./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:39:16,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:39:16,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:39:16,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:39:16,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:39:16,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:39:16,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:39:16,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:39:16,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:39:16,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:39:16,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:39:16,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:39:16,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:39:16,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:39:16,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:39:16,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:39:16,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:39:16,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:39:16,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:39:16,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:39:16,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:39:16,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:39:16,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:39:16,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:39:16,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:39:16,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:39:16,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:39:16,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:39:16,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:39:16,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:39:16,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:39:16,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:39:16,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:39:16,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:39:16,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:39:16,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:39:16,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:39:16,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:39:16,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:39:16,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:39:16,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:39:16,922 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 04:39:16,968 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:39:16,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:39:16,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:39:16,971 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:39:16,971 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:39:16,971 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:39:16,972 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:39:16,972 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:39:16,978 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:39:16,978 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:39:16,979 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:39:16,979 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:39:16,979 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:39:16,980 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:39:16,980 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:39:16,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:39:16,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:39:16,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:39:16,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:39:16,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:39:16,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:39:16,982 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:39:16,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:39:16,983 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:39:16,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:39:16,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:39:16,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:39:16,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:39:16,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:39:16,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:39:16,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:39:16,985 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:39:16,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:39:16,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:39:16,986 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:39:16,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:39:16,986 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d [2021-11-03 04:39:17,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:39:17,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:39:17,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:39:17,320 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:39:17,321 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:39:17,322 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2021-11-03 04:39:17,405 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/data/fbeb56be1/ef86fd0fd5ed49d386386514f6244a25/FLAG5960b9e00 [2021-11-03 04:39:18,335 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:39:18,338 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2021-11-03 04:39:18,396 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/data/fbeb56be1/ef86fd0fd5ed49d386386514f6244a25/FLAG5960b9e00 [2021-11-03 04:39:18,747 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/data/fbeb56be1/ef86fd0fd5ed49d386386514f6244a25 [2021-11-03 04:39:18,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:39:18,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:39:18,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:39:18,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:39:18,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:39:18,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:39:18" (1/1) ... [2021-11-03 04:39:18,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5452aa5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:18, skipping insertion in model container [2021-11-03 04:39:18,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:39:18" (1/1) ... [2021-11-03 04:39:18,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:39:18,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:39:20,527 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:39:20,529 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:39:20,550 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:39:20,572 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:39:20,618 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:39:20,623 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:39:20,639 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:39:20,652 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:39:20,793 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: byte size smaller than 1 makes no sense at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:194) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1054) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:962) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1437) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1381) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1452) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3247) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2321) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-03 04:39:20,800 INFO L168 Benchmark]: Toolchain (without parser) took 2047.81 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 65.6 MB in the beginning and 70.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:39:20,802 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 79.7 MB. Free memory was 59.5 MB in the beginning and 59.4 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:39:20,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2045.50 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 65.4 MB in the beginning and 70.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:39:20,807 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 79.7 MB. Free memory was 59.5 MB in the beginning and 59.4 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2045.50 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 65.4 MB in the beginning and 70.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: byte size smaller than 1 makes no sense de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: byte size smaller than 1 makes no sense: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:194) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:39:22,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:39:22,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:39:23,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:39:23,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:39:23,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:39:23,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:39:23,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:39:23,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:39:23,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:39:23,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:39:23,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:39:23,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:39:23,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:39:23,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:39:23,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:39:23,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:39:23,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:39:23,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:39:23,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:39:23,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:39:23,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:39:23,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:39:23,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:39:23,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:39:23,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:39:23,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:39:23,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:39:23,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:39:23,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:39:23,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:39:23,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:39:23,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:39:23,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:39:23,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:39:23,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:39:23,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:39:23,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:39:23,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:39:23,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:39:23,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:39:23,122 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 04:39:23,162 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:39:23,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:39:23,164 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:39:23,164 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:39:23,164 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:39:23,164 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:39:23,164 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:39:23,165 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:39:23,165 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:39:23,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:39:23,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:39:23,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:39:23,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:39:23,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:39:23,168 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:39:23,168 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:39:23,169 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:39:23,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:39:23,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:39:23,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:39:23,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:39:23,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:39:23,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:39:23,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:39:23,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:39:23,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:39:23,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:39:23,171 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:39:23,171 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:39:23,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:39:23,171 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:39:23,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:39:23,172 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d [2021-11-03 04:39:23,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:39:23,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:39:23,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:39:23,611 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:39:23,612 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:39:23,612 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2021-11-03 04:39:23,692 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/data/60483eb87/c6bb48c267bf46bab932b46f73d11923/FLAGbc94d4d07 [2021-11-03 04:39:24,643 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:39:24,645 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2021-11-03 04:39:24,721 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/data/60483eb87/c6bb48c267bf46bab932b46f73d11923/FLAGbc94d4d07 [2021-11-03 04:39:25,038 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/data/60483eb87/c6bb48c267bf46bab932b46f73d11923 [2021-11-03 04:39:25,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:39:25,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:39:25,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:39:25,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:39:25,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:39:25,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:39:25" (1/1) ... [2021-11-03 04:39:25,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5adb262a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:25, skipping insertion in model container [2021-11-03 04:39:25,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:39:25" (1/1) ... [2021-11-03 04:39:25,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:39:25,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:39:28,380 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2021-11-03 04:39:28,383 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2021-11-03 04:39:28,384 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2021-11-03 04:39:28,385 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2021-11-03 04:39:28,385 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2021-11-03 04:39:28,386 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2021-11-03 04:39:28,387 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2021-11-03 04:39:28,387 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2021-11-03 04:39:28,388 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2021-11-03 04:39:28,388 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2021-11-03 04:39:28,389 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2021-11-03 04:39:28,389 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2021-11-03 04:39:28,390 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2021-11-03 04:39:28,390 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2021-11-03 04:39:28,391 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2021-11-03 04:39:28,392 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2021-11-03 04:39:28,392 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2021-11-03 04:39:28,393 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2021-11-03 04:39:28,393 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2021-11-03 04:39:28,394 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2021-11-03 04:39:28,394 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2021-11-03 04:39:28,395 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2021-11-03 04:39:28,395 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2021-11-03 04:39:28,396 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2021-11-03 04:39:28,396 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2021-11-03 04:39:28,397 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2021-11-03 04:39:28,397 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2021-11-03 04:39:28,398 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2021-11-03 04:39:28,398 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2021-11-03 04:39:28,399 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2021-11-03 04:39:28,399 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2021-11-03 04:39:28,400 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2021-11-03 04:39:28,400 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2021-11-03 04:39:28,401 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2021-11-03 04:39:28,401 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2021-11-03 04:39:28,402 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2021-11-03 04:39:28,403 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2021-11-03 04:39:28,403 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2021-11-03 04:39:28,404 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2021-11-03 04:39:28,404 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2021-11-03 04:39:28,405 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2021-11-03 04:39:28,405 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2021-11-03 04:39:28,406 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2021-11-03 04:39:28,406 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2021-11-03 04:39:28,407 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2021-11-03 04:39:28,407 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2021-11-03 04:39:28,408 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2021-11-03 04:39:28,408 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2021-11-03 04:39:28,409 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2021-11-03 04:39:28,409 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2021-11-03 