 08:45:47,586 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 86.75) internal successors, (347), 4 states have internal predecessors, (347), 0 states have call successors, (0), 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 949 [2021-10-28 08:45:47,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:47,619 INFO L225 Difference]: With dead ends: 56696 [2021-10-28 08:45:47,619 INFO L226 Difference]: Without dead ends: 31792 [2021-10-28 08:45:47,633 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:45:47,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31792 states. [2021-10-28 08:45:48,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31792 to 29698. [2021-10-28 08:45:48,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29698 states, 29697 states have (on average 1.0267703808465503) internal successors, (30492), 29697 states have internal predecessors, (30492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:48,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29698 states to 29698 states and 30492 transitions. [2021-10-28 08:45:48,117 INFO L78 Accepts]: Start accepts. Automaton has 29698 states and 30492 transitions. Word has length 949 [2021-10-28 08:45:48,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:48,117 INFO L470 AbstractCegarLoop]: Abstraction has 29698 states and 30492 transitions. [2021-10-28 08:45:48,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 86.75) internal successors, (347), 4 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:45:48,118 INFO L276 IsEmpty]: Start isEmpty. Operand 29698 states and 30492 transitions. [2021-10-28 08:45:48,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 985 [2021-10-28 08:45:48,135 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:48,136 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:45:48,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-28 08:45:48,137 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:48,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:48,137 INFO L85 PathProgramCache]: Analyzing trace with hash -473003347, now seen corresponding path program 1 times [2021-10-28 08:45:48,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:48,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505609223] [2021-10-28 08:45:48,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:48,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:48,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 812 proven. 179 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2021-10-28 08:45:48,734 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:48,734 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505609223] [2021-10-28 08:45:48,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505609223] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:45:48,734 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405661358] [2021-10-28 08:45:48,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:48,735 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:45:48,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:45:48,748 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 08:45:48,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-28 08:45:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:49,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 08:45:49,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:45:53,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 781 proven. 49 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2021-10-28 08:45:53,916 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405661358] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:45:53,917 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 08:45:53,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2021-10-28 08:45:53,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336149482] [2021-10-28 08:45:53,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 08:45:53,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:53,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 08:45:53,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:45:53,923 INFO L87 Difference]: Start difference. First operand 29698 states and 30492 transitions. Second operand has 8 states, 8 states have (on average 132.5) internal successors, (1060), 8 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:00,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:00,351 INFO L93 Difference]: Finished difference Result 68167 states and 69944 transitions. [2021-10-28 08:46:00,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 08:46:00,352 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 132.5) internal successors, (1060), 8 states have internal predecessors, (1060), 0 states have call successors, (0), 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 [2021-10-28 08:46:00,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:00,391 INFO L225 Difference]: With dead ends: 68167 [2021-10-28 08:46:00,392 INFO L226 Difference]: Without dead ends: 38172 [2021-10-28 08:46:00,407 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1003 GetRequests, 990 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2021-10-28 08:46:00,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38172 states. [2021-10-28 08:46:00,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38172 to 29698. [2021-10-28 08:46:00,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29698 states, 29697 states have (on average 1.0249520153550864) internal successors, (30438), 29697 states have internal predecessors, (30438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:00,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29698 states to 29698 states and 30438 transitions. [2021-10-28 08:46:00,925 INFO L78 Accepts]: Start accepts. Automaton has 29698 states and 30438 transitions. Word has length 984 [2021-10-28 08:46:00,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:00,926 INFO L470 AbstractCegarLoop]: Abstraction has 29698 states