./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--input--misc--ims-pcu.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_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/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_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/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_b7d35650-97a4-495e-9fe9-95012a1212f6/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 e0c2b6cb89e48a11e817cc51933cd8194bf8c1187502e8ea2a988dbf620106e5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:45:08,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:45:08,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:45:08,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:45:08,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:45:08,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:45:08,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:45:08,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:45:08,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:45:08,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:45:08,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:45:08,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:45:08,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:45:08,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:45:08,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:45:08,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:45:08,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:45:08,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:45:08,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:45:08,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:45:08,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:45:08,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:45:08,870 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:45:08,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:45:08,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:45:08,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:45:08,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:45:08,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:45:08,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:45:08,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:45:08,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:45:08,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:45:08,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:45:08,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:45:08,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:45:08,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:45:08,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:45:08,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:45:08,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:45:08,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:45:08,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:45:08,912 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 04:45:08,973 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:45:08,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:45:08,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:45:08,981 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:45:08,981 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:45:08,981 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:45:08,981 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:45:08,981 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:45:08,984 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:45:08,985 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:45:08,985 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:45:08,985 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:45:08,985 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:45:08,985 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:45:08,986 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:45:08,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:45:08,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:45:08,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:45:08,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:45:08,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:45:08,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:45:08,988 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:45:08,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:45:08,989 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:45:08,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:45:08,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:45:08,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:45:08,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:45:08,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:45:08,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:45:08,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:45:08,991 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:45:08,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:45:08,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:45:08,991 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:45:08,992 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:45:08,992 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_b7d35650-97a4-495e-9fe9-95012a1212f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0c2b6cb89e48a11e817cc51933cd8194bf8c1187502e8ea2a988dbf620106e5 [2021-11-03 04:45:09,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:45:09,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:45:09,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:45:09,389 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:45:09,390 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:45:09,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i [2021-11-03 04:45:09,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/data/412ad37f0/fe767cd20125496cad37ee6a1716865a/FLAGdf81125fb [2021-11-03 04:45:10,681 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:45:10,682 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i [2021-11-03 04:45:10,759 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/data/412ad37f0/fe767cd20125496cad37ee6a1716865a/FLAGdf81125fb [2021-11-03 04:45:10,911 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/data/412ad37f0/fe767cd20125496cad37ee6a1716865a [2021-11-03 04:45:10,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:45:10,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:45:10,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:45:10,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:45:10,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:45:10,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:45:10" (1/1) ... [2021-11-03 04:45:10,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df14c95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:10, skipping insertion in model container [2021-11-03 04:45:10,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:45:10" (1/1) ... [2021-11-03 04:45:10,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:45:11,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:45:13,053 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 04:45:13,158 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 04:45:13,169 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 04:45:13,176 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 04:45:13,184 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 04:45:13,257 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 04:45:13,458 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 04:45:13,484 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:729) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-03 04:45:13,501 INFO L168 Benchmark]: Toolchain (without parser) took 2581.60 ms. Allocated memory was 104.9 MB in the beginning and 136.3 MB in the end (delta: 31.5 MB). Free memory was 74.7 MB in the beginning and 85.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. [2021-11-03 04:45:13,504 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 104.9 MB. Free memory is still 82.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:45:13,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2578.71 ms. Allocated memory was 104.9 MB in the beginning and 136.3 MB in the end (delta: 31.5 MB). Free memory was 74.3 MB in the beginning and 85.5 MB in the end (delta: -11.2 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. [2021-11-03 04:45:13,510 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 104.9 MB. Free memory is still 82.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2578.71 ms. Allocated memory was 104.9 MB in the beginning and 136.3 MB in the end (delta: 31.5 MB). Free memory was 74.3 MB in the beginning and 85.5 MB in the end (delta: -11.2 MB). Peak memory consumption was 45.1 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_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/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_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/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_b7d35650-97a4-495e-9fe9-95012a1212f6/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 e0c2b6cb89e48a11e817cc51933cd8194bf8c1187502e8ea2a988dbf620106e5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:45:16,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:45:16,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:45:16,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:45:16,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:45:16,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:45:16,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:45:16,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:45:16,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:45:16,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:45:16,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:45:16,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:45:16,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:45:16,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:45:16,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:45:16,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:45:16,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:45:16,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:45:16,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:45:16,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:45:16,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:45:16,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:45:16,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:45:16,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:45:16,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:45:16,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:45:16,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:45:16,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:45:16,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:45:16,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:45:16,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:45:16,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:45:16,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:45:16,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:45:16,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:45:16,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:45:16,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:45:16,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:45:16,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:45:16,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:45:16,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:45:16,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 04:45:16,678 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:45:16,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:45:16,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:45:16,680 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:45:16,681 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:45:16,681 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:45:16,681 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:45:16,682 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:45:16,682 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:45:16,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:45:16,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:45:16,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:45:16,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:45:16,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:45:16,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:45:16,685 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:45:16,685 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:45:16,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:45:16,686 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:45:16,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:45:16,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:45:16,687 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:45:16,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:45:16,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:45:16,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:45:16,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:45:16,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:45:16,689 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:45:16,689 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:45:16,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:45:16,690 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:45:16,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:45:16,691 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_b7d35650-97a4-495e-9fe9-95012a1212f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0c2b6cb89e48a11e817cc51933cd8194bf8c1187502e8ea2a988dbf620106e5 [2021-11-03 04:45:17,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:45:17,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:45:17,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:45:17,124 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:45:17,125 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:45:17,126 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i [2021-11-03 04:45:17,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/data/36973beaf/84210ef5c4064418ab7f36f17db78d76/FLAGfdc83dedb [2021-11-03 04:45:18,556 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:45:18,558 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i [2021-11-03 04:45:18,653 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/data/36973beaf/84210ef5c4064418ab7f36f17db78d76/FLAGfdc83dedb [2021-11-03 04:45:18,732 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/data/36973beaf/84210ef5c4064418ab7f36f17db78d76 [2021-11-03 04:45:18,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:45:18,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:45:18,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:45:18,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:45:18,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:45:18,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:45:18" (1/1) ... [2021-11-03 04:45:18,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b167072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:18, skipping insertion in model container [2021-11-03 04:45:18,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:45:18" (1/1) ... [2021-11-03 04:45:18,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:45:19,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:45:23,574 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341006,341019] [2021-11-03 04:45:23,577 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341151,341164] [2021-11-03 04:45:23,578 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341297,341310] [2021-11-03 04:45:23,579 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341462,341475] [2021-11-03 04:45:23,580 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341620,341633] [2021-11-03 04:45:23,582 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341778,341791] [2021-11-03 04:45:23,583 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341936,341949] [2021-11-03 04:45:23,594 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342096,342109] [2021-11-03 04:45:23,595 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342255,342268] [2021-11-03 04:45:23,596 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342394,342407] [2021-11-03 04:45:23,598 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342536,342549] [2021-11-03 04:45:23,599 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342685,342698] [2021-11-03 04:45:23,602 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342824,342837] [2021-11-03 04:45:23,603 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342979,342992] [2021-11-03 04:45:23,604 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343139,343152] [2021-11-03 04:45:23,606 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343290,343303] [2021-11-03 04:45:23,607 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343441,343454] [2021-11-03 04:45:23,613 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343593,343606] [2021-11-03 04:45:23,614 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343742,343755] [2021-11-03 04:45:23,616 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343890,343903] [2021-11-03 04:45:23,617 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344047,344060] [2021-11-03 04:45:23,618 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344196,344209] [2021-11-03 04:45:23,619 