04:39:28,410 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2021-11-03 04:39:28,410 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2021-11-03 04:39:28,411 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2021-11-03 04:39:28,411 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2021-11-03 04:39:28,412 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2021-11-03 04:39:28,412 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2021-11-03 04:39:28,413 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2021-11-03 04:39:28,414 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2021-11-03 04:39:28,414 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2021-11-03 04:39:28,415 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2021-11-03 04:39:28,415 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2021-11-03 04:39:28,416 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2021-11-03 04:39:28,416 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2021-11-03 04:39:28,417 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2021-11-03 04:39:28,417 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2021-11-03 04:39:28,418 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2021-11-03 04:39:28,419 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2021-11-03 04:39:28,419 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2021-11-03 04:39:28,420 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2021-11-03 04:39:28,420 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2021-11-03 04:39:28,421 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2021-11-03 04:39:28,421 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2021-11-03 04:39:28,422 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2021-11-03 04:39:28,422 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2021-11-03 04:39:28,423 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2021-11-03 04:39:28,423 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2021-11-03 04:39:28,424 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2021-11-03 04:39:28,424 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2021-11-03 04:39:28,425 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2021-11-03 04:39:28,425 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2021-11-03 04:39:28,426 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2021-11-03 04:39:28,426 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2021-11-03 04:39:28,427 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2021-11-03 04:39:28,427 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2021-11-03 04:39:28,428 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2021-11-03 04:39:28,428 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2021-11-03 04:39:28,429 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2021-11-03 04:39:28,429 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2021-11-03 04:39:28,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:39:28,467 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 04:39:28,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:39:28,787 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2021-11-03 04:39:28,787 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2021-11-03 04:39:28,788 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2021-11-03 04:39:28,788 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2021-11-03 04:39:28,789 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2021-11-03 04:39:28,789 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2021-11-03 04:39:28,790 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2021-11-03 04:39:28,790 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2021-11-03 04:39:28,791 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2021-11-03 04:39:28,791 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2021-11-03 04:39:28,791 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2021-11-03 04:39:28,792 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2021-11-03 04:39:28,792 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2021-11-03 04:39:28,793 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2021-11-03 04:39:28,793 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2021-11-03 04:39:28,793 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2021-11-03 04:39:28,794 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2021-11-03 04:39:28,794 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2021-11-03 04:39:28,795 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2021-11-03 04:39:28,795 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2021-11-03 04:39:28,795 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2021-11-03 04:39:28,796 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2021-11-03 04:39:28,796 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2021-11-03 04:39:28,797 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2021-11-03 04:39:28,797 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2021-11-03 04:39:28,797 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2021-11-03 04:39:28,798 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2021-11-03 04:39:28,798 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2021-11-03 04:39:28,798 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2021-11-03 04:39:28,799 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2021-11-03 04:39:28,799 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2021-11-03 04:39:28,800 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2021-11-03 04:39:28,800 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2021-11-03 04:39:28,800 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2021-11-03 04:39:28,801 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2021-11-03 04:39:28,801 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2021-11-03 04:39:28,802 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2021-11-03 04:39:28,802 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2021-11-03 04:39:28,802 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2021-11-03 04:39:28,803 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2021-11-03 04:39:28,803 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2021-11-03 04:39:28,804 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2021-11-03 04:39:28,804 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2021-11-03 04:39:28,804 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2021-11-03 04:39:28,805 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2021-11-03 04:39:28,805 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2021-11-03 04:39:28,806 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2021-11-03 04:39:28,806 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2021-11-03 04:39:28,806 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2021-11-03 04:39:28,807 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2021-11-03 04:39:28,807 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2021-11-03 04:39:28,808 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2021-11-03 04:39:28,808 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2021-11-03 04:39:28,808 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2021-11-03 04:39:28,809 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2021-11-03 04:39:28,809 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2021-11-03 04:39:28,810 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2021-11-03 04:39:28,810 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2021-11-03 04:39:28,849 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2021-11-03 04:39:28,849 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2021-11-03 04:39:28,850 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2021-11-03 04:39:28,850 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2021-11-03 04:39:28,850 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2021-11-03 04:39:28,851 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2021-11-03 04:39:28,851 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2021-11-03 04:39:28,851 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2021-11-03 04:39:28,852 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2021-11-03 04:39:28,852 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2021-11-03 04:39:28,852 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2021-11-03 04:39:28,853 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2021-11-03 04:39:28,853 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2021-11-03 04:39:28,853 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2021-11-03 04:39:28,854 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2021-11-03 04:39:28,854 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2021-11-03 04:39:28,854 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2021-11-03 04:39:28,855 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2021-11-03 04:39:28,855 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2021-11-03 04:39:28,855 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2021-11-03 04:39:28,856 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2021-11-03 04:39:28,856 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2021-11-03 04:39:28,856 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2021-11-03 04:39:28,857 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2021-11-03 04:39:28,858 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2021-11-03 04:39:28,858 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2021-11-03 04:39:28,859 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2021-11-03 04:39:28,859 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2021-11-03 04:39:28,859 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2021-11-03 04:39:28,860 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2021-11-03 04:39:28,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:39:28,874 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:39:29,239 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2021-11-03 04:39:29,242 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2021-11-03 04:39:29,243 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2021-11-03 04:39:29,243 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2021-11-03 04:39:29,243 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2021-11-03 04:39:29,244 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2021-11-03 04:39:29,244 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2021-11-03 04:39:29,244 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2021-11-03 04:39:29,245 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2021-11-03 04:39:29,245 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2021-11-03 04:39:29,245 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2021-11-03 04:39:29,246 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2021-11-03 04:39:29,246 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2021-11-03 04:39:29,247 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2021-11-03 04:39:29,248 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2021-11-03 04:39:29,248 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2021-11-03 04:39:29,248 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2021-11-03 04:39:29,249 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2021-11-03 04:39:29,249 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2021-11-03 04:39:29,249 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2021-11-03 04:39:29,250 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2021-11-03 04:39:29,250 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2021-11-03 04:39:29,251 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2021-11-03 04:39:29,251 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2021-11-03 04:39:29,251 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2021-11-03 04:39:29,252 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2021-11-03 04:39:29,252 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2021-11-03 04:39:29,252 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2021-11-03 04:39:29,253 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2021-11-03 04:39:29,253 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2021-11-03 04:39:29,253 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2021-11-03 04:39:29,254 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2021-11-03 04:39:29,254 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2021-11-03 04:39:29,255 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2021-11-03 04:39:29,255 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2021-11-03 04:39:29,255 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2021-11-03 04:39:29,256 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2021-11-03 04:39:29,256 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2021-11-03 04:39:29,256 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2021-11-03 04:39:29,257 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2021-11-03 04:39:29,257 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2021-11-03 04:39:29,257 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2021-11-03 04:39:29,258 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2021-11-03 04:39:29,258 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2021-11-03 04:39:29,259 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2021-11-03 04:39:29,259 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2021-11-03 04:39:29,259 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2021-11-03 04:39:29,260 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2021-11-03 04:39:29,260 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2021-11-03 04:39:29,260 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2021-11-03 04:39:29,261 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2021-11-03 04:39:29,261 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2021-11-03 04:39:29,261 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2021-11-03 04:39:29,262 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2021-11-03 04:39:29,262 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2021-11-03 04:39:29,262 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2021-11-03 04:39:29,263 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2021-11-03 04:39:29,263 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2021-11-03 04:39:29,263 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2021-11-03 04:39:29,264 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2021-11-03 04:39:29,264 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2021-11-03 04:39:29,264 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2021-11-03 04:39:29,265 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2021-11-03 04:39:29,265 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2021-11-03 04:39:29,266 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2021-11-03 04:39:29,266 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2021-11-03 04:39:29,266 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2021-11-03 04:39:29,267 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2021-11-03 04:39:29,267 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2021-11-03 04:39:29,267 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2021-11-03 04:39:29,268 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2021-11-03 04:39:29,268 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2021-11-03 04:39:29,268 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2021-11-03 04:39:29,269 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2021-11-03 04:39:29,269 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2021-11-03 04:39:29,269 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2021-11-03 04:39:29,270 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2021-11-03 04:39:29,270 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2021-11-03 04:39:29,270 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2021-11-03 04:39:29,271 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2021-11-03 04:39:29,271 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2021-11-03 04:39:29,272 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2021-11-03 04:39:29,272 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2021-11-03 04:39:29,272 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2021-11-03 04:39:29,273 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2021-11-03 04:39:29,273 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2021-11-03 04:39:29,273 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2021-11-03 04:39:29,274 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_c0117eef-589a-4ea6-a831-59294cbe4e48/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2021-11-03 04:39:29,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:39:29,460 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:39:29,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29 WrapperNode [2021-11-03 04:39:29,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:39:29,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:39:29,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:39:29,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:39:29,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (1/1) ... [2021-11-03 04:39:29,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (1/1) ... [2021-11-03 04:39:29,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:39:29,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:39:29,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:39:29,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:39:29,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (1/1) ... [2021-11-03 04:39:29,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (1/1) ... [2021-11-03 04:39:29,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (1/1) ... [2021-11-03 04:39:29,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (1/1) ... [2021-11-03 04:39:30,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (1/1) ... [2021-11-03 04:39:30,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (1/1) ... [2021-11-03 04:39:30,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (1/1) ... [2021-11-03 04:39:30,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:39:30,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:39:30,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:39:30,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:39:30,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (1/1) ... [2021-11-03 04:39:30,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:39:30,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:39:30,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:39:30,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:39:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-03 