and 30438 transitions. [2021-10-28 08:46:00,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 132.5) internal successors, (1060), 8 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:00,926 INFO L276 IsEmpty]: Start isEmpty. Operand 29698 states and 30438 transitions. [2021-10-28 08:46:00,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 989 [2021-10-28 08:46:00,950 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:00,951 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:00,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-28 08:46:01,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-10-28 08:46:01,168 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:01,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:01,169 INFO L85 PathProgramCache]: Analyzing trace with hash -697863412, now seen corresponding path program 1 times [2021-10-28 08:46:01,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:01,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752361422] [2021-10-28 08:46:01,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:01,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:01,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 785 proven. 49 refuted. 0 times theorem prover too weak. 463 trivial. 0 not checked. [2021-10-28 08:46:01,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:01,979 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752361422] [2021-10-28 08:46:01,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752361422] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:46:01,979 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [367276013] [2021-10-28 08:46:01,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:01,979 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:46:01,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:46:01,981 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 08:46:01,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-28 08:46:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:03,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 08:46:03,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:46:07,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 785 proven. 49 refuted. 0 times theorem prover too weak. 463 trivial. 0 not checked. [2021-10-28 08:46:07,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [367276013] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:46:07,300 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 08:46:07,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2021-10-28 08:46:07,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816054218] [2021-10-28 08:46:07,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 08:46:07,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:07,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 08:46:07,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:46:07,303 INFO L87 Difference]: Start difference. First operand 29698 states and 30438 transitions. Second operand has 7 states, 7 states have (on average 139.85714285714286) internal successors, (979), 7 states have internal predecessors, (979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:11,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:11,888 INFO L93 Difference]: Finished difference Result 35459 states and 36336 transitions. [2021-10-28 08:46:11,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 08:46:11,888 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 139.85714285714286) internal successors, (979), 7 states have internal predecessors, (979), 0 states have call successors, (0), 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 988 [2021-10-28 08:46:11,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:11,889 INFO L225 Difference]: With dead ends: 35459 [2021-10-28 08:46:11,889 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 08:46:11,898 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1002 GetRequests, 992 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2021-10-28 08:46:11,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 08:46:11,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 08:46:11,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:11,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 08:46:11,899 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 988 [2021-10-28 08:46:11,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:11,899 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:46:11,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 139.85714285714286) internal successors, (979), 7 states have internal predecessors, (979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:11,900 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:46:11,900 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 08:46:11,902 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:46:11,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-10-28 08:46:12,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-10-28 08:46:12,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 08:46:12,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:12,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:14,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:17,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:24,682 WARN L207 SmtUtils]: Spent 5.26 s on a formula simplification. DAG size of input: 583 DAG size of output: 151 [2021-10-28 08:46:30,842 WARN L207 SmtUtils]: Spent 6.15 s on a formula simplification. DAG size of input: 640 DAG size of output: 149 [2021-10-28 08:46:37,201 WARN L207 SmtUtils]: Spent 6.34 s on a formula simplification. DAG size of input: 640 DAG size of output: 149 [2021-10-28 08:46:37,205 INFO L857 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,205 INFO L857 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,205 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,205 INFO L857 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,205 INFO L857 