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344352,344365] [2021-11-03 04:45:23,626 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344505,344518] [2021-11-03 04:45:23,627 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344651,344664] [2021-11-03 04:45:23,628 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344794,344807] [2021-11-03 04:45:23,628 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344946,344959] [2021-11-03 04:45:23,629 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345092,345105] [2021-11-03 04:45:23,629 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345237,345250] [2021-11-03 04:45:23,630 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345391,345404] [2021-11-03 04:45:23,633 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345542,345555] [2021-11-03 04:45:23,634 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345697,345710] [2021-11-03 04:45:23,635 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345849,345862] [2021-11-03 04:45:23,638 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346004,346017] [2021-11-03 04:45:23,639 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346168,346181] [2021-11-03 04:45:23,640 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346324,346337] [2021-11-03 04:45:23,641 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346488,346501] [2021-11-03 04:45:23,641 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346630,346643] [2021-11-03 04:45:23,642 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346788,346801] [2021-11-03 04:45:23,642 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346955,346968] [2021-11-03 04:45:23,643 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347114,347127] [2021-11-03 04:45:23,644 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347273,347286] [2021-11-03 04:45:23,645 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347422,347435] [2021-11-03 04:45:23,645 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347569,347582] [2021-11-03 04:45:23,646 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347708,347721] [2021-11-03 04:45:23,648 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347871,347884] [2021-11-03 04:45:23,649 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348037,348050] [2021-11-03 04:45:23,651 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348201,348214] [2021-11-03 04:45:23,652 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348366,348379] [2021-11-03 04:45:23,653 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348531,348544] [2021-11-03 04:45:23,653 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348697,348710] [2021-11-03 04:45:23,654 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348862,348875] [2021-11-03 04:45:23,655 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349029,349042] [2021-11-03 04:45:23,655 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349189,349202] [2021-11-03 04:45:23,656 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349351,349364] [2021-11-03 04:45:23,657 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349510,349523] [2021-11-03 04:45:23,658 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349656,349669] [2021-11-03 04:45:23,658 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349799,349812] [2021-11-03 04:45:23,659 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349943,349956] [2021-11-03 04:45:23,661 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350086,350099] [2021-11-03 04:45:23,662 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350230,350243] [2021-11-03 04:45:23,664 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350371,350384] [2021-11-03 04:45:23,664 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350509,350522] [2021-11-03 04:45:23,665 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350667,350680] [2021-11-03 04:45:23,666 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350826,350839] [2021-11-03 04:45:23,667 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350982,350995] [2021-11-03 04:45:23,668 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351131,351144] [2021-11-03 04:45:23,668 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351283,351296] [2021-11-03 04:45:23,669 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351434,351447] [2021-11-03 04:45:23,670 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351583,351596] [2021-11-03 04:45:23,671 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351735,351748] [2021-11-03 04:45:23,672 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351883,351896] [2021-11-03 04:45:23,672 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352036,352049] [2021-11-03 04:45:23,673 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352187,352200] [2021-11-03 04:45:23,674 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352337,352350] [2021-11-03 04:45:23,674 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352484,352497] [2021-11-03 04:45:23,675 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352635,352648] [2021-11-03 04:45:23,676 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352786,352799] [2021-11-03 04:45:23,677 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352934,352947] [2021-11-03 04:45:23,677 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353100,353113] [2021-11-03 04:45:23,678 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353269,353282] [2021-11-03 04:45:23,678 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353436,353449] [2021-11-03 04:45:23,679 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353604,353617] [2021-11-03 04:45:23,679 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353754,353767] [2021-11-03 04:45:23,680 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353901,353914] [2021-11-03 04:45:23,680 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[354062,354075] [2021-11-03 04:45:23,681 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[354232,354245] [2021-11-03 04:45:23,682 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[354394,354407] [2021-11-03 04:45:23,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:45:23,788 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 04:45:23,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:45:24,384 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341006,341019] [2021-11-03 04:45:24,385 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341151,341164] [2021-11-03 04:45:24,387 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341297,341310] [2021-11-03 04:45:24,388 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341462,341475] [2021-11-03 04:45:24,389 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341620,341633] [2021-11-03 04:45:24,390 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341778,341791] [2021-11-03 04:45:24,392 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341936,341949] [2021-11-03 04:45:24,392 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342096,342109] [2021-11-03 04:45:24,393 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342255,342268] [2021-11-03 04:45:24,393 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342394,342407] [2021-11-03 04:45:24,394 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342536,342549] [2021-11-03 04:45:24,395 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342685,342698] [2021-11-03 04:45:24,396 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342824,342837] [2021-11-03 04:45:24,397 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342979,342992] [2021-11-03 04:45:24,398 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343139,343152] [2021-11-03 04:45:24,399 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343290,343303] [2021-11-03 04:45:24,400 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343441,343454] [2021-11-03 04:45:24,401 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343593,343606] [2021-11-03 04:45:24,401 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343742,343755] [2021-11-03 04:45:24,402 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343890,343903] [2021-11-03 04:45:24,402 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344047,344060] [2021-11-03 04:45:24,404 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344196,344209] [2021-11-03 04:45:24,405 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344352,344365] [2021-11-03 04:45:24,405 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344505,344518] [2021-11-03 04:45:24,406 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344651,344664] [2021-11-03 04:45:24,407 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344794,344807] [2021-11-03 04:45:24,408 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344946,344959] [2021-11-03 04:45:24,409 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345092,345105] [2021-11-03 04:45:24,409 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345237,345250] [2021-11-03 04:45:24,410 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345391,345404] [2021-11-03 04:45:24,410 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345542,345555] [2021-11-03 04:45:24,411 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345697,345710] [2021-11-03 04:45:24,412 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345849,345862] [2021-11-03 04:45:24,413 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346004,346017] [2021-11-03 04:45:24,414 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346168,346181] [2021-11-03 04:45:24,414 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346324,346337] [2021-11-03 04:45:24,415 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346488,346501] [2021-11-03 04:45:24,416 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346630,346643] [2021-11-03 04:45:24,418 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346788,346801] [2021-11-03 04:45:24,419 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346955,346968] [2021-11-03 04:45:24,421 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347114,347127] [2021-11-03 04:45:24,421 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347273,347286] [2021-11-03 04:45:24,422 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347422,347435] [2021-11-03 04:45:24,423 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347569,347582] [2021-11-03 04:45:24,429 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_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347708,347721] [2021-11-03 04:45:24,431 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347871,347884] [2021-11-03 04:45:24,432 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348037,348050] [2021-11-03 04:45:24,433 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348201,348214] [2021-11-03 04:45:24,433 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348366,348379] [2021-11-03 04:45:24,434 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348531,348544] [2021-11-03 04:45:24,434 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348697,348710] [2021-11-03 04:45:24,435 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348862,348875] [2021-11-03 04:45:24,435 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349029,349042] [2021-11-03 04:45:24,436 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349189,349202] [2021-11-03 04:45:24,436 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349351,349364] [2021-11-03 04:45:24,437 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349510,349523] [2021-11-03 04:45:24,438 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349656,349669] [2021-11-03 04:45:24,438 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349799,349812] [2021-11-03 04:45:24,439 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349943,349956] [2021-11-03 04:45:24,441 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350086,350099] [2021-11-03 04:45:24,442 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350230,350243] [2021-11-03 04:45:24,446 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350371,350384] [2021-11-03 04:45:24,447 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350509,350522] [2021-11-03 04:45:24,447 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350667,350680] [2021-11-03 04:45:24,448 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350826,350839] [2021-11-03 04:45:24,449 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350982,350995] [2021-11-03 04:45:24,450 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351131,351144] [2021-11-03 04:45:24,456 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351283,351296] [2021-11-03 04:45:24,457 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351434,351447] [2021-11-03 04:45:24,457 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351583,351596] [2021-11-03 04:45:24,464 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351735,351748] [2021-11-03 04:45:24,464 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351883,351896] [2021-11-03 04:45:24,465 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352036,352049] [2021-11-03 04:45:24,465 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352187,352200] [2021-11-03 04:45:24,466 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352337,352350] [2021-11-03 04:45:24,466 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352484,352497] [2021-11-03 04:45:24,467 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352635,352648] [2021-11-03 04:45:24,467 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352786,352799] [2021-11-03 04:45:24,470 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352934,352947] [2021-11-03 04:45:24,471 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353100,353113] [2021-11-03 04:45:24,471 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353269,353282] [2021-11-03 04:45:24,473 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353436,353449] [2021-11-03 04:45:24,473 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353604,353617] [2021-11-03 04:45:24,474 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353754,353767] [2021-11-03 04:45:24,474 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353901,353914] [2021-11-03 04:45:24,475 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[354062,354075] [2021-11-03 04:45:24,475 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[354232,354245] [2021-11-03 04:45:24,476 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[354394,354407] [2021-11-03 04:45:24,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:45:24,533 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:45:25,170 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341006,341019] [2021-11-03 04:45:25,171 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341151,341164] [2021-11-03 04:45:25,172 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341297,341310] [2021-11-03 04:45:25,173 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341462,341475] [2021-11-03 04:45:25,173 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341620,341633] [2021-11-03 04:45:25,174 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341778,341791] [2021-11-03 04:45:25,174 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[341936,341949] [2021-11-03 04:45:25,175 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342096,342109] [2021-11-03 04:45:25,176 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342255,342268] [2021-11-03 04:45:25,176 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342394,342407] [2021-11-03 04:45:25,177 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342536,342549] [2021-11-03 04:45:25,177 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342685,342698] [2021-11-03 04:45:25,178 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342824,342837] [2021-11-03 04:45:25,179 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[342979,342992] [2021-11-03 04:45:25,179 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343139,343152] [2021-11-03 04:45:25,180 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343290,343303] [2021-11-03 04:45:25,180 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343441,343454] [2021-11-03 04:45:25,181 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343593,343606] [2021-11-03 04:45:25,181 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343742,343755] [2021-11-03 04:45:25,182 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[343890,343903] [2021-11-03 04:45:25,183 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344047,344060] [2021-11-03 04:45:25,183 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344196,344209] [2021-11-03 04:45:25,184 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344352,344365] [2021-11-03 04:45:25,185 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344505,344518] [2021-11-03 04:45:25,185 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344651,344664] [2021-11-03 04:45:25,186 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344794,344807] [2021-11-03 04:45:25,186 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[344946,344959] [2021-11-03 04:45:25,187 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345092,345105] [2021-11-03 04:45:25,187 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345237,345250] [2021-11-03 04:45:25,188 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345391,345404] [2021-11-03 04:45:25,189 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345542,345555] [2021-11-03 04:45:25,189 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345697,345710] [2021-11-03 04:45:25,190 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[345849,345862] [2021-11-03 04:45:25,190 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346004,346017] [2021-11-03 04:45:25,191 