04:39:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:39:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 04:39:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-03 04:39:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-03 04:39:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 04:39:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-03 04:39:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-03 04:39:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-03 04:39:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-03 04:39:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-03 04:39:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:39:30,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:39:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-03 04:39:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-03 04:39:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-03 04:39:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-03 04:39:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-03 04:39:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-03 04:39:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:39:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-03 04:39:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-03 04:39:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-03 04:39:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-03 04:39:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-03 04:39:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-03 04:39:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-03 04:39:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-03 04:39:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-03 04:39:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-03 04:40:38,654 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L7244: #t~ret1073 := main_#res; [2021-11-03 04:40:38,654 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_3_returnLabel: main_#res := 0bv32; [2021-11-03 04:40:38,655 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-03 04:40:38,680 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:40:38,681 INFO L299 CfgBuilder]: Removed 1721 assume(true) statements. [2021-11-03 04:40:38,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:40:38 BoogieIcfgContainer [2021-11-03 04:40:38,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:40:38,687 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:40:38,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:40:38,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:40:38,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:39:25" (1/3) ... [2021-11-03 04:40:38,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d39b5b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:40:38, skipping insertion in model container [2021-11-03 04:40:38,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:39:29" (2/3) ... [2021-11-03 04:40:38,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d39b5b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:40:38, skipping insertion in model container [2021-11-03 04:40:38,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:40:38" (3/3) ... [2021-11-03 04:40:38,693 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2021-11-03 04:40:38,698 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:40:38,698 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 128 error locations. [2021-11-03 04:40:38,832 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:40:38,836 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:40:38,836 INFO L340 AbstractCegarLoop]: Starting to check reachability of 128 error locations. [2021-11-03 04:40:38,892 INFO L276 IsEmpty]: Start isEmpty. Operand has 1570 states, 1442 states have (on average 1.3918169209431346) internal successors, (2007), 1569 states have internal predecessors, (2007), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:38,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-03 04:40:38,901 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:40:38,902 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] [2021-11-03 04:40:38,904 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:40:38,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:40:38,909 INFO L85 PathProgramCache]: Analyzing trace with hash -2012872302, now seen corresponding path program 1 times [2021-11-03 04:40:38,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:40:38,929 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [117963801] [2021-11-03 04:40:38,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:40:38,930 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:40:38,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:40:38,933 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:40:38,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 04:40:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:40:41,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 911 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:40:41,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:40:41,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:41,512 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:40:41,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:41,788 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:40:41,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [117963801] [2021-11-03 04:40:41,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [117963801] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:40:41,790 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:40:41,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:40:41,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470475267] [2021-11-03 04:40:41,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:40:41,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:40:41,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:40:41,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:40:41,827 INFO L87 Difference]: Start difference. First operand has 1570 states, 1442 states have (on average 1.3918169209431346) internal successors, (2007), 1569 states have internal predecessors, (2007), 0 states have call successors, (0), 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 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:42,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:40:42,115 INFO L93 Difference]: Finished difference Result 3076 states and 3933 transitions. [2021-11-03 04:40:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:40:42,117 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 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 21 [2021-11-03 04:40:42,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:40:42,155 INFO L225 Difference]: With dead ends: 3076 [2021-11-03 04:40:42,156 INFO L226 Difference]: Without dead ends: 1500 [2021-11-03 04:40:42,169 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:40:42,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1500 states. [2021-11-03 04:40:42,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1500 to 1500. [2021-11-03 04:40:42,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1500 states, 1374 states have (on average 1.2685589519650655) internal successors, (1743), 1499 states have internal predecessors, (1743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:42,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1500 states and 1743 transitions. [2021-11-03 04:40:42,353 INFO L78 Accepts]: Start accepts. Automaton has 1500 states and 1743 transitions. Word has length 21 [2021-11-03 04:40:42,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:40:42,354 INFO L470 AbstractCegarLoop]: Abstraction has 1500 states and 1743 transitions. [2021-11-03 04:40:42,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:42,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1743 transitions. [2021-11-03 04:40:42,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-03 04:40:42,356 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:40:42,356 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] [2021-11-03 04:40:42,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:40:42,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:40:42,571 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:40:42,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:40:42,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1634745354, now seen corresponding path program 1 times [2021-11-03 04:40:42,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:40:42,575 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2070227323] [2021-11-03 04:40:42,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:40:42,575 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:40:42,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:40:42,582 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:40:42,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-03 04:40:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:40:44,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:40:44,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:40:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:44,944 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:40:45,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:45,159 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:40:45,159 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2070227323] [2021-11-03 04:40:45,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2070227323] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:40:45,160 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:40:45,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:40:45,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173263970] [2021-11-03 04:40:45,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:40:45,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:40:45,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:40:45,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:40:45,164 INFO L87 Difference]: Start difference. First operand 1500 states and 1743 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:45,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:40:45,552 INFO L93 Difference]: Finished difference Result 2891 states and 3366 transitions. [2021-11-03 04:40:45,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:40:45,553 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 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 23 [2021-11-03 04:40:45,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:40:45,573 INFO L225 Difference]: With dead ends: 2891 [2021-11-03 04:40:45,573 INFO L226 Difference]: Without dead ends: 2887 [2021-11-03 04:40:45,575 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:40:45,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2887 states. [2021-11-03 04:40:45,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2887 to 2544. [2021-11-03 04:40:45,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2544 states, 2418 states have (on average 1.2787427626137304) internal successors, (3092), 2543 states have internal predecessors, (3092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2544 states and 3092 transitions. [2021-11-03 04:40:45,738 INFO L78 Accepts]: Start accepts. Automaton has 2544 states and 3092 transitions. Word has length 23 [2021-11-03 04:40:45,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:40:45,739 INFO L470 AbstractCegarLoop]: Abstraction has 2544 states and 3092 transitions. [2021-11-03 04:40:45,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:45,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 3092 transitions. [2021-11-03 04:40:45,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-03 04:40:45,741 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:40:45,741 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] [2021-11-03 04:40:45,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:40:45,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:40:45,957 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:40:45,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:40:45,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1942896767, now seen corresponding path program 1 times [2021-11-03 04:40:45,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:40:45,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1470817593] [2021-11-03 04:40:45,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:40:45,960 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:40:45,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:40:45,963 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:40:46,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-03 04:40:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:40:48,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 947 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-03 04:40:48,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:40:48,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:48,615 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:40:49,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:49,300 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:40:49,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1470817593] [2021-11-03 04:40:49,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1470817593] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:40:49,301 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:40:49,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 19 [2021-11-03 04:40:49,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631640502] [2021-11-03 04:40:49,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-03 04:40:49,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:40:49,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-03 04:40:49,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2021-11-03 04:40:49,303 INFO L87 Difference]: Start difference. First operand 2544 states and 3092 transitions. Second operand has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:50,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:40:50,827 INFO L93 Difference]: Finished difference Result 2729 states and 3276 transitions. [2021-11-03 04:40:50,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-03 04:40:50,827 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 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 24 [2021-11-03 04:40:50,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:40:50,842 INFO L225 Difference]: With dead ends: 2729 [2021-11-03 04:40:50,843 INFO L226 Difference]: Without dead ends: 2636 [2021-11-03 04:40:50,844 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=159, Invalid=491, Unknown=0, NotChecked=0, Total=650 [2021-11-03 04:40:50,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2021-11-03 04:40:50,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2555. [2021-11-03 04:40:50,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2555 states, 2429 states have (on average 1.2774804446274186) internal successors, (3103), 2554 states have internal predecessors, (3103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:50,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2555 states and 3103 transitions. [2021-11-03 04:40:50,956 INFO L78 Accepts]: Start accepts. Automaton has 2555 states and 3103 transitions. Word has length 24 [2021-11-03 04:40:50,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:40:50,956 INFO L470 AbstractCegarLoop]: Abstraction has 2555 states and 3103 transitions. [2021-11-03 04:40:50,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:50,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 3103 transitions. [2021-11-03 04:40:50,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-03 04:40:50,959 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:40:50,959 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] [2021-11-03 04:40:50,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:40:51,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:40:51,185 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:40:51,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:40:51,185 INFO L85 PathProgramCache]: Analyzing trace with hash 967999162, now seen corresponding path program 1 times [2021-11-03 04:40:51,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:40:51,187 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [122427833] [2021-11-03 04:40:51,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:40:51,188 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:40:51,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:40:51,193 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:40:51,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-03 04:40:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:40:53,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 917 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:40:53,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:40:53,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:53,520 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:40:53,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:53,702 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:40:53,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [122427833] [2021-11-03 04:40:53,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [122427833] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:40:53,702 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:40:53,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:40:53,703 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344470816] [2021-11-03 04:40:53,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:40:53,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:40:53,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:40:53,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:40:53,704 INFO L87 Difference]: Start difference. First operand 2555 states and 3103 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:54,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:40:54,059 INFO L93 Difference]: Finished difference Result 4985 states and 6070 transitions. [2021-11-03 04:40:54,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:40:54,059 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 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 25 [2021-11-03 04:40:54,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:40:54,086 INFO L225 Difference]: With dead ends: 4985 [2021-11-03 04:40:54,086 INFO L226 Difference]: Without dead ends: 4981 [2021-11-03 04:40:54,088 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:40:54,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4981 states. [2021-11-03 04:40:54,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4981 to 4653. [2021-11-03 