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,205 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,205 INFO L857 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-10-28 08:46:37,205 INFO L857 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-10-28 08:46:37,205 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,205 INFO L857 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,206 INFO L857 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,206 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-10-28 08:46:37,206 INFO L857 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,206 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,206 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,206 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,206 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,207 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-10-28 08:46:37,207 INFO L857 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,207 INFO L857 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,207 INFO L857 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2021-10-28 08:46:37,207 INFO L857 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2021-10-28 08:46:37,207 INFO L857 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,208 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,208 INFO L857 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,208 INFO L857 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,208 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-10-28 08:46:37,208 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,208 INFO L857 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2021-10-28 08:46:37,209 INFO L857 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2021-10-28 08:46:37,209 INFO L857 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,209 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,209 INFO L857 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2021-10-28 08:46:37,209 INFO L857 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2021-10-28 08:46:37,209 INFO L857 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,209 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,210 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,210 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,210 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,210 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-28 08:46:37,210 INFO L857 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,210 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,211 INFO L857 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,211 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,211 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,211 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,211 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-10-28 08:46:37,211 INFO L857 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,211 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,212 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,212 INFO L857 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,212 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,212 INFO L857 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,212 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-10-28 08:46:37,212 INFO L857 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,213 INFO L857 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,213 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,213 INFO L857 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,213 INFO L857 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,213 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,213 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-10-28 08:46:37,214 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,214 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,214 INFO L857 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,214 INFO L857 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,214 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2021-10-28 08:46:37,214 INFO L857 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2021-10-28 08:46:37,214 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2021-10-28 08:46:37,215 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,216 INFO L857 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2021-10-28 08:46:37,216 INFO L857 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2021-10-28 08:46:37,216 INFO L857 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2021-10-28 08:46:37,216 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-10-28 08:46:37,216 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,216 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,216 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,217 INFO L857 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,217 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,217 INFO L857 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,217 INFO L857 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,217 INFO L857 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,217 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-10-28 08:46:37,217 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 08:46:37,217 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 170) no Hoare annotation was computed. [2021-10-28 08:46:37,217 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,218 INFO L857 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,219 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,220 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-10-28 08:46:37,220 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,220 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,220 INFO L857 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,220 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,220 INFO L857 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,220 