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346168,346181] [2021-11-03 04:45:25,192 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346324,346337] [2021-11-03 04:45:25,192 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346488,346501] [2021-11-03 04:45:25,193 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346630,346643] [2021-11-03 04:45:25,193 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346788,346801] [2021-11-03 04:45:25,194 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[346955,346968] [2021-11-03 04:45:25,194 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347114,347127] [2021-11-03 04:45:25,195 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347273,347286] [2021-11-03 04:45:25,196 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347422,347435] [2021-11-03 04:45:25,196 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347569,347582] [2021-11-03 04:45:25,197 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347708,347721] [2021-11-03 04:45:25,197 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[347871,347884] [2021-11-03 04:45:25,198 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348037,348050] [2021-11-03 04:45:25,198 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348201,348214] [2021-11-03 04:45:25,199 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348366,348379] [2021-11-03 04:45:25,200 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348531,348544] [2021-11-03 04:45:25,200 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348697,348710] [2021-11-03 04:45:25,201 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[348862,348875] [2021-11-03 04:45:25,202 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349029,349042] [2021-11-03 04:45:25,202 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349189,349202] [2021-11-03 04:45:25,203 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349351,349364] [2021-11-03 04:45:25,203 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349510,349523] [2021-11-03 04:45:25,204 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349656,349669] [2021-11-03 04:45:25,204 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349799,349812] [2021-11-03 04:45:25,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[349943,349956] [2021-11-03 04:45:25,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350086,350099] [2021-11-03 04:45:25,206 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350230,350243] [2021-11-03 04:45:25,207 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350371,350384] [2021-11-03 04:45:25,207 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350509,350522] [2021-11-03 04:45:25,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350667,350680] [2021-11-03 04:45:25,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350826,350839] [2021-11-03 04:45:25,209 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[350982,350995] [2021-11-03 04:45:25,210 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351131,351144] [2021-11-03 04:45:25,210 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351283,351296] [2021-11-03 04:45:25,211 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351434,351447] [2021-11-03 04:45:25,211 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351583,351596] [2021-11-03 04:45:25,212 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351735,351748] [2021-11-03 04:45:25,212 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[351883,351896] [2021-11-03 04:45:25,213 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352036,352049] [2021-11-03 04:45:25,214 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352187,352200] [2021-11-03 04:45:25,214 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352337,352350] [2021-11-03 04:45:25,215 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352484,352497] [2021-11-03 04:45:25,215 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352635,352648] [2021-11-03 04:45:25,216 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352786,352799] [2021-11-03 04:45:25,216 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[352934,352947] [2021-11-03 04:45:25,217 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353100,353113] [2021-11-03 04:45:25,217 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353269,353282] [2021-11-03 04:45:25,218 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353436,353449] [2021-11-03 04:45:25,219 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353604,353617] [2021-11-03 04:45:25,219 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353754,353767] [2021-11-03 04:45:25,220 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[353901,353914] [2021-11-03 04:45:25,220 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[354062,354075] [2021-11-03 04:45:25,221 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[354232,354245] [2021-11-03 04:45:25,221 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i[354394,354407] [2021-11-03 04:45:25,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:45:25,667 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:45:25,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25 WrapperNode [2021-11-03 04:45:25,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:45:25,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:45:25,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:45:25,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:45:25,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (1/1) ... [2021-11-03 04:45:25,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (1/1) ... [2021-11-03 04:45:26,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:45:26,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:45:26,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:45:26,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:45:26,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (1/1) ... [2021-11-03 04:45:26,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (1/1) ... [2021-11-03 04:45:26,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (1/1) ... [2021-11-03 04:45:26,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (1/1) ... [2021-11-03 04:45:27,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (1/1) ... [2021-11-03 04:45:27,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (1/1) ... [2021-11-03 04:45:27,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (1/1) ... [2021-11-03 04:45:27,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:45:27,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:45:27,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:45:27,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:45:27,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (1/1) ... [2021-11-03 04:45:27,682 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:45:27,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:45:27,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:45:27,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:45:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-03 04:45:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:45:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-03 04:45:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 04:45:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-03 04:45:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-03 04:45:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 04:45:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-03 04:45:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-03 04:45:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-03 04:45:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-03 04:45:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-03 04:45:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:45:27,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:45:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-03 04:45:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-03 04:45:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-03 04:45:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-03 04:45:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-03 04:45:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-03 04:45:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:45:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-03 04:45:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-03 04:45:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-03 04:45:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-03 04:45:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-03 04:45:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-03 04:45:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-03 04:45:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-03 04:45:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-03 04:45:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-03 04:47:33,670 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L7909: #t~ret1115 := main_#res; [2021-11-03 04:47:33,671 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_12_returnLabel: main_#res := 0bv32; [2021-11-03 04:47:33,671 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-03 04:47:33,718 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:47:33,719 INFO L299 CfgBuilder]: Removed 3235 assume(true) statements. [2021-11-03 04:47:33,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:47:33 BoogieIcfgContainer [2021-11-03 04:47:33,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:47:33,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:47:33,729 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:47:33,732 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:47:33,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:45:18" (1/3) ... [2021-11-03 04:47:33,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c70785c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:47:33, skipping insertion in model container [2021-11-03 04:47:33,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:45:25" (2/3) ... [2021-11-03 04:47:33,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c70785c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:47:33, skipping insertion in model container [2021-11-03 04:47:33,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:47:33" (3/3) ... [2021-11-03 04:47:33,736 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--input--misc--ims-pcu.ko.cil.i [2021-11-03 04:47:33,743 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:47:33,743 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 150 error locations. [2021-11-03 04:47:33,823 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:47:33,829 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 04:47:33,830 INFO L340 AbstractCegarLoop]: Starting to check reachability of 150 error locations. [2021-11-03 04:47:33,912 INFO L276 IsEmpty]: Start isEmpty. Operand has 3294 states, 3144 states have (on average 1.400763358778626) internal successors, (4404), 3293 states have internal predecessors, (4404), 0 states have call successors, (0), 0 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 04:47:33,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-03 04:47:33,919 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:47:33,920 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 04:47:33,921 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:47:33,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:47:33,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1793261304, now seen corresponding path program 1 times [2021-11-03 04:47:33,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:47:33,953 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2032995814] [2021-11-03 04:47:33,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:47:33,954 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:47:33,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:47:33,961 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:47:33,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 04:47:39,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:47:40,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 1751 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:47:40,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:47:40,465 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 04:47:40,466 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:47:40,814 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 04:47:40,815 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:47:40,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2032995814] [2021-11-03 04:47:40,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2032995814] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:47:40,816 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:47:40,816 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:47:40,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451288633] [2021-11-03 04:47:40,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:47:40,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:47:40,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:47:40,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:47:40,857 INFO L87 Difference]: Start difference. First operand has 3294 states, 3144 states have (on average 1.400763358778626) internal successors, (4404), 3293 states have internal predecessors, (4404), 0 states have call successors, (0), 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 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 04:47:41,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:47:41,247 INFO L93 Difference]: Finished difference Result 6514 states and 8715 transitions. [2021-11-03 04:47:41,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:47:41,250 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 04:47:41,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:47:41,299 INFO L225 Difference]: With dead ends: 6514 [2021-11-03 04:47:41,299 INFO L226 Difference]: Without dead ends: 3194 [2021-11-03 04:47:41,316 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 04:47:41,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3194 states. [2021-11-03 04:47:41,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3194 to 3194. [2021-11-03 04:47:41,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3194 states, 3046 states have (on average 1.3322390019697965) internal successors, (4058), 3193 states have internal predecessors, (4058), 0 states have call successors, (0), 0 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 04:47:41,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 3194 states and 4058 transitions. [2021-11-03 04:47:41,602 INFO L78 Accepts]: Start accepts. Automaton has 3194 states and 4058 transitions. Word has length 29 [2021-11-03 04:47:41,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:47:41,603 INFO L470 AbstractCegarLoop]: Abstraction has 3194 states and 4058 transitions. [2021-11-03 04:47:41,603 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 04:47:41,603 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 4058 transitions. [2021-11-03 04:47:41,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-03 04:47:41,605 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:47:41,605 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 04:47:41,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:47:41,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:47:41,806 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:47:41,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:47:41,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1041958100, now seen corresponding path program 1 times [2021-11-03 04:47:41,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:47:41,811 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1946199327] [2021-11-03 04:47:41,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:47:41,811 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:47:41,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:47:41,813 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:47:41,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-03 04:47:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:47:47,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 1754 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:47:47,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:47:48,096 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 04:47:48,096 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:47:48,395 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 04:47:48,395 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:47:48,396 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1946199327] [2021-11-03 04:47:48,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1946199327] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:47:48,396 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:47:48,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:47:48,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398476561] [2021-11-03 04:47:48,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:47:48,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:47:48,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:47:48,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:47:48,400 INFO L87 Difference]: Start difference. First operand 3194 states and 4058 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 04:47:48,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:47:48,626 INFO L93 Difference]: Finished difference Result 3194 states and 4058 transitions. [2021-11-03 04:47:48,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:47:48,626 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 