04:40:54,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4653 states, 4527 states have (on average 1.2845151314336205) internal successors, (5815), 4652 states have internal predecessors, (5815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:54,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4653 states to 4653 states and 5815 transitions. [2021-11-03 04:40:54,338 INFO L78 Accepts]: Start accepts. Automaton has 4653 states and 5815 transitions. Word has length 25 [2021-11-03 04:40:54,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:40:54,339 INFO L470 AbstractCegarLoop]: Abstraction has 4653 states and 5815 transitions. [2021-11-03 04:40:54,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:54,339 INFO L276 IsEmpty]: Start isEmpty. Operand 4653 states and 5815 transitions. [2021-11-03 04:40:54,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-03 04:40:54,345 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:40:54,345 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] [2021-11-03 04:40:54,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-03 04:40:54,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:40:54,561 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:40:54,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:40:54,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1760454178, now seen corresponding path program 1 times [2021-11-03 04:40:54,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:40:54,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [948353272] [2021-11-03 04:40:54,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:40:54,563 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:40:54,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:40:54,565 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:40:54,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-03 04:40:56,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:40:56,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 920 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:40:56,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:40:56,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:56,848 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:40:57,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:57,081 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:40:57,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [948353272] [2021-11-03 04:40:57,081 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [948353272] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:40:57,081 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:40:57,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:40:57,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663535657] [2021-11-03 04:40:57,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:40:57,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:40:57,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:40:57,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:40:57,083 INFO L87 Difference]: Start difference. First operand 4653 states and 5815 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:57,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:40:57,325 INFO L93 Difference]: Finished difference Result 4653 states and 5815 transitions. [2021-11-03 04:40:57,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:40:57,326 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 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 27 [2021-11-03 04:40:57,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:40:57,357 INFO L225 Difference]: With dead ends: 4653 [2021-11-03 04:40:57,358 INFO L226 Difference]: Without dead ends: 4649 [2021-11-03 04:40:57,363 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:40:57,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4649 states. [2021-11-03 04:40:57,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4649 to 4649. [2021-11-03 04:40:57,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4649 states, 4525 states have (on average 1.2841988950276244) internal successors, (5811), 4648 states have internal predecessors, (5811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:57,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4649 states to 4649 states and 5811 transitions. [2021-11-03 04:40:57,650 INFO L78 Accepts]: Start accepts. Automaton has 4649 states and 5811 transitions. Word has length 27 [2021-11-03 04:40:57,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:40:57,650 INFO L470 AbstractCegarLoop]: Abstraction has 4649 states and 5811 transitions. [2021-11-03 04:40:57,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 4649 states and 5811 transitions. [2021-11-03 04:40:57,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-03 04:40:57,651 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:40:57,652 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] [2021-11-03 04:40:57,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-03 04:40:57,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:40:57,870 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:40:57,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:40:57,870 INFO L85 PathProgramCache]: Analyzing trace with hash 420904290, now seen corresponding path program 1 times [2021-11-03 04:40:57,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:40:57,872 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1884298695] [2021-11-03 04:40:57,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:40:57,873 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:40:57,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:40:57,874 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:40:57,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-03 04:40:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:40:59,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:40:59,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:00,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:00,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:00,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:00,346 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:00,346 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1884298695] [2021-11-03 04:41:00,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1884298695] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:00,346 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:00,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:00,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602475839] [2021-11-03 04:41:00,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:00,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:00,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:00,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:00,348 INFO L87 Difference]: Start difference. First operand 4649 states and 5811 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:00,610 INFO L93 Difference]: Finished difference Result 4649 states and 5811 transitions. [2021-11-03 04:41:00,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:00,611 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 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 29 [2021-11-03 04:41:00,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:00,638 INFO L225 Difference]: With dead ends: 4649 [2021-11-03 04:41:00,639 INFO L226 Difference]: Without dead ends: 4645 [2021-11-03 04:41:00,640 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:00,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4645 states. [2021-11-03 04:41:00,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4645 to 4645. [2021-11-03 04:41:00,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4645 states, 4523 states have (on average 1.283882378952023) internal successors, (5807), 4644 states have internal predecessors, (5807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4645 states to 4645 states and 5807 transitions. [2021-11-03 04:41:00,878 INFO L78 Accepts]: Start accepts. Automaton has 4645 states and 5807 transitions. Word has length 29 [2021-11-03 04:41:00,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:00,880 INFO L470 AbstractCegarLoop]: Abstraction has 4645 states and 5807 transitions. [2021-11-03 04:41:00,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,880 INFO L276 IsEmpty]: Start isEmpty. Operand 4645 states and 5807 transitions. [2021-11-03 04:41:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-03 04:41:00,884 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:00,884 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] [2021-11-03 04:41:00,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:01,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:01,101 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:01,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:01,101 INFO L85 PathProgramCache]: Analyzing trace with hash 762351942, now seen corresponding path program 1 times [2021-11-03 04:41:01,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:01,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972951459] [2021-11-03 04:41:01,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:01,103 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:01,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:01,105 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:01,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-03 04:41:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:03,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:03,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:03,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:03,520 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:03,741 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:03,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1972951459] [2021-11-03 04:41:03,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1972951459] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:03,741 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:03,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:03,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313175483] [2021-11-03 04:41:03,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:03,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:03,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:03,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:03,743 INFO L87 Difference]: Start difference. First operand 4645 states and 5807 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:03,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:03,907 INFO L93 Difference]: Finished difference Result 4645 states and 5807 transitions. [2021-11-03 04:41:03,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:03,908 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 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 31 [2021-11-03 04:41:03,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:03,931 INFO L225 Difference]: With dead ends: 4645 [2021-11-03 04:41:03,932 INFO L226 Difference]: Without dead ends: 4641 [2021-11-03 04:41:03,934 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:03,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4641 states. [2021-11-03 04:41:04,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4641 to 4641. [2021-11-03 04:41:04,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4641 states, 4521 states have (on average 1.2835655828356558) internal successors, (5803), 4640 states have internal predecessors, (5803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:04,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4641 states to 4641 states and 5803 transitions. [2021-11-03 04:41:04,213 INFO L78 Accepts]: Start accepts. Automaton has 4641 states and 5803 transitions. Word has length 31 [2021-11-03 04:41:04,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:04,213 INFO L470 AbstractCegarLoop]: Abstraction has 4641 states and 5803 transitions. [2021-11-03 04:41:04,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:04,214 INFO L276 IsEmpty]: Start isEmpty. Operand 4641 states and 5803 transitions. [2021-11-03 04:41:04,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-03 04:41:04,215 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:04,215 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] [2021-11-03 04:41:04,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:04,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:04,429 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:04,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:04,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1818935926, now seen corresponding path program 1 times [2021-11-03 04:41:04,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:04,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1074791543] [2021-11-03 04:41:04,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:04,431 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:04,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:04,435 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:04,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-03 04:41:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:06,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 929 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:06,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:06,699 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:06,927 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:06,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1074791543] [2021-11-03 04:41:06,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1074791543] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:06,927 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:06,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:06,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889033871] [2021-11-03 04:41:06,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:06,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:06,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:06,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:06,929 INFO L87 Difference]: Start difference. First operand 4641 states and 5803 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:07,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:07,314 INFO L93 Difference]: Finished difference Result 9163 states and 11476 transitions. [2021-11-03 04:41:07,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:41:07,315 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 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 33 [2021-11-03 04:41:07,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:07,350 INFO L225 Difference]: With dead ends: 9163 [2021-11-03 04:41:07,351 INFO L226 Difference]: Without dead ends: 9159 [2021-11-03 04:41:07,355 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:07,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9159 states. [2021-11-03 04:41:07,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9159 to 8845. [2021-11-03 04:41:08,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8845 states, 8725 states have (on average 1.2874498567335244) internal successors, (11233), 8844 states have internal predecessors, (11233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:08,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8845 states to 8845 states and 11233 transitions. [2021-11-03 04:41:08,028 INFO L78 Accepts]: Start accepts. Automaton has 8845 states and 11233 transitions. Word has length 33 [2021-11-03 04:41:08,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:08,030 INFO L470 AbstractCegarLoop]: Abstraction has 8845 states and 11233 transitions. [2021-11-03 04:41:08,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:08,032 INFO L276 IsEmpty]: Start isEmpty. Operand 8845 states and 11233 transitions. [2021-11-03 04:41:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-03 04:41:08,032 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:08,033 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] [2021-11-03 04:41:08,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:08,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:08,257 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:08,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:08,258 INFO L85 PathProgramCache]: Analyzing trace with hash 54520366, now seen corresponding path program 1 times [2021-11-03 04:41:08,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:08,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [987540524] [2021-11-03 04:41:08,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:08,261 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:08,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:08,262 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:08,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-03 04:41:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:10,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 932 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:10,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:10,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:10,724 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:10,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:10,944 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:10,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [987540524] [2021-11-03 04:41:10,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [987540524] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:10,944 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:10,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:10,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175189739] [2021-11-03 04:41:10,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:10,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:10,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:10,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:10,946 INFO L87 Difference]: Start difference. First operand 8845 states and 11233 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:11,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:11,364 INFO L93 Difference]: Finished difference Result 8845 states and 11233 transitions. [2021-11-03 04:41:11,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:11,365 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 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 35 [2021-11-03 04:41:11,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:11,383 INFO L225 Difference]: With dead ends: 8845 [2021-11-03 04:41:11,383 INFO L226 Difference]: Without dead ends: 8841 [2021-11-03 04:41:11,387 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:11,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8841 states. [2021-11-03 04:41:12,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8841 