INFO L857 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2021-10-28 08:46:37,220 INFO L857 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2021-10-28 08:46:37,220 INFO L857 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-10-28 08:46:37,221 INFO L857 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-10-28 08:46:37,222 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,223 INFO L857 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,224 INFO L857 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-10-28 08:46:37,225 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,226 INFO L857 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,227 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,228 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,229 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,229 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,229 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-10-28 08:46:37,229 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-10-28 08:46:37,229 INFO L857 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2021-10-28 08:46:37,229 INFO L857 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2021-10-28 08:46:37,229 INFO L857 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,230 INFO L857 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,230 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,230 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,230 INFO L853 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse10 (< 0 (+ ~a4~0 86))) (.cse26 (+ ~a0~0 147))) (let ((.cse9 (or .cse10 (< 0 .cse26) (< 0 (+ ~a29~0 16)) (<= (+ ~a29~0 144) 0))) (.cse18 (<= 96176 ~a29~0)) (.cse16 (<= (+ ~a29~0 127) 0)) (.cse19 (= ~a2~0 1)) (.cse15 (<= 0 (+ ~a0~0 83))) (.cse7 (<= .cse26 0)) (.cse0 (<= 0 (+ ~a29~0 15))) (.cse24 (<= ~a29~0 135551)) (.cse12 (<= (+ ~a29~0 145) 0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse14 (<= ~a29~0 41)) (.cse11 (= 2 ~a2~0)) (.cse6 (= 3 ~a2~0)) (.cse23 (<= 0 (+ 143 ~a0~0))) (.cse20 (<= (+ ~a0~0 99) 0)) (.cse21 (<= ~a29~0 4455)) (.cse17 (<= 0 (+ 97 ~a0~0))) (.cse8 (= ~a2~0 4)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse13 (<= 0 (+ ~a29~0 192415))) (.cse22 (= 5 ~a2~0)) (.cse3 (<= 44 ~a29~0)) (.cse4 (<= 0 (+ ~a0~0 60))) (.cse5 (<= ~a29~0 599998))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse15 .cse6 .cse2) (and .cse11 .cse3 .cse7 .cse2) (and .cse9 .cse6 .cse16 .cse2) (and .cse17 .cse8 .cse18) (and (or (and .cse8 .cse18) (and .cse10 .cse3 .cse8 .cse2)) .cse5) (and .cse19 .cse16) (and .cse14 .cse1 .cse19) (and .cse14 .cse0 .cse7 .cse6) (and .cse14 .cse0 .cse15 .cse6) (and .cse10 .cse14 .cse20 .cse6) (and .cse11 .cse4 (<= (+ ~a29~0 107481) 0)) (and .cse17 .cse1 .cse2) (and .cse21 .cse0 .cse19) (and .cse22 .cse3 .cse2) (and .cse7 .cse19) (and .cse19 .cse5 .cse2) (and .cse10 .cse7 .cse5 .cse6) (and .cse10 .cse11 .cse7) (and .cse12 .cse1 .cse6) (and .cse10 .cse14 .cse19) (and .cse21 .cse0 .cse8 .cse15) (and .cse22 .cse14 .cse0) (and .cse14 .cse1 .cse8) (and .cse10 .cse23 .cse20 .cse6 .cse24) (and .cse11 .cse1 .cse5) (and .cse11 .cse3 .cse5 .cse2) (and .cse10 .cse22 .cse7 .cse13) (and .cse10 .cse17 .cse11 .cse0 .cse5 .cse2) (and .cse10 .cse14 .cse17 .cse6 .cse2) (and .cse22 .cse14 .cse2 .cse13) (and .cse10 .cse14 .cse11 .cse0 .cse2) (and .cse23 .cse14 .cse8 .cse2 .cse13) (and .cse11 .cse3 .cse24) (and .cse12 .cse1 .cse2) (and .cse10 .cse14 .cse11 .cse20 .cse13) (let ((.cse25 (< 0 (+ 42 ~a4~0)))) (and .cse10 (or .cse25 (not (= 2 ULTIMATE.start_calculate_output_~input))) .cse3 .cse20 (or (not (= 2 ULTIMATE.start_calculate_output2_~input)) .cse25) .cse5 .cse6)) (and .cse10 .cse22 .cse23 .cse20 (<= (+ 129905 ~a29~0) 0)) (and .cse21 .cse17 .cse8 .cse2 .cse13) (and .cse22 .cse3 .cse4 .cse5)))) [2021-10-28 08:46:37,231 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-10-28 08:46:37,231 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-10-28 08:46:37,231 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,231 INFO L857 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,231 INFO L857 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,232 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,232 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,232 INFO L857 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,232 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,232 INFO L857 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2021-10-28 08:46:37,232 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,232 INFO L857 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2021-10-28 08:46:37,233 INFO L860 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2021-10-28 08:46:37,233 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,233 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2021-10-28 08:46:37,233 INFO L857 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2021-10-28 08:46:37,233 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-10-28 08:46:37,233 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-10-28 08:46:37,233 INFO L857 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,234 INFO L857 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,234 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,234 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,234 INFO L857 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,234 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-10-28 08:46:37,234 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-10-28 08:46:37,234 INFO L857 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,234 INFO L857 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-10-28 08:46:37,234 INFO L857 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2021-10-28 08:46:37,234 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,235 INFO L857 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,235 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 08:46:37,235 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,235 