04:47:48,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:47:48,651 INFO L225 Difference]: With dead ends: 3194 [2021-11-03 04:47:48,651 INFO L226 Difference]: Without dead ends: 3190 [2021-11-03 04:47:48,654 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 04:47:48,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3190 states. [2021-11-03 04:47:48,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3190 to 3190. [2021-11-03 04:47:48,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3190 states, 3044 states have (on average 1.3318002628120893) internal successors, (4054), 3189 states have internal predecessors, (4054), 0 states have call successors, (0), 0 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 04:47:48,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 3190 states and 4054 transitions. [2021-11-03 04:47:48,829 INFO L78 Accepts]: Start accepts. Automaton has 3190 states and 4054 transitions. Word has length 31 [2021-11-03 04:47:48,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:47:48,830 INFO L470 AbstractCegarLoop]: Abstraction has 3190 states and 4054 transitions. [2021-11-03 04:47:48,830 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 04:47:48,831 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 4054 transitions. [2021-11-03 04:47:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-03 04:47:48,833 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:47:48,833 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 04:47:48,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:47:49,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:47:49,053 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:47:49,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:47:49,054 INFO L85 PathProgramCache]: Analyzing trace with hash -594084432, now seen corresponding path program 1 times [2021-11-03 04:47:49,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:47:49,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1265908647] [2021-11-03 04:47:49,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:47:49,057 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:47:49,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:47:49,058 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:47:49,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-03 04:47:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:47:54,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 1757 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:47:54,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:47:55,010 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 04:47:55,010 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:47:55,290 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 04:47:55,290 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:47:55,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1265908647] [2021-11-03 04:47:55,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1265908647] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:47:55,291 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:47:55,291 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:47:55,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173546666] [2021-11-03 04:47:55,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:47:55,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:47:55,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:47:55,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:47:55,294 INFO L87 Difference]: Start difference. First operand 3190 states and 4054 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 04:47:55,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:47:55,545 INFO L93 Difference]: Finished difference Result 3190 states and 4054 transitions. [2021-11-03 04:47:55,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:47:55,545 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 04:47:55,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:47:55,568 INFO L225 Difference]: With dead ends: 3190 [2021-11-03 04:47:55,569 INFO L226 Difference]: Without dead ends: 3186 [2021-11-03 04:47:55,571 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 04:47:55,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3186 states. [2021-11-03 04:47:55,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3186 to 3186. [2021-11-03 04:47:55,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3186 states, 3042 states have (on average 1.331360946745562) internal successors, (4050), 3185 states have internal predecessors, (4050), 0 states have call successors, (0), 0 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 04:47:55,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 3186 states and 4050 transitions. [2021-11-03 04:47:55,741 INFO L78 Accepts]: Start accepts. Automaton has 3186 states and 4050 transitions. Word has length 33 [2021-11-03 04:47:55,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:47:55,741 INFO L470 AbstractCegarLoop]: Abstraction has 3186 states and 4050 transitions. [2021-11-03 04:47:55,742 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 04:47:55,742 INFO L276 IsEmpty]: Start isEmpty. Operand 3186 states and 4050 transitions. [2021-11-03 04:47:55,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-03 04:47:55,744 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:47:55,744 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 04:47:55,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:47:55,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:47:55,945 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:47:55,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:47:55,946 INFO L85 PathProgramCache]: Analyzing trace with hash 315781268, now seen corresponding path program 1 times [2021-11-03 04:47:55,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:47:55,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1098005474] [2021-11-03 04:47:55,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:47:55,949 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:47:55,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:47:55,950 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:47:55,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-03 04:48:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:48:01,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 1760 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:48:01,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:48:02,024 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 04:48:02,024 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:48:02,375 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 04:48:02,375 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:48:02,376 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1098005474] [2021-11-03 04:48:02,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1098005474] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:48:02,376 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:48:02,376 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:48:02,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768184076] [2021-11-03 04:48:02,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:48:02,377 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:48:02,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:48:02,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:48:02,378 INFO L87 Difference]: Start difference. First operand 3186 states and 4050 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 04:48:02,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:48:02,612 INFO L93 Difference]: Finished difference Result 3186 states and 4050 transitions. [2021-11-03 04:48:02,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:48:02,613 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 04:48:02,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:48:02,638 INFO L225 Difference]: With dead ends: 3186 [2021-11-03 04:48:02,638 INFO L226 Difference]: Without dead ends: 3182 [2021-11-03 04:48:02,644 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 04:48:02,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3182 states. [2021-11-03 04:48:02,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3182 to 3182. [2021-11-03 04:48:02,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3182 states, 3040 states have (on average 1.330921052631579) internal successors, (4046), 3181 states have internal predecessors, (4046), 0 states have call successors, (0), 0 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 04:48:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 3182 states and 4046 transitions. [2021-11-03 04:48:02,835 INFO L78 Accepts]: Start accepts. Automaton has 3182 states and 4046 transitions. Word has length 35 [2021-11-03 04:48:02,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:48:02,835 INFO L470 AbstractCegarLoop]: Abstraction has 3182 states and 4046 transitions. [2021-11-03 04:48:02,836 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 04:48:02,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 4046 transitions. [2021-11-03 04:48:02,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-03 04:48:02,839 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:48:02,840 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 04:48:02,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-03 04:48:03,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:48:03,065 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:48:03,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:48:03,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1476609064, now seen corresponding path program 1 times [2021-11-03 04:48:03,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:48:03,069 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1008194115] [2021-11-03 04:48:03,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:48:03,069 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:48:03,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:48:03,070 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:48:03,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-03 04:48:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:48:08,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 1763 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:48:08,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:48:08,938 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 04:48:08,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:48:09,241 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 04:48:09,241 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:48:09,241 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1008194115] [2021-11-03 04:48:09,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1008194115] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:48:09,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:48:09,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:48:09,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632673874] [2021-11-03 04:48:09,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:48:09,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:48:09,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:48:09,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:48:09,243 INFO L87 Difference]: Start difference. First operand 3182 states and 4046 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 04:48:09,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:48:09,477 INFO L93 Difference]: Finished difference Result 3182 states and 4046 transitions. [2021-11-03 04:48:09,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:48:09,478 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 04:48:09,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:48:09,503 INFO L225 Difference]: With dead ends: 3182 [2021-11-03 04:48:09,503 INFO L226 Difference]: Without dead ends: 3178 [2021-11-03 04:48:09,505 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 04:48:09,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3178 states. [2021-11-03 04:48:09,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3178 to 3178. [2021-11-03 04:48:09,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3178 states, 3038 states have (on average 1.3304805793285055) internal successors, (4042), 3177 states have internal predecessors, (4042), 0 states have call successors, (0), 0 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 04:48:09,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 3178 states and 4042 transitions. [2021-11-03 04:48:09,718 INFO L78 Accepts]: Start accepts. Automaton has 3178 states and 4042 transitions. Word has length 37 [2021-11-03 04:48:09,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:48:09,720 INFO L470 AbstractCegarLoop]: Abstraction has 3178 states and 4042 transitions. [2021-11-03 04:48:09,720 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 04:48:09,720 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 4042 transitions. [2021-11-03 04:48:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-03 04:48:09,727 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:48:09,727 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 04:48:09,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-03 04:48:09,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:48:09,941 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:48:09,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:48:09,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1681832068, now seen corresponding path program 1 times [2021-11-03 04:48:09,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:48:09,945 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1519492720] [2021-11-03 04:48:09,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:48:09,946 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:48:09,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:48:09,947 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:48:09,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-03 04:48:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:48:15,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 1766 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:48:15,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:48:16,113 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 04:48:16,113 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:48:16,478 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 04:48:16,479 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:48:16,479 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1519492720] [2021-11-03 04:48:16,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1519492720] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:48:16,479 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:48:16,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:48:16,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866469345] [2021-11-03 04:48:16,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:48:16,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:48:16,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:48:16,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:48:16,481 INFO L87 Difference]: Start difference. First operand 3178 states and 4042 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 04:48:16,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:48:16,796 INFO L93 Difference]: Finished difference Result 3178 states and 4042 transitions. [2021-11-03 04:48:16,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:48:16,797 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 04:48:16,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:48:16,820 INFO L225 Difference]: With dead ends: 3178 [2021-11-03 04:48:16,820 INFO L226 Difference]: Without dead ends: 3174 [2021-11-03 04:48:16,822 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 04:48:16,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3174 states. [2021-11-03 04:48:17,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3174 to 3174. [2021-11-03 04:48:17,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3174 states, 3036 states have (on average 1.3300395256916997) internal successors, (4038), 3173 states have internal predecessors, (4038), 0 states have call successors, (0), 0 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 04:48:17,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 3174 states and 4038 transitions. [2021-11-03 04:48:17,041 INFO L78 Accepts]: Start accepts. Automaton has 3174 states and 4038 transitions. Word has length 39 [2021-11-03 04:48:17,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:48:17,043 INFO L470 AbstractCegarLoop]: Abstraction has 3174 states and 4038 transitions. [2021-11-03 04:48:17,044 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 04:48:17,044 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 4038 transitions. [2021-11-03 04:48:17,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-03 04:48:17,047 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:48:17,047 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 04:48:17,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-03 04:48:17,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:48:17,265 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:48:17,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:48:17,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1332642944, now seen corresponding path program 1 times [2021-11-03 04:48:17,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:48:17,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [509581820] [2021-11-03 04:48:17,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:48:17,269 