to 8841. [2021-11-03 04:41:12,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8841 states, 8723 states have (on average 1.2872864840077956) internal successors, (11229), 8840 states have internal predecessors, (11229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:12,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8841 states to 8841 states and 11229 transitions. [2021-11-03 04:41:12,033 INFO L78 Accepts]: Start accepts. Automaton has 8841 states and 11229 transitions. Word has length 35 [2021-11-03 04:41:12,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:12,034 INFO L470 AbstractCegarLoop]: Abstraction has 8841 states and 11229 transitions. [2021-11-03 04:41:12,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:12,034 INFO L276 IsEmpty]: Start isEmpty. Operand 8841 states and 11229 transitions. [2021-11-03 04:41:12,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-03 04:41:12,036 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:12,036 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] [2021-11-03 04:41:12,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:12,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:12,253 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:12,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:12,253 INFO L85 PathProgramCache]: Analyzing trace with hash 623242464, now seen corresponding path program 1 times [2021-11-03 04:41:12,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:12,255 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [647496958] [2021-11-03 04:41:12,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:12,256 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:12,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:12,257 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:12,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-03 04:41:14,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:14,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-03 04:41:14,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:15,228 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:15,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:15,527 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:15,527 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [647496958] [2021-11-03 04:41:15,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [647496958] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:15,527 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:15,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16, 16] imperfect sequences [] total 17 [2021-11-03 04:41:15,528 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074668653] [2021-11-03 04:41:15,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-03 04:41:15,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:15,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-03 04:41:15,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2021-11-03 04:41:15,529 INFO L87 Difference]: Start difference. First operand 8841 states and 11229 transitions. Second operand has 17 states, 17 states have (on average 2.176470588235294) internal successors, (37), 17 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:18,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:18,964 INFO L93 Difference]: Finished difference Result 9420 states and 11837 transitions. [2021-11-03 04:41:18,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-03 04:41:18,964 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.176470588235294) internal successors, (37), 17 states have internal predecessors, (37), 0 states have call successors, (0), 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 35 [2021-11-03 04:41:18,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:18,984 INFO L225 Difference]: With dead ends: 9420 [2021-11-03 04:41:18,984 INFO L226 Difference]: Without dead ends: 9145 [2021-11-03 04:41:18,988 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=357, Invalid=1049, Unknown=0, NotChecked=0, Total=1406 [2021-11-03 04:41:18,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9145 states. [2021-11-03 04:41:19,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9145 to 8929. [2021-11-03 04:41:19,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8929 states, 8811 states have (on average 1.2844172057655203) internal successors, (11317), 8928 states have internal predecessors, (11317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8929 states to 8929 states and 11317 transitions. [2021-11-03 04:41:19,528 INFO L78 Accepts]: Start accepts. Automaton has 8929 states and 11317 transitions. Word has length 35 [2021-11-03 04:41:19,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:19,529 INFO L470 AbstractCegarLoop]: Abstraction has 8929 states and 11317 transitions. [2021-11-03 04:41:19,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.176470588235294) internal successors, (37), 17 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:19,530 INFO L276 IsEmpty]: Start isEmpty. Operand 8929 states and 11317 transitions. [2021-11-03 04:41:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-03 04:41:19,531 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:19,531 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] [2021-11-03 04:41:19,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:19,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:19,746 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:19,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:19,747 INFO L85 PathProgramCache]: Analyzing trace with hash 854719313, now seen corresponding path program 1 times [2021-11-03 04:41:19,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:19,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1875506165] [2021-11-03 04:41:19,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:19,749 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:19,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:19,750 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:19,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-03 04:41:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:21,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 935 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:21,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:22,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:22,020 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:22,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:22,244 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:22,245 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1875506165] [2021-11-03 04:41:22,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1875506165] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:22,245 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:22,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:22,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294060048] [2021-11-03 04:41:22,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:22,246 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:22,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:22,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:22,247 INFO L87 Difference]: Start difference. First operand 8929 states and 11317 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:22,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:22,614 INFO L93 Difference]: Finished difference Result 8929 states and 11317 transitions. [2021-11-03 04:41:22,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:22,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 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 37 [2021-11-03 04:41:22,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:22,634 INFO L225 Difference]: With dead ends: 8929 [2021-11-03 04:41:22,635 INFO L226 Difference]: Without dead ends: 8925 [2021-11-03 04:41:22,639 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:22,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8925 states. [2021-11-03 04:41:23,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8925 to 8925. [2021-11-03 04:41:23,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8925 states, 8809 states have (on average 1.2842547394709956) internal successors, (11313), 8924 states have internal predecessors, (11313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:23,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8925 states to 8925 states and 11313 transitions. [2021-11-03 04:41:23,254 INFO L78 Accepts]: Start accepts. Automaton has 8925 states and 11313 transitions. Word has length 37 [2021-11-03 04:41:23,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:23,254 INFO L470 AbstractCegarLoop]: Abstraction has 8925 states and 11313 transitions. [2021-11-03 04:41:23,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:23,255 INFO L276 IsEmpty]: Start isEmpty. Operand 8925 states and 11313 transitions. [2021-11-03 04:41:23,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-03 04:41:23,255 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:23,255 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] [2021-11-03 04:41:23,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:23,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:23,477 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:23,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:23,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1046762709, now seen corresponding path program 1 times [2021-11-03 04:41:23,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:23,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1004551033] [2021-11-03 04:41:23,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:23,479 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:23,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:23,481 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:23,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-03 04:41:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:25,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 938 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:25,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:25,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:25,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:25,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:25,945 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:25,946 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1004551033] [2021-11-03 04:41:25,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1004551033] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:25,946 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:25,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:25,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101612897] [2021-11-03 04:41:25,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:25,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:25,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:25,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:25,948 INFO L87 Difference]: Start difference. First operand 8925 states and 11313 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:26,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:26,425 INFO L93 Difference]: Finished difference Result 8925 states and 11313 transitions. [2021-11-03 04:41:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:26,426 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 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 39 [2021-11-03 04:41:26,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:26,443 INFO L225 Difference]: With dead ends: 8925 [2021-11-03 04:41:26,443 INFO L226 Difference]: Without dead ends: 8921 [2021-11-03 04:41:26,446 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:26,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8921 states. [2021-11-03 04:41:26,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8921 to 8921. [2021-11-03 04:41:26,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8921 states, 8807 states have (on average 1.2840921993868513) internal successors, (11309), 8920 states have internal predecessors, (11309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:27,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8921 states to 8921 states and 11309 transitions. [2021-11-03 04:41:27,000 INFO L78 Accepts]: Start accepts. Automaton has 8921 states and 11309 transitions. Word has length 39 [2021-11-03 04:41:27,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:27,001 INFO L470 AbstractCegarLoop]: Abstraction has 8921 states and 11309 transitions. [2021-11-03 04:41:27,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:27,001 INFO L276 IsEmpty]: Start isEmpty. Operand 8921 states and 11309 transitions. [2021-11-03 04:41:27,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-03 04:41:27,002 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:27,002 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] [2021-11-03 04:41:27,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:27,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:27,217 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:27,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:27,217 INFO L85 PathProgramCache]: Analyzing trace with hash 916872889, now seen corresponding path program 1 times [2021-11-03 04:41:27,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:27,219 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1020336033] [2021-11-03 04:41:27,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:27,219 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:27,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:27,220 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:27,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-03 04:41:29,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:29,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:29,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:29,498 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:29,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:29,778 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:29,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1020336033] [2021-11-03 04:41:29,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1020336033] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:29,779 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:29,779 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:29,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876855961] [2021-11-03 04:41:29,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:29,780 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:29,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:29,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:29,781 INFO L87 Difference]: Start difference. First operand 8921 states and 11309 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:30,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:30,170 INFO L93 Difference]: Finished difference Result 8921 states and 11309 transitions. [2021-11-03 04:41:30,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:30,171 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 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 41 [2021-11-03 04:41:30,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:30,184 INFO L225 Difference]: With dead ends: 8921 [2021-11-03 04:41:30,184 INFO L226 Difference]: Without dead ends: 8917 [2021-11-03 04:41:30,190 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:30,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8917 states. [2021-11-03 04:41:30,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8917 to 8917. [2021-11-03 04:41:30,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8917 states, 8805 states have (on average 1.2839295854628052) internal successors, (11305), 8916 states have internal predecessors, (11305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:30,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8917 states to 8917 states and 11305 transitions. [2021-11-03 04:41:30,770 INFO L78 Accepts]: Start accepts. Automaton has 8917 states and 11305 transitions. Word has length 41 [2021-11-03 04:41:30,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:30,770 INFO L470 AbstractCegarLoop]: Abstraction has 8917 states and 11305 transitions. [2021-11-03 04:41:30,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:30,771 INFO L276 IsEmpty]: Start isEmpty. Operand 8917 states and 11305 transitions. [2021-11-03 04:41:30,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-03 04:41:30,771 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:30,772 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] [2021-11-03 04:41:30,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:30,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:30,993 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:30,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:30,993 INFO L85 PathProgramCache]: Analyzing trace with hash 646807805, now seen corresponding path program 1 times [2021-11-03 04:41:30,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:30,994 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [763058341] [2021-11-03 04:41:30,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:30,995 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:30,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:30,996 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:31,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-03 04:41:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:32,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:32,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:33,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:33,248 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:33,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:33,531 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:33,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [763058341] [2021-11-03 04:41:33,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [763058341] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:33,531 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:33,531 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:33,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203024959] [2021-11-03 04:41:33,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:33,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:33,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:33,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:33,533 INFO L87 Difference]: Start difference. First operand 8917 states and 11305 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:33,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:33,999 INFO L93 Difference]: Finished difference Result 8917 states and 11305 transitions. [2021-11-03 