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,235 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,235 INFO L857 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,235 INFO L853 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse12 (< 0 (+ ~a4~0 86))) (.cse25 (+ ~a0~0 147))) (let ((.cse9 (or .cse12 (< 0 .cse25) (< 0 (+ ~a29~0 16)) (<= (+ ~a29~0 144) 0))) (.cse18 (<= 96176 ~a29~0)) (.cse17 (<= (+ ~a29~0 127) 0)) (.cse11 (<= 0 (+ ~a0~0 83))) (.cse19 (= ~a2~0 1)) (.cse6 (= 3 ~a2~0)) (.cse7 (<= .cse25 0)) (.cse22 (<= ~a29~0 4455)) (.cse13 (<= 0 (+ 97 ~a0~0))) (.cse0 (<= 0 (+ ~a29~0 15))) (.cse8 (= ~a2~0 4)) (.cse21 (<= ~a29~0 135551)) (.cse15 (<= (+ ~a29~0 145) 0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse10 (<= ~a29~0 41)) (.cse14 (= 2 ~a2~0)) (.cse16 (<= 0 (+ ~a29~0 192415))) (.cse24 (<= 0 (+ 143 ~a0~0))) (.cse20 (<= (+ ~a0~0 99) 0)) (.cse23 (= 5 ~a2~0)) (.cse3 (<= 44 ~a29~0)) (.cse4 (<= 0 (+ ~a0~0 60))) (.cse5 (<= ~a29~0 599998))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9) (and (or (and .cse10 .cse11 .cse6 .cse2) (and .cse12 .cse10 .cse6 .cse2)) .cse13) (and .cse12 .cse14 .cse15 .cse16) (and .cse14 .cse3 .cse7 .cse2) (and .cse9 .cse6 .cse17 .cse2) (and .cse13 .cse8 .cse18) (and (or (and .cse8 .cse18) (and .cse12 .cse3 .cse8 .cse2)) .cse5) (and .cse19 .cse17) (and .cse10 .cse1 .cse19) (and .cse10 .cse0 .cse7 .cse6) (and .cse12 (or (< 0 (+ 42 ~a4~0)) (not (= 2 ULTIMATE.start_calculate_output_~input))) .cse3 .cse20 .cse5 .cse6) (and .cse10 .cse0 .cse11 .cse6) (and .cse12 .cse10 .cse20 .cse6 .cse21) (and .cse14 .cse4 (<= (+ ~a29~0 107481) 0)) (and .cse13 .cse1 .cse2) (and .cse22 .cse0 .cse19) (and .cse23 .cse3 .cse2) (and .cse7 .cse19) (and .cse19 .cse5 .cse2) (and .cse12 .cse7 .cse5 .cse6) (and .cse12 .cse14 .cse7) (and .cse15 .cse1 .cse6) (and .cse12 .cse10 .cse19) (and .cse23 .cse10 .cse0) (and .cse10 .cse1 .cse8) (and .cse12 .cse24 .cse20 .cse6 .cse21) (and .cse14 .cse1 .cse5) (and .cse14 .cse3 .cse5 .cse2) (and .cse12 .cse23 .cse7 .cse16) (and .cse12 .cse13 .cse14 .cse0 .cse5 .cse2) (and .cse23 .cse10 .cse2 .cse16) (and .cse12 .cse10 .cse14 .cse0 .cse2) (and .cse22 .cse13 .cse0 .cse8) (and .cse24 .cse10 .cse8 .cse2 .cse16) (and .cse14 .cse3 .cse21) (and .cse15 .cse1 .cse2) (and .cse12 .cse10 .cse14 .cse20 .cse16) (and .cse12 .cse23 .cse24 .cse20 (<= (+ 129905 ~a29~0) 0)) (and .cse23 .cse3 .cse4 .cse5)))) [2021-10-28 08:46:37,235 INFO L857 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,235 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-10-28 08:46:37,235 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,236 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,237 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-10-28 08:46:37,238 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,239 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,240 INFO L857 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,240 INFO L853 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse12 (< 0 (+ ~a4~0 86))) (.cse25 (+ ~a0~0 147))) (let ((.cse9 (or .cse12 (< 0 .cse25) (< 0 (+ ~a29~0 16)) (<= (+ ~a29~0 144) 0))) (.cse18 (<= 96176 ~a29~0)) (.cse17 (<= (+ ~a29~0 127) 0)) (.cse11 (<= 0 (+ ~a0~0 83))) (.cse19 (= ~a2~0 1)) (.cse6 (= 3 ~a2~0)) (.cse7 (<= .cse25 0)) (.cse22 (<= ~a29~0 4455)) (.cse13 (<= 0 (+ 97 ~a0~0))) (.cse0 (<= 0 (+ ~a29~0 15))) (.cse8 (= ~a2~0 4)) (.cse21 (<= ~a29~0 135551)) (.cse15 (<= (+ ~a29~0 145) 0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse10 (<= ~a29~0 41)) (.cse14 (= 2 ~a2~0)) (.cse16 (<= 0 (+ ~a29~0 192415))) (.cse24 (<= 0 (+ 143 ~a0~0))) (.cse20 (<= (+ ~a0~0 99) 0)) (.cse23 (= 5 ~a2~0)) (.cse3 (<= 44 ~a29~0)) (.cse4 (<= 0 (+ ~a0~0 60))) (.cse5 (<= ~a29~0 599998))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9) (and (or (and .cse10 .cse11 .cse6 .cse2) (and .cse12 .cse10 .cse6 .cse2)) .cse13) (and .cse12 .cse14 .cse15 .cse16) (and .cse14 .cse3 .cse7 .cse2) (and .cse9 .cse6 .cse17 .cse2) (and .cse13 .cse8 .cse18) (and (or (and .cse8 .cse18) (and .cse12 .cse3 .cse8 .cse2)) .cse5) (and .cse19 .cse17) (and .cse10 .cse1 .cse19) (and .cse10 .cse0 .cse7 .cse6) (and .cse12 (or (< 0 (+ 42 ~a4~0)) (not (= 2 ULTIMATE.start_calculate_output_~input))) .cse3 .cse20 .cse5 .cse6) (and .cse10 .cse0 .cse11 .cse6) (and .cse12 .cse10 .cse20 .cse6 .cse21) (and .cse14 .cse4 (<= (+ ~a29~0 107481) 0)) (and .cse13 .cse1 .cse2) (and .cse22 .cse0 .cse19) (and .cse23 .cse3 .cse2) (and .cse7 .cse19) (and .cse19 .cse5 .cse2) (and .cse12 .cse7 .cse5 .cse6) (and .cse12 .cse14 .cse7) (and .cse15 .cse1 .cse6) (and .cse12 .cse10 .cse19) (and .cse23 .cse10 .cse0) (and .cse10 .cse1 .cse8) (and .cse12 .cse24 .cse20 .cse6 .cse21) (and .cse14 .cse1 .cse5) (and .cse14 .cse3 .cse5 .cse2) (and .cse12 .cse23 .cse7 .cse16) (and .cse12 .cse13 .cse14 .cse0 .cse5 .cse2) (and .cse23 .cse10 .cse2 .cse16) (and .cse12 .cse10 .cse14 .cse0 .cse2) (and .cse22 .cse13 .cse0 .cse8) (and .cse24 .cse10 .cse8 .cse2 .cse16) (and .cse14 .cse3 .cse21) (and .cse15 .cse1 .cse2) (and .cse12 .cse10 .cse14 .cse20 .cse16) (and .cse12 .cse23 .cse24 .cse20 (<= (+ 129905 ~a29~0) 0)) (and .cse23 .cse3 .cse4 .cse5)))) [2021-10-28 08:46:37,240 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-28 08:46:37,240 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-10-28 08:46:37,240 INFO L857 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,240 INFO L857 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,240 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,240 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,240 INFO L857 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,240 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,240 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,241 INFO L857 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,241 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-10-28 08:46:37,241 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-10-28 08:46:37,241 INFO L857 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,241 