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:48:17,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:48:17,270 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:48:17,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-03 04:48:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:48:23,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 1769 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:48:23,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:48:23,662 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 04:48:23,663 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:48:24,003 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 04:48:24,005 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:48:24,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [509581820] [2021-11-03 04:48:24,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [509581820] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:48:24,005 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:48:24,006 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:48:24,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765856877] [2021-11-03 04:48:24,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:48:24,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:48:24,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:48:24,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:48:24,008 INFO L87 Difference]: Start difference. First operand 3174 states and 4038 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 04:48:24,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:48:24,622 INFO L93 Difference]: Finished difference Result 5946 states and 7594 transitions. [2021-11-03 04:48:24,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:48:24,623 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 04:48:24,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:48:24,670 INFO L225 Difference]: With dead ends: 5946 [2021-11-03 04:48:24,670 INFO L226 Difference]: Without dead ends: 5942 [2021-11-03 04:48:24,674 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 04:48:24,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5942 states. [2021-11-03 04:48:25,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5942 to 5659. [2021-11-03 04:48:25,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5659 states, 5521 states have (on average 1.338525629414961) internal successors, (7390), 5658 states have internal predecessors, (7390), 0 states have call successors, (0), 0 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 04:48:25,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5659 states to 5659 states and 7390 transitions. [2021-11-03 04:48:25,106 INFO L78 Accepts]: Start accepts. Automaton has 5659 states and 7390 transitions. Word has length 41 [2021-11-03 04:48:25,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:48:25,107 INFO L470 AbstractCegarLoop]: Abstraction has 5659 states and 7390 transitions. [2021-11-03 04:48:25,108 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 04:48:25,108 INFO L276 IsEmpty]: Start isEmpty. Operand 5659 states and 7390 transitions. [2021-11-03 04:48:25,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-03 04:48:25,111 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:48:25,111 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 04:48:25,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-03 04:48:25,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:48:25,333 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:48:25,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:48:25,334 INFO L85 PathProgramCache]: Analyzing trace with hash -769343516, now seen corresponding path program 1 times [2021-11-03 04:48:25,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:48:25,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [393576626] [2021-11-03 04:48:25,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:48:25,340 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:48:25,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:48:25,341 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:48:25,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-03 04:48:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:48:31,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 1772 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:48:31,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:48:31,602 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 04:48:31,603 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:48:31,955 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 04:48:31,955 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:48:31,955 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [393576626] [2021-11-03 04:48:31,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [393576626] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:48:31,956 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:48:31,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:48:31,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096297426] [2021-11-03 04:48:31,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:48:31,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:48:31,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:48:31,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:48:31,959 INFO L87 Difference]: Start difference. First operand 5659 states and 7390 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 04:48:32,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:48:32,489 INFO L93 Difference]: Finished difference Result 5659 states and 7390 transitions. [2021-11-03 04:48:32,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:48:32,490 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 04:48:32,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:48:32,541 INFO L225 Difference]: With dead ends: 5659 [2021-11-03 04:48:32,550 INFO L226 Difference]: Without dead ends: 5655 [2021-11-03 04:48:32,553 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 04:48:32,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5655 states. [2021-11-03 04:48:32,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5655 to 5655. [2021-11-03 04:48:32,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5655 states, 5519 states have (on average 1.3382859213625657) internal successors, (7386), 5654 states have internal predecessors, (7386), 0 states have call successors, (0), 0 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 04:48:32,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5655 states to 5655 states and 7386 transitions. [2021-11-03 04:48:32,988 INFO L78 Accepts]: Start accepts. Automaton has 5655 states and 7386 transitions. Word has length 43 [2021-11-03 04:48:32,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:48:32,990 INFO L470 AbstractCegarLoop]: Abstraction has 5655 states and 7386 transitions. [2021-11-03 04:48:32,990 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 04:48:32,991 INFO L276 IsEmpty]: Start isEmpty. Operand 5655 states and 7386 transitions. [2021-11-03 04:48:32,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-03 04:48:32,992 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:48:32,992 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 04:48:33,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-03 04:48:33,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:48:33,217 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:48:33,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:48:33,218 INFO L85 PathProgramCache]: Analyzing trace with hash -604473145, now seen corresponding path program 1 times [2021-11-03 04:48:33,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:48:33,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [511139756] [2021-11-03 04:48:33,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:48:33,221 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:48:33,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:48:33,223 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:48:33,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-03 04:48:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:48:39,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 1775 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:48:39,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:48:39,588 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 04:48:39,588 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:48:39,975 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 04:48:39,976 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:48:39,976 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [511139756] [2021-11-03 04:48:39,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [511139756] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:48:39,976 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:48:39,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:48:39,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674593309] [2021-11-03 04:48:39,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:48:39,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:48:39,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:48:39,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:48:39,979 INFO L87 Difference]: Start difference. First operand 5655 states and 7386 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 04:48:40,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:48:40,544 INFO L93 Difference]: Finished difference Result 5655 states and 7386 transitions. [2021-11-03 04:48:40,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:48:40,545 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 04:48:40,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:48:40,561 INFO L225 Difference]: With dead ends: 5655 [2021-11-03 04:48:40,562 INFO L226 Difference]: Without dead ends: 5651 [2021-11-03 04:48:40,565 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 04:48:40,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5651 states. [2021-11-03 04:48:40,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5651 to 5651. [2021-11-03 04:48:40,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5651 states, 5517 states have (on average 1.3380460395142288) internal successors, (7382), 5650 states have internal predecessors, (7382), 0 states have call successors, (0), 0 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 04:48:40,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5651 states to 5651 states and 7382 transitions. [2021-11-03 04:48:40,898 INFO L78 Accepts]: Start accepts. Automaton has 5651 states and 7382 transitions. Word has length 45 [2021-11-03 04:48:40,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:48:40,898 INFO L470 AbstractCegarLoop]: Abstraction has 5651 states and 7382 transitions. [2021-11-03 04:48:40,899 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 04:48:40,899 INFO L276 IsEmpty]: Start isEmpty. Operand 5651 states and 7382 transitions. [2021-11-03 04:48:40,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-03 04:48:40,900 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:48:40,900 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 04:48:40,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-03 04:48:41,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:48:41,125 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:48:41,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:48:41,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1077835253, now seen corresponding path program 1 times [2021-11-03 04:48:41,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:48:41,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1104184687] [2021-11-03 04:48:41,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:48:41,129 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:48:41,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:48:41,130 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:48:41,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-03 04:48:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:48:47,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 1778 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:48:47,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:48:47,516 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 04:48:47,517 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:48:47,892 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 04:48:47,893 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:48:47,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1104184687] [2021-11-03 04:48:47,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1104184687] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:48:47,893 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:48:47,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:48:47,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452517098] [2021-11-03 04:48:47,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:48:47,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:48:47,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:48:47,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:48:47,896 INFO L87 Difference]: Start difference. First operand 5651 states and 7382 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 04:48:48,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:48:48,377 INFO L93 Difference]: Finished difference Result 5651 states and 7382 transitions. [2021-11-03 04:48:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:48:48,380 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 04:48:48,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:48:48,394 INFO L225 Difference]: With dead ends: 5651 [2021-11-03 04:48:48,395 INFO L226 Difference]: Without dead ends: 5647 [2021-11-03 04:48:48,397 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 04:48:48,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5647 states. [2021-11-03 04:48:48,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5647 to 5647. [2021-11-03 04:48:48,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5647 states, 5515 states have (on average 1.3378059836808704) internal successors, (7378), 5646 states have internal predecessors, (7378), 0 states have call successors, (0), 0 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 04:48:48,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5647 states to 5647 states and 7378 transitions. [2021-11-03 04:48:48,793 INFO L78 Accepts]: Start accepts. Automaton has 5647 states and 7378 transitions. Word has length 47 [2021-11-03 04:48:48,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:48:48,793 INFO L470 AbstractCegarLoop]: Abstraction has 5647 states and 7378 transitions. [2021-11-03 04:48:48,794 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 04:48:48,794 INFO L276 IsEmpty]: Start isEmpty. Operand 5647 states and 7378 transitions. [2021-11-03 04:48:48,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-03 04:48:48,795 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:48:48,795 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 04:48:48,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-03 04:48:49,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:48:49,021 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:48:49,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:48:49,022 INFO L85 PathProgramCache]: Analyzing trace with hash -712287313, now seen corresponding path program 1 times [2021-11-03 04:48:49,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:48:49,025 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1402233991] [2021-11-03 04:48:49,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:48:49,025 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:48:49,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:48:49,026 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:48:49,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-03 04:48:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:48:55,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 1781 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:48:55,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:48:55,431 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 04:48:55,431 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:48:55,804 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 04:48:55,804 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:48:55,804 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1402233991] [2021-11-03 04:48:55,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1402233991] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:48:55,804 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:48:55,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:48:55,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080034157] [2021-11-03 04:48:55,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:48:55,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:48:55,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:48:55,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:48:55,807 INFO L87 Difference]: Start difference. First operand 5647 states and 7378 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:48:56,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:48:56,166 INFO L93 Difference]: Finished difference Result 5647 states and 7378 transitions. [2021-11-03 04:48:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:48:56,166 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-03 04:48:56,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:48:56,180 INFO L225 Difference]: With dead ends: 5647 [2021-11-03 04:48:56,180 INFO L226 Difference]: Without dead ends: 5643 [2021-11-03 04:48:56,182 