04:41:33,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:33,999 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 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 43 [2021-11-03 04:41:33,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:34,008 INFO L225 Difference]: With dead ends: 8917 [2021-11-03 04:41:34,008 INFO L226 Difference]: Without dead ends: 8913 [2021-11-03 04:41:34,011 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:34,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8913 states. [2021-11-03 04:41:34,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8913 to 8913. [2021-11-03 04:41:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8913 states, 8803 states have (on average 1.2837668976485288) internal successors, (11301), 8912 states have internal predecessors, (11301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:34,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8913 states to 8913 states and 11301 transitions. [2021-11-03 04:41:34,666 INFO L78 Accepts]: Start accepts. Automaton has 8913 states and 11301 transitions. Word has length 43 [2021-11-03 04:41:34,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:34,667 INFO L470 AbstractCegarLoop]: Abstraction has 8913 states and 11301 transitions. [2021-11-03 04:41:34,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:34,667 INFO L276 IsEmpty]: Start isEmpty. Operand 8913 states and 11301 transitions. [2021-11-03 04:41:34,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-03 04:41:34,667 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:34,667 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] [2021-11-03 04:41:34,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:34,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:34,868 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:34,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:34,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1187699807, now seen corresponding path program 1 times [2021-11-03 04:41:34,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:34,870 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [178747202] [2021-11-03 04:41:34,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:34,870 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:34,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:34,871 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:34,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-03 04:41:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:36,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 947 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:36,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:37,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:37,122 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:37,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:37,388 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:37,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [178747202] [2021-11-03 04:41:37,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [178747202] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:37,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:37,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:37,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024296031] [2021-11-03 04:41:37,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:37,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:37,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:37,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:37,390 INFO L87 Difference]: Start difference. First operand 8913 states and 11301 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:37,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:37,865 INFO L93 Difference]: Finished difference Result 8913 states and 11301 transitions. [2021-11-03 04:41:37,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:37,866 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 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 45 [2021-11-03 04:41:37,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:37,874 INFO L225 Difference]: With dead ends: 8913 [2021-11-03 04:41:37,874 INFO L226 Difference]: Without dead ends: 8909 [2021-11-03 04:41:37,876 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:37,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8909 states. [2021-11-03 04:41:38,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8909 to 8909. [2021-11-03 04:41:38,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8909 states, 8801 states have (on average 1.2836041358936485) internal successors, (11297), 8908 states have internal predecessors, (11297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8909 states to 8909 states and 11297 transitions. [2021-11-03 04:41:38,488 INFO L78 Accepts]: Start accepts. Automaton has 8909 states and 11297 transitions. Word has length 45 [2021-11-03 04:41:38,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:38,489 INFO L470 AbstractCegarLoop]: Abstraction has 8909 states and 11297 transitions. [2021-11-03 04:41:38,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:38,489 INFO L276 IsEmpty]: Start isEmpty. Operand 8909 states and 11297 transitions. [2021-11-03 04:41:38,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-03 04:41:38,489 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:38,490 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] [2021-11-03 04:41:38,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:38,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:38,701 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:38,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:38,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1082044069, now seen corresponding path program 1 times [2021-11-03 04:41:38,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:38,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1958374755] [2021-11-03 04:41:38,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:38,703 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:38,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:38,703 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:38,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-03 04:41:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:40,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:40,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:40,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:40,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:41,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:41,268 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:41,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1958374755] [2021-11-03 04:41:41,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1958374755] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:41,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:41,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:41,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413373875] [2021-11-03 04:41:41,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:41,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:41,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:41,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:41,270 INFO L87 Difference]: Start difference. First operand 8909 states and 11297 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:41,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:41,784 INFO L93 Difference]: Finished difference Result 8909 states and 11297 transitions. [2021-11-03 04:41:41,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:41,784 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 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 47 [2021-11-03 04:41:41,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:41,791 INFO L225 Difference]: With dead ends: 8909 [2021-11-03 04:41:41,791 INFO L226 Difference]: Without dead ends: 8905 [2021-11-03 04:41:41,793 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:41,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8905 states. [2021-11-03 04:41:42,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8905 to 8905. [2021-11-03 04:41:42,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8905 states, 8799 states have (on average 1.283441300147744) internal successors, (11293), 8904 states have internal predecessors, (11293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:42,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8905 states to 8905 states and 11293 transitions. [2021-11-03 04:41:42,329 INFO L78 Accepts]: Start accepts. Automaton has 8905 states and 11293 transitions. Word has length 47 [2021-11-03 04:41:42,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:42,330 INFO L470 AbstractCegarLoop]: Abstraction has 8905 states and 11293 transitions. [2021-11-03 04:41:42,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:42,330 INFO L276 IsEmpty]: Start isEmpty. Operand 8905 states and 11293 transitions. [2021-11-03 04:41:42,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-03 04:41:42,331 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:42,331 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] [2021-11-03 04:41:42,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:42,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:42,533 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:42,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:42,533 INFO L85 PathProgramCache]: Analyzing trace with hash 462522889, now seen corresponding path program 1 times [2021-11-03 04:41:42,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:42,534 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2077072795] [2021-11-03 04:41:42,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:42,546 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:42,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:42,548 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:42,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-03 04:41:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:44,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:44,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:44,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:44,885 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:45,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:45,581 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:45,582 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2077072795] [2021-11-03 04:41:45,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2077072795] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:45,582 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:45,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-11-03 04:41:45,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805654079] [2021-11-03 04:41:45,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:41:45,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:45,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:41:45,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:45,584 INFO L87 Difference]: Start difference. First operand 8905 states and 11293 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 5 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:46,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:46,578 INFO L93 Difference]: Finished difference Result 12110 states and 15296 transitions. [2021-11-03 04:41:46,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-03 04:41:46,579 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 5 states have internal predecessors, (97), 0 states have call successors, (0), 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 49 [2021-11-03 04:41:46,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:46,590 INFO L225 Difference]: With dead ends: 12110 [2021-11-03 04:41:46,590 INFO L226 Difference]: Without dead ends: 12106 [2021-11-03 04:41:46,593 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-03 04:41:46,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12106 states. [2021-11-03 04:41:47,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12106 to 11848. [2021-11-03 04:41:47,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11848 states, 11743 states have (on average 1.2849357063782678) internal successors, (15089), 11847 states have internal predecessors, (15089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:47,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 15089 transitions. [2021-11-03 04:41:47,320 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 15089 transitions. Word has length 49 [2021-11-03 04:41:47,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:47,320 INFO L470 AbstractCegarLoop]: Abstraction has 11848 states and 15089 transitions. [2021-11-03 04:41:47,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 5 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:47,320 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 15089 transitions. [2021-11-03 04:41:47,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-03 04:41:47,321 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:47,321 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] [2021-11-03 04:41:47,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:47,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:47,521 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:47,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:47,522 INFO L85 PathProgramCache]: Analyzing trace with hash 2103123405, now seen corresponding path program 1 times [2021-11-03 04:41:47,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:47,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1421828808] [2021-11-03 04:41:47,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:47,523 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:47,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:47,525 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:47,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-03 04:41:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:49,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:49,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:49,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:49,910 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:50,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:50,214 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:50,214 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1421828808] [2021-11-03 04:41:50,214 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1421828808] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:50,214 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:50,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:50,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492394159] [2021-11-03 04:41:50,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:50,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:50,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:50,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:50,217 INFO L87 Difference]: Start difference. First operand 11848 states and 15089 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:50,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:50,938 INFO L93 Difference]: Finished difference Result 11848 states and 15089 transitions. [2021-11-03 04:41:50,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:50,939 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-03 04:41:50,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:50,950 INFO L225 Difference]: With dead ends: 11848 [2021-11-03 04:41:50,950 INFO L226 Difference]: Without dead ends: 11844 [2021-11-03 04:41:50,953 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 96 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:50,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11844 states. [2021-11-03 04:41:51,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11844 to 11844. [2021-11-03 04:41:51,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11844 states, 11741 states have (on average 1.2848139000085173) internal successors, (15085), 11843 states have internal predecessors, (15085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11844 states to 11844 states and 15085 transitions. [2021-11-03 04:41:51,712 INFO L78 Accepts]: Start accepts. Automaton has 11844 states and 15085 transitions. Word has length 51 [2021-11-03 04:41:51,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:51,712 INFO L470 AbstractCegarLoop]: Abstraction has 11844 states and 15085 transitions. [2021-11-03 04:41:51,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 11844 states and 15085 transitions. [2021-11-03 04:41:51,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-03 04:41:51,713 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:51,713 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, 1] [2021-11-03 04:41:51,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:51,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:51,921 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:51,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:51,921 INFO L85 PathProgramCache]: Analyzing trace with hash 375697630, now seen corresponding path program 1 times [2021-11-03 04:41:51,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:51,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [575493015] [2021-11-03 04:41:51,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:51,923 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:51,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:51,923 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:51,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-03 04:41:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:54,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 1116 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:54,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:54,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:54,521 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:54,850 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:54,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [575493015] [2021-11-03 04:41:54,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [575493015] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:54,850 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:54,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:54,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818236026] [2021-11-03 04:41:54,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:54,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:54,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:54,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:54,852 INFO L87 Difference]: Start difference. First operand 11844 states and 15085 