INFO L857 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2021-10-28 08:46:37,241 INFO L857 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2021-10-28 08:46:37,241 INFO L857 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,241 INFO L857 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,241 INFO L857 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,241 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,242 INFO L857 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,242 INFO L857 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,242 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 08:46:37,242 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-10-28 08:46:37,242 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,242 INFO L857 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,242 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,242 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,242 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2021-10-28 08:46:37,243 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2021-10-28 08:46:37,243 INFO L857 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2021-10-28 08:46:37,243 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,243 INFO L857 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2021-10-28 08:46:37,243 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-10-28 08:46:37,243 INFO L857 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,243 INFO L857 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,244 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,244 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,244 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,244 INFO L857 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,244 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,244 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-10-28 08:46:37,244 INFO L857 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,245 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,245 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,245 INFO L857 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,245 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-10-28 08:46:37,245 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,245 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,245 INFO L857 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2021-10-28 08:46:37,246 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,246 INFO L857 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,246 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,246 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,246 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,246 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,246 INFO L857 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,247 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-10-28 08:46:37,247 INFO L857 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-10-28 08:46:37,247 INFO L857 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,247 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-10-28 08:46:37,247 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,247 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2021-10-28 08:46:37,247 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,248 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-10-28 08:46:37,248 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2021-10-28 08:46:37,252 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:37,254 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 08:46:37,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 08:46:37 BoogieIcfgContainer [2021-10-28 08:46:37,316 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 08:46:37,316 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:46:37,316 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:46:37,317 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:46:37,317 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:44:07" (3/4) ... [2021-10-28 08:46:37,321 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 08:46:37,367 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-28 08:46:37,371 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 08:46:37,375 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:46:37,380 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:46:37,628 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:46:37,628 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:46:37,630 INFO L168 Benchmark]: Toolchain (without parser) took 155136.75 ms. Allocated memory was 113.2 MB in the beginning and 5.4 GB in the end (delta: 5.3 GB). Free memory was 71.7 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.8 GB. Max. memory is 16.1 GB. [2021-10-28 08:46:37,630 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 113.2 MB. Free memory was 84.6 MB in the beginning and 84.6 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:46:37,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1257.27 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 71.6 MB in the beginning and 72.0 MB in the end (delta: -390.0 kB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:37,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 380.99 ms. Allocated memory is still 136.3 MB. Free memory was 72.0 MB in the beginning and 74.1 MB in the end (delta: -2.1 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:37,633 INFO L168 Benchmark]: Boogie Preprocessor took 230.95 ms. Allocated memory is still 136.3 MB. Free memory was 74.1 MB in the beginning and 55.4 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:37,633 INFO L168 Benchmark]: RCFGBuilder took 3223.07 ms. Allocated memory was 136.3 MB in the beginning and 213.9 MB in the end (delta: 77.6 MB). Free memory was 55.4 MB in the beginning and 96.0 MB in the end (delta: -40.6 MB). Peak memory consumption was 59.