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 93 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 04:48:56,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5643 states. [2021-11-03 04:48:56,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5643 to 5643. [2021-11-03 04:48:56,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5643 states, 5513 states have (on average 1.3375657536731362) internal successors, (7374), 5642 states have internal predecessors, (7374), 0 states have call successors, (0), 0 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 04:48:56,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5643 states to 5643 states and 7374 transitions. [2021-11-03 04:48:56,574 INFO L78 Accepts]: Start accepts. Automaton has 5643 states and 7374 transitions. Word has length 49 [2021-11-03 04:48:56,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:48:56,574 INFO L470 AbstractCegarLoop]: Abstraction has 5643 states and 7374 transitions. [2021-11-03 04:48:56,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:48:56,575 INFO L276 IsEmpty]: Start isEmpty. Operand 5643 states and 7374 transitions. [2021-11-03 04:48:56,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-03 04:48:56,576 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:48:56,576 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 04:48:56,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-03 04:48:56,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:48:56,789 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:48:56,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:48:56,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1608034893, now seen corresponding path program 1 times [2021-11-03 04:48:56,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:48:56,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1316142154] [2021-11-03 04:48:56,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:48:56,793 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:48:56,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:48:56,794 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:48:56,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-03 04:49:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:02,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 1784 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:49:02,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:03,157 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 04:49:03,158 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:03,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:03,546 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:03,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1316142154] [2021-11-03 04:49:03,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1316142154] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:03,546 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:03,546 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:49:03,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073586105] [2021-11-03 04:49:03,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:49:03,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:03,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:49:03,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:49:03,548 INFO L87 Difference]: Start difference. First operand 5643 states and 7374 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 04:49:03,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:03,947 INFO L93 Difference]: Finished difference Result 5643 states and 7374 transitions. [2021-11-03 04:49:03,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:49:03,948 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 04:49:03,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:03,960 INFO L225 Difference]: With dead ends: 5643 [2021-11-03 04:49:03,961 INFO L226 Difference]: Without dead ends: 5639 [2021-11-03 04:49:03,963 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 97 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 04:49:03,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5639 states. [2021-11-03 04:49:04,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5639 to 5639. [2021-11-03 04:49:04,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5639 states, 5511 states have (on average 1.3373253493013972) internal successors, (7370), 5638 states have internal predecessors, (7370), 0 states have call successors, (0), 0 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 04:49:04,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5639 states to 5639 states and 7370 transitions. [2021-11-03 04:49:04,430 INFO L78 Accepts]: Start accepts. Automaton has 5639 states and 7370 transitions. Word has length 51 [2021-11-03 04:49:04,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:04,431 INFO L470 AbstractCegarLoop]: Abstraction has 5639 states and 7370 transitions. [2021-11-03 04:49:04,431 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 04:49:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 5639 states and 7370 transitions. [2021-11-03 04:49:04,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-03 04:49:04,432 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:04,432 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 04:49:04,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:04,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:04,657 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:49:04,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:04,657 INFO L85 PathProgramCache]: Analyzing trace with hash 866967575, now seen corresponding path program 1 times [2021-11-03 04:49:04,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:04,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [662363823] [2021-11-03 04:49:04,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:04,661 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:04,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:04,662 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:04,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-03 04:49:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:10,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 1787 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:49:10,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:10,801 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 04:49:10,801 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:11,192 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 04:49:11,192 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:11,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [662363823] [2021-11-03 04:49:11,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [662363823] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:11,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:11,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:49:11,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178733623] [2021-11-03 04:49:11,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:49:11,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:11,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:49:11,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:49:11,195 INFO L87 Difference]: Start difference. First operand 5639 states and 7370 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 04:49:11,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:11,516 INFO L93 Difference]: Finished difference Result 5639 states and 7370 transitions. [2021-11-03 04:49:11,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:49:11,516 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 04:49:11,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:11,531 INFO L225 Difference]: With dead ends: 5639 [2021-11-03 04:49:11,531 INFO L226 Difference]: Without dead ends: 5635 [2021-11-03 04:49:11,535 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 04:49:11,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5635 states. [2021-11-03 04:49:12,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5635 to 5635. [2021-11-03 04:49:12,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5635 states, 5509 states have (on average 1.3370847703757487) internal successors, (7366), 5634 states have internal predecessors, (7366), 0 states have call successors, (0), 0 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 04:49:12,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5635 states to 5635 states and 7366 transitions. [2021-11-03 04:49:12,029 INFO L78 Accepts]: Start accepts. Automaton has 5635 states and 7366 transitions. Word has length 53 [2021-11-03 04:49:12,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:12,030 INFO L470 AbstractCegarLoop]: Abstraction has 5635 states and 7366 transitions. [2021-11-03 04:49:12,030 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 04:49:12,030 INFO L276 IsEmpty]: Start isEmpty. Operand 5635 states and 7366 transitions. [2021-11-03 04:49:12,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-03 04:49:12,031 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:12,031 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] [2021-11-03 04:49:12,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:12,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:12,253 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:49:12,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:12,254 INFO L85 PathProgramCache]: Analyzing trace with hash -675645703, now seen corresponding path program 1 times [2021-11-03 04:49:12,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:12,258 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [810833246] [2021-11-03 04:49:12,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:12,258 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:12,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:12,260 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:12,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-03 04:49:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:18,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 1966 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 04:49:18,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:18,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:18,649 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:19,005 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 04:49:19,005 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:19,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [810833246] [2021-11-03 04:49:19,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [810833246] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:19,005 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:19,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-03 04:49:19,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854738985] [2021-11-03 04:49:19,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-03 04:49:19,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:19,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-03 04:49:19,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:49:19,008 INFO L87 Difference]: Start difference. First operand 5635 states and 7366 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 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 04:49:20,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:20,656 INFO L93 Difference]: Finished difference Result 13004 states and 16963 transitions. [2021-11-03 04:49:20,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:49:20,658 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 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 54 [2021-11-03 04:49:20,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:20,669 INFO L225 Difference]: With dead ends: 13004 [2021-11-03 04:49:20,670 INFO L226 Difference]: Without dead ends: 7381 [2021-11-03 04:49:20,681 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-03 04:49:20,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7381 states. [2021-11-03 04:49:21,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7381 to 5638. [2021-11-03 04:49:21,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5638 states, 5512 states have (on average 1.336901306240929) internal successors, (7369), 5637 states have internal predecessors, (7369), 0 states have call successors, (0), 0 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 04:49:21,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5638 states to 5638 states and 7369 transitions. [2021-11-03 04:49:21,230 INFO L78 Accepts]: Start accepts. Automaton has 5638 states and 7369 transitions. Word has length 54 [2021-11-03 04:49:21,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:21,231 INFO L470 AbstractCegarLoop]: Abstraction has 5638 states and 7369 transitions. [2021-11-03 04:49:21,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 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 04:49:21,231 INFO L276 IsEmpty]: Start isEmpty. Operand 5638 states and 7369 transitions. [2021-11-03 04:49:21,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-03 04:49:21,232 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:21,233 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] [2021-11-03 04:49:21,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:21,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:21,449 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:49:21,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:21,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1263516343, now seen corresponding path program 1 times [2021-11-03 04:49:21,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:21,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1070887836] [2021-11-03 04:49:21,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:21,453 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:21,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:21,454 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:21,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-03 04:49:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:28,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 1965 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:49:28,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:28,517 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 04:49:28,517 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:28,918 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 04:49:28,918 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:28,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1070887836] [2021-11-03 04:49:28,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1070887836] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:28,919 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:28,919 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-03 04:49:28,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174884319] [2021-11-03 04:49:28,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:49:28,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:28,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:49:28,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:49:28,921 INFO L87 Difference]: Start difference. First operand 5638 states and 7369 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 04:49:29,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:29,952 INFO L93 Difference]: Finished difference Result 12961 states and 16916 transitions. [2021-11-03 04:49:29,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:49:29,953 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 54 [2021-11-03 04:49:29,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:29,962 INFO L225 Difference]: With dead ends: 12961 [2021-11-03 04:49:29,962 INFO L226 Difference]: Without dead ends: 7379 [2021-11-03 04:49:29,972 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:49:29,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7379 states. [2021-11-03 04:49:30,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7379 to 5638. [2021-11-03 04:49:30,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5638 states, 5512 states have (on average 1.3314586357039186) internal successors, (7339), 5637 states have internal predecessors, (7339), 0 states have call successors, (0), 0 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 04:49:30,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5638 states to 5638 states and 7339 transitions. [2021-11-03 04:49:30,456 INFO L78 Accepts]: Start accepts. Automaton has 5638 states and 7339 transitions. Word has length 54 [2021-11-03 04:49:30,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:30,457 INFO L470 AbstractCegarLoop]: Abstraction has 5638 states and 7339 transitions. [2021-11-03 04:49:30,457 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 04:49:30,457 INFO L276 IsEmpty]: Start isEmpty. Operand 5638 states and 7339 transitions. [2021-11-03 04:49:30,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-03 04:49:30,458 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:30,459 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] [2021-11-03 04:49:30,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (16)] Ended with exit code 0 [2021-11-03 04:49:30,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:30,685 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:49:30,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:30,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1263575925, now seen corresponding path program 1 times [2021-11-03 04:49:30,688 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:30,689 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1664283949] [2021-11-03 04:49:30,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:30,689 