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:56,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:56,095 INFO L93 Difference]: Finished difference Result 13534 states and 17100 transitions. [2021-11-03 04:41:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 04:41:56,096 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 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 52 [2021-11-03 04:41:56,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:56,110 INFO L225 Difference]: With dead ends: 13534 [2021-11-03 04:41:56,110 INFO L226 Difference]: Without dead ends: 13522 [2021-11-03 04:41:56,114 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:41:56,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13522 states. [2021-11-03 04:41:56,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13522 to 11832. [2021-11-03 04:41:56,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11832 states, 11735 states have (on average 1.2813804857264592) internal successors, (15037), 11831 states have internal predecessors, (15037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:56,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11832 states to 11832 states and 15037 transitions. [2021-11-03 04:41:56,971 INFO L78 Accepts]: Start accepts. Automaton has 11832 states and 15037 transitions. Word has length 52 [2021-11-03 04:41:56,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:56,972 INFO L470 AbstractCegarLoop]: Abstraction has 11832 states and 15037 transitions. [2021-11-03 04:41:56,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:56,972 INFO L276 IsEmpty]: Start isEmpty. Operand 11832 states and 15037 transitions. [2021-11-03 04:41:56,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-03 04:41:56,972 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:56,972 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, 1, 1] [2021-11-03 04:41:56,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:57,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:41:57,173 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:41:57,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:57,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1827745295, now seen corresponding path program 1 times [2021-11-03 04:41:57,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:41:57,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [160119634] [2021-11-03 04:41:57,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:57,176 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:41:57,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:41:57,177 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:41:57,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-03 04:41:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:59,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:41:59,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:59,645 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:59,961 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:41:59,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [160119634] [2021-11-03 04:41:59,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [160119634] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:59,962 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:59,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:41:59,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688103870] [2021-11-03 04:41:59,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:59,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:41:59,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:59,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:59,964 INFO L87 Difference]: Start difference. First operand 11832 states and 15037 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:00,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:00,947 INFO L93 Difference]: Finished difference Result 11832 states and 15037 transitions. [2021-11-03 04:42:00,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:42:00,947 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-11-03 04:42:00,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:00,961 INFO L225 Difference]: With dead ends: 11832 [2021-11-03 04:42:00,961 INFO L226 Difference]: Without dead ends: 11828 [2021-11-03 04:42:00,964 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:42:00,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11828 states. [2021-11-03 04:42:01,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11828 to 11828. [2021-11-03 04:42:01,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11828 states, 11733 states have (on average 1.2812579902838148) internal successors, (15033), 11827 states have internal predecessors, (15033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:01,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11828 states to 11828 states and 15033 transitions. [2021-11-03 04:42:01,859 INFO L78 Accepts]: Start accepts. Automaton has 11828 states and 15033 transitions. Word has length 53 [2021-11-03 04:42:01,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:01,860 INFO L470 AbstractCegarLoop]: Abstraction has 11828 states and 15033 transitions. [2021-11-03 04:42:01,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:01,860 INFO L276 IsEmpty]: Start isEmpty. Operand 11828 states and 15033 transitions. [2021-11-03 04:42:01,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-03 04:42:01,861 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:01,861 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, 1, 1, 1, 1] [2021-11-03 04:42:01,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:02,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:42:02,085 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:42:02,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:02,085 INFO L85 PathProgramCache]: Analyzing trace with hash 178654837, now seen corresponding path program 1 times [2021-11-03 04:42:02,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:42:02,087 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [362448166] [2021-11-03 04:42:02,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:02,087 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:42:02,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:42:02,091 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:42:02,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-03 04:42:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:04,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:42:04,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:42:04,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:04,580 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:42:04,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:04,902 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:42:04,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [362448166] [2021-11-03 04:42:04,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [362448166] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:42:04,903 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:42:04,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:42:04,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978549268] [2021-11-03 04:42:04,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:42:04,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:42:04,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:42:04,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:42:04,905 INFO L87 Difference]: Start difference. First operand 11828 states and 15033 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:05,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:05,955 INFO L93 Difference]: Finished difference Result 11828 states and 15033 transitions. [2021-11-03 04:42:05,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:42:05,955 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 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 55 [2021-11-03 04:42:05,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:05,969 INFO L225 Difference]: With dead ends: 11828 [2021-11-03 04:42:05,969 INFO L226 Difference]: Without dead ends: 11824 [2021-11-03 04:42:05,972 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:42:05,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11824 states. [2021-11-03 04:42:06,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11824 to 11824. [2021-11-03 04:42:06,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11824 states, 11731 states have (on average 1.2811354530730543) internal successors, (15029), 11823 states have internal predecessors, (15029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:06,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11824 states to 11824 states and 15029 transitions. [2021-11-03 04:42:06,893 INFO L78 Accepts]: Start accepts. Automaton has 11824 states and 15029 transitions. Word has length 55 [2021-11-03 04:42:06,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:06,893 INFO L470 AbstractCegarLoop]: Abstraction has 11824 states and 15029 transitions. [2021-11-03 04:42:06,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:06,894 INFO L276 IsEmpty]: Start isEmpty. Operand 11824 states and 15029 transitions. [2021-11-03 04:42:06,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-03 04:42:06,894 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:06,894 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, 1, 1, 1, 1] [2021-11-03 04:42:06,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:07,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:42:07,096 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:42:07,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:07,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1039589901, now seen corresponding path program 1 times [2021-11-03 04:42:07,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:42:07,098 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [988453277] [2021-11-03 04:42:07,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:07,098 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:42:07,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:42:07,099 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:42:07,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-03 04:42:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:09,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 1122 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:42:09,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:42:09,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:09,796 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:42:10,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:10,098 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:42:10,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [988453277] [2021-11-03 04:42:10,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [988453277] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:42:10,099 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:42:10,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-03 04:42:10,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113022449] [2021-11-03 04:42:10,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:42:10,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:42:10,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:42:10,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:42:10,100 INFO L87 Difference]: Start difference. First operand 11824 states and 15029 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:12,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:12,225 INFO L93 Difference]: Finished difference Result 24542 states and 31081 transitions. [2021-11-03 04:42:12,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:42:12,227 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 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 55 [2021-11-03 04:42:12,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:12,240 INFO L225 Difference]: With dead ends: 24542 [2021-11-03 04:42:12,241 INFO L226 Difference]: Without dead ends: 12768 [2021-11-03 04:42:12,253 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:42:12,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12768 states. [2021-11-03 04:42:13,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12768 to 11824. [2021-11-03 04:42:13,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11824 states, 11731 states have (on average 1.2680078424686727) internal successors, (14875), 11823 states have internal predecessors, (14875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:13,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11824 states to 11824 states and 14875 transitions. [2021-11-03 04:42:13,327 INFO L78 Accepts]: Start accepts. Automaton has 11824 states and 14875 transitions. Word has length 55 [2021-11-03 04:42:13,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:13,328 INFO L470 AbstractCegarLoop]: Abstraction has 11824 states and 14875 transitions. [2021-11-03 04:42:13,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:13,328 INFO L276 IsEmpty]: Start isEmpty. Operand 11824 states and 14875 transitions. [2021-11-03 04:42:13,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-03 04:42:13,328 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:13,329 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, 1, 1, 1, 1] [2021-11-03 04:42:13,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:13,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:42:13,533 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:42:13,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:13,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1039530319, now seen corresponding path program 1 times [2021-11-03 04:42:13,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:42:13,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [294266785] [2021-11-03 04:42:13,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:13,536 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:42:13,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:42:13,537 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:42:13,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-03 04:42:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:15,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 1122 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:42:15,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:42:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:16,108 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:42:16,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:16,245 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:42:16,245 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [294266785] [2021-11-03 04:42:16,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [294266785] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:42:16,246 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:42:16,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-03 04:42:16,246 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418676738] [2021-11-03 04:42:16,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:42:16,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:42:16,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:42:16,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:42:16,247 INFO L87 Difference]: Start difference. First operand 11824 states and 14875 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:18,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:18,104 INFO L93 Difference]: Finished difference Result 12798 states and 15982 transitions. [2021-11-03 04:42:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:42:18,104 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 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 55 [2021-11-03 04:42:18,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:18,117 INFO L225 Difference]: With dead ends: 12798 [2021-11-03 04:42:18,117 INFO L226 Difference]: Without dead ends: 12770 [2021-11-03 04:42:18,120 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:42:18,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12770 states. [2021-11-03 04:42:19,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12770 to 11796. [2021-11-03 04:42:19,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11796 states, 11717 states have (on average 1.2551847742596227) internal successors, (14707), 11795 states have internal predecessors, (14707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:19,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11796 states to 11796 states and 14707 transitions. [2021-11-03 04:42:19,271 INFO L78 Accepts]: Start accepts. Automaton has 11796 states and 14707 transitions. Word has length 55 [2021-11-03 04:42:19,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:19,272 INFO L470 AbstractCegarLoop]: Abstraction has 11796 states and 14707 transitions. [2021-11-03 04:42:19,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:19,272 INFO L276 IsEmpty]: Start isEmpty. Operand 11796 states and 14707 transitions. [2021-11-03 04:42:19,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-03 04:42:19,273 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:19,273 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, 1, 1, 1, 1, 1, 1] [2021-11-03 04:42:19,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:19,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:42:19,481 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:42:19,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:19,481 INFO L85 PathProgramCache]: Analyzing trace with hash -111133863, now seen corresponding path program 1 times [2021-11-03 04:42:19,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:42:19,483 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1971858991] [2021-11-03 04:42:19,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:19,483 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:42:19,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:42:19,484 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:42:19,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-03 04:42:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:21,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:42:21,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:42:22,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:22,074 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:42:22,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:22,416 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:42:22,416 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1971858991] [2021-11-03 04:42:22,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1971858991] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:42:22,416 