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:37,634 INFO L168 Benchmark]: TraceAbstraction took 149721.79 ms. Allocated memory was 213.9 MB in the beginning and 5.4 GB in the end (delta: 5.2 GB). Free memory was 96.0 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.7 GB. Max. memory is 16.1 GB. [2021-10-28 08:46:37,634 INFO L168 Benchmark]: Witness Printer took 312.17 ms. Allocated memory is still 5.4 GB. Free memory was 2.6 GB in the beginning and 2.5 GB in the end (delta: 42.4 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:37,637 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 113.2 MB. Free memory was 84.6 MB in the beginning and 84.6 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1257.27 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 71.6 MB in the beginning and 72.0 MB in the end (delta: -390.0 kB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 380.99 ms. Allocated memory is still 136.3 MB. Free memory was 72.0 MB in the beginning and 74.1 MB in the end (delta: -2.1 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 230.95 ms. Allocated memory is still 136.3 MB. Free memory was 74.1 MB in the beginning and 55.4 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3223.07 ms. Allocated memory was 136.3 MB in the beginning and 213.9 MB in the end (delta: 77.6 MB). Free memory was 55.4 MB in the beginning and 96.0 MB in the end (delta: -40.6 MB). Peak memory consumption was 59.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 149721.79 ms. Allocated memory was 213.9 MB in the beginning and 5.4 GB in the end (delta: 5.2 GB). Free memory was 96.0 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.7 GB. Max. memory is 16.1 GB. * Witness Printer took 312.17 ms. Allocated memory is still 5.4 GB. Free memory was 2.6 GB in the beginning and 2.5 GB in the end (delta: 42.4 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 170]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 149.5s, OverallIterations: 26, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 83.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 25.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 8014 SDtfs, 19479 SDslu, 1705 SDs, 0 SdLazy, 48310 SolverSat, 8045 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 64.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3885 GetRequests, 3791 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29698occurred in iteration=24, InterpolantAutomatonStates: 141, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 7.5s AutomataMinimizationTime, 26 MinimizatonAttempts, 80666 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 500 NumberOfFragments, 2236 HoareAnnotationTreeSize, 4 FomulaSimplifications, 1637595 FormulaSimplificationTreeSizeReduction, 7.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 612212 FormulaSimplificationTreeSizeReductionInter, 17.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 24.3s InterpolantComputationTime, 18511 NumberOfCodeBlocks, 18511 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 18480 ConstructedInterpolants, 0 QuantifiedInterpolants, 50780 SizeOfPredicates, 7 NumberOfNonLiveVariables, 4459 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 31 InterpolantComputations, 21 PerfectInterpolantSequences, 19661/20811 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((0 <= a29 + 15 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((44 <= a29 && 0 <= a0 + 60) && a29 <= 599998) && 3 == a2)) || ((a0 + 147 <= 0 && a2 == 4) && (((0 < a4 + 86 || 0 < a0 + 147) || 0 < a29 + 16) || a29 + 144 <= 0))) || (((0 < a4 + 86 && 2 == a2) && a29 + 145 <= 0) && 0 <= a29 + 192415)) || (((a29 <= 41 && 0 <= a0 + 83) && 3 == a2) && a0 + 61 <= 0)) || (((2 == a2 && 44 <= a29) && a0 + 147 <= 0) && a0 + 61 <= 0)) || ((((((0 < a4 + 86 || 0 < a0 + 147) || 0 < a29 + 16) || a29 + 144 <= 0) && 3 == a2) && a29 + 127 <= 0) && a0 + 61 <= 0)) || ((0 <= 97 + a0 && a2 == 4) && 96176 <= a29)) || (((a2 == 4 && 96176 <= a29) || (((0 < a4 + 86 && 44 <= a29) && a2 == 4) && a0 + 61 <= 0)) && a29 <= 599998)) || (a2 == 1 && a29 + 127 <= 0)) || ((a29 <= 41 && 89 + a4 <= 0) && a2 == 1)) || (((a29 <= 41 && 0 <= a29 + 15) && a0 + 147 <= 0) && 3 == a2)) || (((a29 <= 41 && 0 <= a29 + 15) && 0 <= a0 + 83) && 3 == a2)) || (((0 < a4 + 86 && a29 <= 41) && a0 + 99 <= 0) && 3 == a2)) || ((2 == a2 && 0 <= a0 + 60) && a29 + 107481 <= 0)) || ((0 <= 97 + a0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((a29 <= 4455 && 0 <= a29 + 15) && a2 == 1)) || ((5 == a2 && 44 <= a29) && a0 + 61 <= 0)) || (a0 + 147 <= 0 && a2 == 1)) || ((a2 == 1 && a29 <= 599998) && a0 + 61 <= 0)) || (((0 < a4 + 86 && a0 + 147 <= 0) && a29 <= 599998) && 3 == a2)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || ((a29 + 145 <= 0 && 89 + a4 <= 0) && 3 == a2)) || ((0 < a4 + 86 && a29 <= 41) && a2 == 1)) || (((a29 <= 4455 && 0 <= a29 + 15) && a2 == 4) && 0 <= a0 + 83)) || ((5 == a2 && a29 <= 41) && 0 <= a29 + 15)) || ((a29 <= 41 && 89 + a4 <= 0) && a2 == 4)) || ((((0 < a4 + 86 && 0 <= 143 + a0) && a0 + 99 <= 0) && 3 == a2) && a29 <= 135551)) || ((2 == a2 && 89 + a4 <= 0) && a29 <= 599998)) || (((2 == a2 && 44 <= a29) && a29 <= 599998) && a0 + 61 <= 0)) || (((0 < a4 + 86 && 5 == a2) && a0 + 147 <= 0) && 0 <= a29 + 192415)) || (((((0 < a4 + 86 && 0 <= 97 + a0) && 2 == a2) && 0 <= a29 + 15) && a29 <= 599998) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && a29 <= 41) && 0 <= 97 + a0) && 3 == a2) && a0 + 61 <= 0)) || (((5 == a2 && a29 <= 41) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && 0 <= a29 + 15) && a0 + 61 <= 0)) || ((((0 <= 143 + a0 && a29 <= 41) && a2 == 4) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((2 == a2 && 44 <= a29) && a29 <= 135551)) || ((a29 + 145 <= 0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && a0 + 99 <= 0) && 0 <= a29 + 192415)) || ((((((0 < a4 + 86 && (0 < 42 + a4 || !(2 == input))) && 44 <= a29) && a0 + 99 <= 0) && (!