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:30,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:30,690 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:30,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-03 04:49:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:37,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 1965 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:49:37,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:37,604 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 04:49:37,604 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:37,753 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 04:49:37,754 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:37,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1664283949] [2021-11-03 04:49:37,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1664283949] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:37,754 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:37,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-03 04:49:37,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606600989] [2021-11-03 04:49:37,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:49:37,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:37,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:49:37,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:49:37,756 INFO L87 Difference]: Start difference. First operand 5638 states and 7339 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 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 04:49:38,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:38,999 INFO L93 Difference]: Finished difference Result 7379 states and 9578 transitions. [2021-11-03 04:49:38,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:49:38,999 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 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 54 [2021-11-03 04:49:39,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:39,009 INFO L225 Difference]: With dead ends: 7379 [2021-11-03 04:49:39,009 INFO L226 Difference]: Without dead ends: 7341 [2021-11-03 04:49:39,011 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 102 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 04:49:39,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7341 states. [2021-11-03 04:49:39,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7341 to 5600. [2021-11-03 04:49:39,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5600 states, 5493 states have (on average 1.3271436373566357) internal successors, (7290), 5599 states have internal predecessors, (7290), 0 states have call successors, (0), 0 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 04:49:39,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5600 states to 5600 states and 7290 transitions. [2021-11-03 04:49:39,582 INFO L78 Accepts]: Start accepts. Automaton has 5600 states and 7290 transitions. Word has length 54 [2021-11-03 04:49:39,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:39,582 INFO L470 AbstractCegarLoop]: Abstraction has 5600 states and 7290 transitions. [2021-11-03 04:49:39,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 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 04:49:39,583 INFO L276 IsEmpty]: Start isEmpty. Operand 5600 states and 7290 transitions. [2021-11-03 04:49:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-03 04:49:39,584 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:39,584 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 04:49:39,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (17)] Ended with exit code 0 [2021-11-03 04:49:39,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:39,802 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:49:39,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:39,803 INFO L85 PathProgramCache]: Analyzing trace with hash -67542309, now seen corresponding path program 1 times [2021-11-03 04:49:39,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:39,805 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1247887786] [2021-11-03 04:49:39,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:39,806 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:39,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:39,807 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:39,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-03 04:49:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:45,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 1790 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:49:45,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:46,162 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 04:49:46,162 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:46,563 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 04:49:46,564 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:46,564 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1247887786] [2021-11-03 04:49:46,564 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1247887786] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:46,564 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:46,564 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:49:46,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793487657] [2021-11-03 04:49:46,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:49:46,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:46,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:49:46,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:49:46,566 INFO L87 Difference]: Start difference. First operand 5600 states and 7290 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 04:49:47,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:47,084 INFO L93 Difference]: Finished difference Result 5600 states and 7290 transitions. [2021-11-03 04:49:47,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:49:47,085 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 04:49:47,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:47,091 INFO L225 Difference]: With dead ends: 5600 [2021-11-03 04:49:47,091 INFO L226 Difference]: Without dead ends: 5596 [2021-11-03 04:49:47,093 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 04:49:47,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5596 states. [2021-11-03 04:49:47,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5596 to 5596. [2021-11-03 04:49:47,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5596 states, 5491 states have (on average 1.326898561282098) internal successors, (7286), 5595 states have internal predecessors, (7286), 0 states have call successors, (0), 0 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 04:49:47,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5596 states to 5596 states and 7286 transitions. [2021-11-03 04:49:47,592 INFO L78 Accepts]: Start accepts. Automaton has 5596 states and 7286 transitions. Word has length 55 [2021-11-03 04:49:47,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:47,593 INFO L470 AbstractCegarLoop]: Abstraction has 5596 states and 7286 transitions. [2021-11-03 04:49:47,593 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 04:49:47,593 INFO L276 IsEmpty]: Start isEmpty. Operand 5596 states and 7286 transitions. [2021-11-03 04:49:47,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-03 04:49:47,594 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:47,594 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 04:49:47,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:47,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:47,795 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:49:47,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:47,795 INFO L85 PathProgramCache]: Analyzing trace with hash -483375617, now seen corresponding path program 1 times [2021-11-03 04:49:47,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:47,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [581525340] [2021-11-03 04:49:47,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:47,798 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:47,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:47,799 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:47,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-03 04:49:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:53,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 1793 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:49:53,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:53,859 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 04:49:53,859 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:54,780 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 04:49:54,780 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:54,780 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [581525340] [2021-11-03 04:49:54,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [581525340] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:54,780 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:54,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-11-03 04:49:54,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773907594] [2021-11-03 04:49:54,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:49:54,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:54,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:49:54,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:49:54,782 INFO L87 Difference]: Start difference. First operand 5596 states and 7286 transitions. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 0 states have call successors, (0), 0 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 04:49:55,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:55,315 INFO L93 Difference]: Finished difference Result 5596 states and 7286 transitions. [2021-11-03 04:49:55,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:49:55,316 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 0 states have call successors, (0), 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 04:49:55,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:55,323 INFO L225 Difference]: With dead ends: 5596 [2021-11-03 04:49:55,323 INFO L226 Difference]: Without dead ends: 5592 [2021-11-03 04:49:55,325 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:49:55,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5592 states. [2021-11-03 04:49:55,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5592 to 5592. [2021-11-03 04:49:55,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5592 states, 5489 states have (on average 1.3266533066132264) internal successors, (7282), 5591 states have internal predecessors, (7282), 0 states have call successors, (0), 0 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 04:49:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5592 states to 5592 states and 7282 transitions. [2021-11-03 04:49:55,757 INFO L78 Accepts]: Start accepts. Automaton has 5592 states and 7282 transitions. Word has length 57 [2021-11-03 04:49:55,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:55,757 INFO L470 AbstractCegarLoop]: Abstraction has 5592 states and 7282 transitions. [2021-11-03 04:49:55,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 0 states have call successors, (0), 0 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 04:49:55,758 INFO L276 IsEmpty]: Start isEmpty. Operand 5592 states and 7282 transitions. [2021-11-03 04:49:55,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-03 04:49:55,758 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:55,758 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 04:49:55,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (19)] Ended with exit code 0 [2021-11-03 04:49:55,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:55,959 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:49:55,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:55,960 INFO L85 PathProgramCache]: Analyzing trace with hash 2101083968, now seen corresponding path program 1 times [2021-11-03 04:49:55,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:55,963 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2090989746] [2021-11-03 04:49:55,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:55,963 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:55,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:55,964 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:55,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-03 04:50:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:50:02,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 1971 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 04:50:02,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:50:02,958 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 04:50:02,958 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:50:03,362 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 04:50:03,362 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:50:03,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2090989746] [2021-11-03 04:50:03,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2090989746] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:50:03,363 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:50:03,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-03 04:50:03,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317549156] [2021-11-03 04:50:03,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:50:03,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:50:03,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:50:03,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:50:03,365 INFO L87 Difference]: Start difference. First operand 5592 states and 7282 transitions. Second operand has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 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 04:50:03,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:50:03,960 INFO L93 Difference]: Finished difference Result 11056 states and 14420 transitions. [2021-11-03 04:50:03,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:50:03,961 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 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 04:50:03,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:50:03,967 INFO L225 Difference]: With dead ends: 11056 [2021-11-03 04:50:03,968 INFO L226 Difference]: Without dead ends: 5524 [2021-11-03 04:50:03,975 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 110 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 04:50:03,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5524 states. [2021-11-03 04:50:04,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5524 to 5524. [2021-11-03 04:50:04,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5524 states, 5440 states have (on average 1.3185661764705883) internal successors, (7173), 5523 states have internal predecessors, (7173), 0 states have call successors, (0), 0 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 04:50:04,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5524 states to 5524 states and 7173 transitions. [2021-11-03 04:50:04,416 INFO L78 Accepts]: Start accepts. Automaton has 5524 states and 7173 transitions. Word has length 57 [2021-11-03 04:50:04,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:50:04,416 INFO L470 AbstractCegarLoop]: Abstraction has 5524 states and 7173 transitions. [2021-11-03 04:50:04,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 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 04:50:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 5524 states and 7173 transitions. [2021-11-03 04:50:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-03 04:50:04,417 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:50:04,417 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 04:50:04,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-03 04:50:04,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:50:04,618 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:50:04,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:50:04,618 INFO L85 PathProgramCache]: Analyzing trace with hash -667225725, now seen corresponding path program 1 times [2021-11-03 04:50:04,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:50:04,621 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1184429871] [2021-11-03 04:50:04,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:50:04,621 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:50:04,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:50:04,622 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:50:04,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-03 04:50:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:50:10,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 1796 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:50:10,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:50:11,267 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 04:50:11,267 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:50:11,707 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 04:50:11,707 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:50:11,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1184429871] [2021-11-03 04:50:11,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1184429871] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:50:11,707 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:50:11,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:50:11,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202721737] [2021-11-03 04:50:11,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:50:11,708 