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:42:22,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:42:22,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771107734] [2021-11-03 04:42:22,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:42:22,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:42:22,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:42:22,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:42:22,417 INFO L87 Difference]: Start difference. First operand 11796 states and 14707 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:23,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:23,763 INFO L93 Difference]: Finished difference Result 11796 states and 14707 transitions. [2021-11-03 04:42:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:42:23,764 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 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 57 [2021-11-03 04:42:23,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:23,776 INFO L225 Difference]: With dead ends: 11796 [2021-11-03 04:42:23,776 INFO L226 Difference]: Without dead ends: 11792 [2021-11-03 04:42:23,779 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:42:23,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11792 states. [2021-11-03 04:42:24,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11792 to 11792. [2021-11-03 04:42:24,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11792 states, 11715 states have (on average 1.2550576184379) internal successors, (14703), 11791 states have internal predecessors, (14703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:24,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11792 states to 11792 states and 14703 transitions. [2021-11-03 04:42:24,956 INFO L78 Accepts]: Start accepts. Automaton has 11792 states and 14703 transitions. Word has length 57 [2021-11-03 04:42:24,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:24,956 INFO L470 AbstractCegarLoop]: Abstraction has 11792 states and 14703 transitions. [2021-11-03 04:42:24,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:24,956 INFO L276 IsEmpty]: Start isEmpty. Operand 11792 states and 14703 transitions. [2021-11-03 04:42:24,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-03 04:42:24,957 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:24,957 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:42:24,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:25,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:42:25,157 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:42:25,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:25,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1929443739, now seen corresponding path program 1 times [2021-11-03 04:42:25,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:42:25,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2105688834] [2021-11-03 04:42:25,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:25,159 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:42:25,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:42:25,160 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:42:25,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-03 04:42:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:27,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 1128 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 04:42:27,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:42:27,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:27,931 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:42:28,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:28,277 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:42:28,277 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2105688834] [2021-11-03 04:42:28,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2105688834] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:42:28,277 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:42:28,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-03 04:42:28,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934055611] [2021-11-03 04:42:28,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:42:28,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:42:28,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:42:28,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:42:28,279 INFO L87 Difference]: Start difference. First operand 11792 states and 14703 transitions. Second operand has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:29,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:29,578 INFO L93 Difference]: Finished difference Result 23352 states and 29030 transitions. [2021-11-03 04:42:29,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:42:29,578 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 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 58 [2021-11-03 04:42:29,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:29,591 INFO L225 Difference]: With dead ends: 23352 [2021-11-03 04:42:29,591 INFO L226 Difference]: Without dead ends: 11610 [2021-11-03 04:42:29,604 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:42:29,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11610 states. [2021-11-03 04:42:30,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11610 to 11610. [2021-11-03 04:42:30,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11610 states, 11547 states have (on average 1.2320949164285095) internal successors, (14227), 11609 states have internal predecessors, (14227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:30,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11610 states to 11610 states and 14227 transitions. [2021-11-03 04:42:30,833 INFO L78 Accepts]: Start accepts. Automaton has 11610 states and 14227 transitions. Word has length 58 [2021-11-03 04:42:30,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:30,833 INFO L470 AbstractCegarLoop]: Abstraction has 11610 states and 14227 transitions. [2021-11-03 04:42:30,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:30,834 INFO L276 IsEmpty]: Start isEmpty. Operand 11610 states and 14227 transitions. [2021-11-03 04:42:30,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-03 04:42:30,834 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:30,834 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:42:30,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:31,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:42:31,037 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:42:31,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:31,037 INFO L85 PathProgramCache]: Analyzing trace with hash 557911558, now seen corresponding path program 1 times [2021-11-03 04:42:31,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:42:31,038 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2136166695] [2021-11-03 04:42:31,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:31,039 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:42:31,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:42:31,039 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:42:31,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-03 04:42:33,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:33,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 1134 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:42:33,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:42:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:33,656 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:42:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:33,795 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:42:33,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2136166695] [2021-11-03 04:42:33,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2136166695] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:42:33,795 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:42:33,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-03 04:42:33,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737689963] [2021-11-03 04:42:33,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:42:33,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:42:33,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:42:33,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:42:33,796 INFO L87 Difference]: Start difference. First operand 11610 states and 14227 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:38,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:38,384 INFO L93 Difference]: Finished difference Result 18710 states and 22936 transitions. [2021-11-03 04:42:38,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-03 04:42:38,384 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 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 58 [2021-11-03 04:42:38,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:38,404 INFO L225 Difference]: With dead ends: 18710 [2021-11-03 04:42:38,404 INFO L226 Difference]: Without dead ends: 18698 [2021-11-03 04:42:38,408 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-03 04:42:38,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18698 states. [2021-11-03 04:42:39,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18698 to 11598. [2021-11-03 04:42:39,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11598 states, 11541 states have (on average 1.228489732258903) internal successors, (14178), 11597 states have internal predecessors, (14178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:39,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11598 states to 11598 states and 14178 transitions. [2021-11-03 04:42:39,806 INFO L78 Accepts]: Start accepts. Automaton has 11598 states and 14178 transitions. Word has length 58 [2021-11-03 04:42:39,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:39,807 INFO L470 AbstractCegarLoop]: Abstraction has 11598 states and 14178 transitions. [2021-11-03 04:42:39,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:39,807 INFO L276 IsEmpty]: Start isEmpty. Operand 11598 states and 14178 transitions. [2021-11-03 04:42:39,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-03 04:42:39,807 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:39,807 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:42:39,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:40,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:42:40,008 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:42:40,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:40,008 INFO L85 PathProgramCache]: Analyzing trace with hash 574800029, now seen corresponding path program 1 times [2021-11-03 04:42:40,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:42:40,010 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1636645820] [2021-11-03 04:42:40,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:40,010 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:42:40,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:42:40,011 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:42:40,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2021-11-03 04:42:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:42,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:42:42,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:42:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:42,684 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:42:43,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:43,037 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:42:43,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1636645820] [2021-11-03 04:42:43,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1636645820] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:42:43,038 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:42:43,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:42:43,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64854417] [2021-11-03 04:42:43,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:42:43,038 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:42:43,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:42:43,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:42:43,039 INFO L87 Difference]: Start difference. First operand 11598 states and 14178 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:44,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:44,418 INFO L93 Difference]: Finished difference Result 11598 states and 14178 transitions. [2021-11-03 04:42:44,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:42:44,418 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 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 59 [2021-11-03 04:42:44,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:44,430 INFO L225 Difference]: With dead ends: 11598 [2021-11-03 04:42:44,430 INFO L226 Difference]: Without dead ends: 11594 [2021-11-03 04:42:44,433 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:42:44,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11594 states. [2021-11-03 04:42:45,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11594 to 11594. [2021-11-03 04:42:45,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11594 states, 11539 states have (on average 1.228356010052864) internal successors, (14174), 11593 states have internal predecessors, (14174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:45,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11594 states to 11594 states and 14174 transitions. [2021-11-03 04:42:45,963 INFO L78 Accepts]: Start accepts. Automaton has 11594 states and 14174 transitions. Word has length 59 [2021-11-03 04:42:45,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:45,963 INFO L470 AbstractCegarLoop]: Abstraction has 11594 states and 14174 transitions. [2021-11-03 04:42:45,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:45,964 INFO L276 IsEmpty]: Start isEmpty. Operand 11594 states and 14174 transitions. [2021-11-03 04:42:45,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-03 04:42:45,964 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:45,965 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:42:45,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:46,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:42:46,169 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:42:46,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:46,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1667692991, now seen corresponding path program 1 times [2021-11-03 04:42:46,172 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:42:46,172 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [315243123] [2021-11-03 04:42:46,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:46,173 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:42:46,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:42:46,174 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:42:46,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-11-03 04:42:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:48,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:42:48,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:42:49,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:49,042 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:42:49,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:49,442 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:42:49,442 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [315243123] [2021-11-03 04:42:49,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [315243123] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:42:49,442 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:42:49,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:42:49,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350092508] [2021-11-03 04:42:49,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:42:49,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:42:49,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:42:49,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:42:49,443 INFO L87 Difference]: Start difference. First operand 11594 states and 14174 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:50,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:50,990 INFO L93 Difference]: Finished difference Result 11594 states and 14174 transitions. [2021-11-03 04:42:50,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:42:50,991 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 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 61 [2021-11-03 04:42:50,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:51,001 INFO L225 Difference]: With dead ends: 11594 [2021-11-03 04:42:51,001 INFO L226 Difference]: Without dead ends: 11487 [2021-11-03 04:42:51,003 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:42:51,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11487 states. [2021-11-03 04:42:52,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11487 to 11487. [2021-11-03 04:42:52,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11487 states, 11434 states have (on average 1.2295784502361378) internal successors, (14059), 11486 states have internal predecessors, (14059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:52,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11487 states to 11487 states and 14059 transitions. [2021-11-03 04:42:52,410 INFO L78 Accepts]: Start accepts. Automaton has 11487 states and 14059 transitions. Word has length 61 [2021-11-03 04:42:52,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:52,410 INFO L470 AbstractCegarLoop]: Abstraction has 11487 states and 14059 transitions. [2021-11-03 04:42:52,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:52,411 INFO L276 IsEmpty]: Start isEmpty. Operand 11487 states and 14059 transitions. [2021-11-03 04:42:52,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-03 04:42:52,411 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:52,411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:42:52,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:52,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:42:52,612 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 125 more)] === [2021-11-03 04:42:52,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:52,612 INFO L85 PathProgramCache]: Analyzing trace with hash -378742548, now seen corresponding path program 1 times [2021-11-03 04:42:52,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:42:52,614 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2010515773] [2021-11-03 04:42:52,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:52,614 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:42:52,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:42:52,615 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:42:52,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0117eef-589a-4ea6-a831-59294cbe4e48/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process