(2 == input) || 0 < 42 + a4)) && a29 <= 599998) && 3 == a2)) || ((((0 < a4 + 86 && 5 == a2) && 0 <= 143 + a0) && a0 + 99 <= 0) && 129905 + a29 <= 0)) || ((((a29 <= 4455 && 0 <= 97 + a0) && a2 == 4) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((5 == a2 && 44 <= a29) && 0 <= a0 + 60) && a29 <= 599998) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((0 <= a29 + 15 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((44 <= a29 && 0 <= a0 + 60) && a29 <= 599998) && 3 == a2)) || ((a0 + 147 <= 0 && a2 == 4) && (((0 < a4 + 86 || 0 < a0 + 147) || 0 < a29 + 16) || a29 + 144 <= 0))) || (((((a29 <= 41 && 0 <= a0 + 83) && 3 == a2) && a0 + 61 <= 0) || (((0 < a4 + 86 && a29 <= 41) && 3 == a2) && a0 + 61 <= 0)) && 0 <= 97 + a0)) || (((0 < a4 + 86 && 2 == a2) && a29 + 145 <= 0) && 0 <= a29 + 192415)) || (((2 == a2 && 44 <= a29) && a0 + 147 <= 0) && a0 + 61 <= 0)) || ((((((0 < a4 + 86 || 0 < a0 + 147) || 0 < a29 + 16) || a29 + 144 <= 0) && 3 == a2) && a29 + 127 <= 0) && a0 + 61 <= 0)) || ((0 <= 97 + a0 && a2 == 4) && 96176 <= a29)) || (((a2 == 4 && 96176 <= a29) || (((0 < a4 + 86 && 44 <= a29) && a2 == 4) && a0 + 61 <= 0)) && a29 <= 599998)) || (a2 == 1 && a29 + 127 <= 0)) || ((a29 <= 41 && 89 + a4 <= 0) && a2 == 1)) || (((a29 <= 41 && 0 <= a29 + 15) && a0 + 147 <= 0) && 3 == a2)) || (((((0 < a4 + 86 && (0 < 42 + a4 || !(2 == input))) && 44 <= a29) && a0 + 99 <= 0) && a29 <= 599998) && 3 == a2)) || (((a29 <= 41 && 0 <= a29 + 15) && 0 <= a0 + 83) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && a0 + 99 <= 0) && 3 == a2) && a29 <= 135551)) || ((2 == a2 && 0 <= a0 + 60) && a29 + 107481 <= 0)) || ((0 <= 97 + a0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((a29 <= 4455 && 0 <= a29 + 15) && a2 == 1)) || ((5 == a2 && 44 <= a29) && a0 + 61 <= 0)) || (a0 + 147 <= 0 && a2 == 1)) || ((a2 == 1 && a29 <= 599998) && a0 + 61 <= 0)) || (((0 < a4 + 86 && a0 + 147 <= 0) && a29 <= 599998) && 3 == a2)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || ((a29 + 145 <= 0 && 89 + a4 <= 0) && 3 == a2)) || ((0 < a4 + 86 && a29 <= 41) && a2 == 1)) || ((5 == a2 && a29 <= 41) && 0 <= a29 + 15)) || ((a29 <= 41 && 89 + a4 <= 0) && a2 == 4)) || ((((0 < a4 + 86 && 0 <= 143 + a0) && a0 + 99 <= 0) && 3 == a2) && a29 <= 135551)) || ((2 == a2 && 89 + a4 <= 0) && a29 <= 599998)) || (((2 == a2 && 44 <= a29) && a29 <= 599998) && a0 + 61 <= 0)) || (((0 < a4 + 86 && 5 == a2) && a0 + 147 <= 0) && 0 <= a29 + 192415)) || (((((0 < a4 + 86 && 0 <= 97 + a0) && 2 == a2) && 0 <= a29 + 15) && a29 <= 599998) && a0 + 61 <= 0)) || (((5 == a2 && a29 <= 41) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && 0 <= a29 + 15) && a0 + 61 <= 0)) || (((a29 <= 4455 && 0 <= 97 + a0) && 0 <= a29 + 15) && a2 == 4)) || ((((0 <= 143 + a0 && a29 <= 41) && a2 == 4) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((2 == a2 && 44 <= a29) && a29 <= 135551)) || ((a29 + 145 <= 0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && a0 + 99 <= 0) && 0 <= a29 + 192415)) || ((((0 < a4 + 86 && 5 == a2) && 0 <= 143 + a0) && a0 + 99 <= 0) && 129905 + a29 <= 0)) || (((5 == a2 && 44 <= a29) && 0 <= a0 + 60) && a29 <= 599998) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((0 <= a29 + 15 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((44 <= a29 && 0 <= a0 + 60) && a29 <= 599998) && 3 == a2)) || ((a0 + 147 <= 0 && a2 == 4) && (((0 < a4 + 86 || 0 < a0 + 147) || 0 < a29 + 16) || a29 + 144 <= 0))) || (((((a29 <= 41 && 0 <= a0 + 83) && 3 == a2) && a0 + 61 <= 0) || (((0 < a4 + 86 && a29 <= 41) && 3 == a2) && a0 + 61 <= 0)) && 0 <= 97 + a0)) || (((0 < a4 + 86 && 2 == a2) && a29 + 145 <= 0) && 0 <= a29 + 192415)) || (((2 == a2 && 44 <= a29) && a0 + 147 <= 0) && a0 + 61 <= 0)) || ((((((0 < a4 + 86 || 0 < a0 + 147) || 0 < a29 + 16) || a29 + 144 <= 0) && 3 == a2) && a29 + 127 <= 0) && a0 + 61 <= 0)) || ((0 <= 97 + a0 && a2 == 4) && 96176 <= a29)) || (((a2 == 4 && 96176 <= a29) || (((0 < a4 + 86 && 44 <= a29) && a2 == 4) && a0 + 61 <= 0)) && a29 <= 599998)) || (a2 == 1 && a29 + 127 <= 0)) || ((a29 <= 41 && 89 + a4 <= 0) && a2 == 1)) || (((a29 <= 41 && 0 <= a29 + 15) && a0 + 147 <= 0) && 3 == a2)) || (((((0 < a4 + 86 && (0 < 42 + a4 || !(2 == input))) && 44 <= a29) && a0 + 99 <= 0) && a29 <= 599998) && 3 == a2)) || (((a29 <= 41 && 0 <= a29 + 15) && 0 <= a0 + 83) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && a0 + 99 <= 0) && 3 == a2) && a29 <= 135551)) || ((2 == a2 && 0 <= a0 + 60) && a29 + 107481 <= 0)) || ((0 <= 97 + a0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((a29 <= 4455 && 0 <= a29 + 15) && a2 == 1)) || ((5 == a2 && 44 <= a29) && a0 + 61 <= 0)) || (a0 + 147 <= 0 && a2 == 1)) || ((a2 == 1 && a29 <= 599998) && a0 + 61 <= 0)) || (((0 < a4 + 86 && a0 + 147 <= 0) && a29 <= 599998) && 3 == a2)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || ((a29 + 145 <= 0 && 89 + a4 <= 0) && 3 == a2)) || ((0 < a4 + 86 && a29 <= 41) && a2 == 1)) || ((5 == a2 && a29 <= 41) && 0 <= a29 + 15)) || ((a29 <= 41 && 89 + a4 <= 0) && a2 == 4)) || ((((0 < a4 + 86 && 0 <= 143 + a0) && a0 + 99 <= 0) && 3 == a2) && a29 <= 135551)) || ((2 == a2 && 89 + a4 <= 0) && a29 <= 599998)) || (((2 == a2 && 44 <= a29) && a29 <= 599998) && a0 + 61 <= 0)) || (((0 < a4 + 86 && 5 == a2) && a0 + 147 <= 0) && 0 <= a29 + 192415)) || (((((0 < a4 + 86 && 0 <= 97 + a0) && 2 == a2) && 0 <= a29 + 15) && a29 <= 599998) && a0 + 61 <= 0)) || (((5 == a2 && a29 <= 41) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && 0 <= a29 + 15) && a0 + 61 <= 0)) || (((a29 <= 4455 && 0 <= 97 + a0) && 0 <= a29 + 15) && a2 == 4)) || ((((0 <= 143 + a0 && a29 <= 41) && a2 == 4) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((2 == a2 && 44 <= a29) && a29 <= 135551)) || ((a29 + 145 <= 0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && a0 + 99 <= 0) && 0 <= a29 + 192415)) || ((((0 < a4 + 86 && 5 == a2) && 0 <= 143 + a0) && a0 + 99 <= 0) && 129905 + a29 <= 0)) || (((5 == a2 && 44 <= a29) && 0 <= a0 + 60) && a29 <= 599998) RESULT: Ultimate proved your program to be correct! [2021-10-28 08:46:37,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c15e141-eac6-4392-a6d7-c4be8c21b5b3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...