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:50:11,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:50:11,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:50:11,710 INFO L87 Difference]: Start difference. First operand 5524 states and 7173 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 04:50:12,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:50:12,214 INFO L93 Difference]: Finished difference Result 5524 states and 7173 transitions. [2021-11-03 04:50:12,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:50:12,215 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 04:50:12,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:50:12,222 INFO L225 Difference]: With dead ends: 5524 [2021-11-03 04:50:12,222 INFO L226 Difference]: Without dead ends: 5520 [2021-11-03 04:50:12,224 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 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 04:50:12,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5520 states. [2021-11-03 04:50:12,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5520 to 5520. [2021-11-03 04:50:12,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5520 states, 5438 states have (on average 1.3183155571901435) internal successors, (7169), 5519 states have internal predecessors, (7169), 0 states have call successors, (0), 0 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 04:50:12,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5520 states to 5520 states and 7169 transitions. [2021-11-03 04:50:12,679 INFO L78 Accepts]: Start accepts. Automaton has 5520 states and 7169 transitions. Word has length 59 [2021-11-03 04:50:12,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:50:12,679 INFO L470 AbstractCegarLoop]: Abstraction has 5520 states and 7169 transitions. [2021-11-03 04:50:12,680 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 04:50:12,680 INFO L276 IsEmpty]: Start isEmpty. Operand 5520 states and 7169 transitions. [2021-11-03 04:50:12,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-03 04:50:12,680 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:50:12,680 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 04:50:12,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-03 04:50:12,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:50:12,881 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:50:12,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:50:12,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1350372906, now seen corresponding path program 1 times [2021-11-03 04:50:12,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:50:12,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1963876934] [2021-11-03 04:50:12,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:50:12,885 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:50:12,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:50:12,886 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:50:12,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-03 04:50:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:50:19,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 1930 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-03 04:50:19,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:50:20,296 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 04:50:20,296 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:50:21,727 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 04:50:21,727 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:50:21,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1963876934] [2021-11-03 04:50:21,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1963876934] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:50:21,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:50:21,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15, 15] imperfect sequences [] total 27 [2021-11-03 04:50:21,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131737876] [2021-11-03 04:50:21,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-11-03 04:50:21,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:50:21,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-11-03 04:50:21,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2021-11-03 04:50:21,730 INFO L87 Difference]: Start difference. First operand 5520 states and 7169 transitions. Second operand has 27 states, 27 states have (on average 2.888888888888889) internal successors, (78), 27 states have internal predecessors, (78), 0 states have call successors, (0), 0 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 04:50:24,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:50:24,867 INFO L93 Difference]: Finished difference Result 7251 states and 9398 transitions. [2021-11-03 04:50:24,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-03 04:50:24,868 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 2.888888888888889) internal successors, (78), 27 states have internal predecessors, (78), 0 states have call successors, (0), 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 04:50:24,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:50:24,875 INFO L225 Difference]: With dead ends: 7251 [2021-11-03 04:50:24,875 INFO L226 Difference]: Without dead ends: 5588 [2021-11-03 04:50:24,879 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=305, Invalid=1101, Unknown=0, NotChecked=0, Total=1406 [2021-11-03 04:50:24,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5588 states. [2021-11-03 04:50:25,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5588 to 5535. [2021-11-03 04:50:25,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5535 states, 5453 states have (on average 1.3174399413167064) internal successors, (7184), 5534 states have internal predecessors, (7184), 0 states have call successors, (0), 0 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 04:50:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5535 states to 5535 states and 7184 transitions. [2021-11-03 04:50:25,459 INFO L78 Accepts]: Start accepts. Automaton has 5535 states and 7184 transitions. Word has length 59 [2021-11-03 04:50:25,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:50:25,459 INFO L470 AbstractCegarLoop]: Abstraction has 5535 states and 7184 transitions. [2021-11-03 04:50:25,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 2.888888888888889) internal successors, (78), 27 states have internal predecessors, (78), 0 states have call successors, (0), 0 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 04:50:25,460 INFO L276 IsEmpty]: Start isEmpty. Operand 5535 states and 7184 transitions. [2021-11-03 04:50:25,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-03 04:50:25,460 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:50:25,461 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 04:50:25,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (22)] Ended with exit code 0 [2021-11-03 04:50:25,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:50:25,661 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:50:25,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:50:25,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1794273580, now seen corresponding path program 1 times [2021-11-03 04:50:25,665 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:50:25,665 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1349485408] [2021-11-03 04:50:25,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:50:25,665 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:50:25,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:50:25,666 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:50:25,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-03 04:50:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:50:32,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 1929 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-03 04:50:32,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:50:32,524 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 04:50:32,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:50:32,795 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 04:50:32,795 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:50:32,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1349485408] [2021-11-03 04:50:32,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1349485408] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:50:32,796 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:50:32,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-03 04:50:32,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644000023] [2021-11-03 04:50:32,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:50:32,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:50:32,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:50:32,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:50:32,798 INFO L87 Difference]: Start difference. First operand 5535 states and 7184 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 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 04:50:34,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:50:34,247 INFO L93 Difference]: Finished difference Result 7317 states and 9463 transitions. [2021-11-03 04:50:34,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:50:34,248 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 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 59 [2021-11-03 04:50:34,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:50:34,256 INFO L225 Difference]: With dead ends: 7317 [2021-11-03 04:50:34,256 INFO L226 Difference]: Without dead ends: 5586 [2021-11-03 04:50:34,260 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 113 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 04:50:34,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5586 states. [2021-11-03 04:50:34,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5586 to 5533. [2021-11-03 04:50:34,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5533 states, 5451 states have (on average 1.3173729590900751) internal successors, (7181), 5532 states have internal predecessors, (7181), 0 states have call successors, (0), 0 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 04:50:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5533 states to 5533 states and 7181 transitions. [2021-11-03 04:50:34,849 INFO L78 Accepts]: Start accepts. Automaton has 5533 states and 7181 transitions. Word has length 59 [2021-11-03 04:50:34,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:50:34,849 INFO L470 AbstractCegarLoop]: Abstraction has 5533 states and 7181 transitions. [2021-11-03 04:50:34,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 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 04:50:34,849 INFO L276 IsEmpty]: Start isEmpty. Operand 5533 states and 7181 transitions. [2021-11-03 04:50:34,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-03 04:50:34,850 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:50:34,850 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 04:50:34,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-03 04:50:35,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:50:35,051 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:50:35,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:50:35,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1253520025, now seen corresponding path program 1 times [2021-11-03 04:50:35,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:50:35,054 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [123605557] [2021-11-03 04:50:35,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:50:35,055 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:50:35,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:50:35,058 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:50:35,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-03 04:50:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:50:41,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:50:41,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:50:41,981 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 04:50:41,981 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:50:42,433 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 04:50:42,433 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:50:42,433 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [123605557] [2021-11-03 04:50:42,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [123605557] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:50:42,434 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:50:42,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:50:42,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389938420] [2021-11-03 04:50:42,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:50:42,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:50:42,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:50:42,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:50:42,436 INFO L87 Difference]: Start difference. First operand 5533 states and 7181 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 04:50:43,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:50:43,004 INFO L93 Difference]: Finished difference Result 5533 states and 7181 transitions. [2021-11-03 04:50:43,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:50:43,005 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 04:50:43,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:50:43,012 INFO L225 Difference]: With dead ends: 5533 [2021-11-03 04:50:43,012 INFO L226 Difference]: Without dead ends: 5529 [2021-11-03 04:50:43,014 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 04:50:43,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5529 states. [2021-11-03 04:50:43,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5529 to 5529. [2021-11-03 04:50:43,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5529 states, 5449 states have (on average 1.3171224077812442) internal successors, (7177), 5528 states have internal predecessors, (7177), 0 states have call successors, (0), 0 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 04:50:43,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 5529 states and 7177 transitions. [2021-11-03 04:50:43,622 INFO L78 Accepts]: Start accepts. Automaton has 5529 states and 7177 transitions. Word has length 61 [2021-11-03 04:50:43,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:50:43,622 INFO L470 AbstractCegarLoop]: Abstraction has 5529 states and 7177 transitions. [2021-11-03 04:50:43,623 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 04:50:43,623 INFO L276 IsEmpty]: Start isEmpty. Operand 5529 states and 7177 transitions. [2021-11-03 04:50:43,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-03 04:50:43,624 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:50:43,624 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] [2021-11-03 04:50:43,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-03 04:50:43,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:50:43,828 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:50:43,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:50:43,828 INFO L85 PathProgramCache]: Analyzing trace with hash -2041626197, now seen corresponding path program 1 times [2021-11-03 04:50:43,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:50:43,831 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1150069547] [2021-11-03 04:50:43,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:50:43,832 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:50:43,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:50:43,833 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:50:43,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-03 04:50:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:50:50,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 1802 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:50:50,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:50:50,826 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 04:50:50,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:50:51,313 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 04:50:51,313 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:50:51,314 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1150069547] [2021-11-03 04:50:51,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1150069547] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:50:51,314 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:50:51,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:50:51,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230688997] [2021-11-03 04:50:51,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:50:51,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:50:51,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:50:51,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:50:51,315 INFO L87 Difference]: Start difference. First operand 5529 states and 7177 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 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 04:50:52,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:50:52,016 INFO L93 Difference]: Finished difference Result 5529 states and 7177 transitions. [2021-11-03 04:50:52,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:50:52,016 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 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 63 [2021-11-03 04:50:52,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:50:52,022 INFO L225 Difference]: With dead ends: 5529 [2021-11-03 04:50:52,023 INFO L226 Difference]: Without dead ends: 5525 [2021-11-03 04:50:52,024 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 121 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 04:50:52,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5525 states. [2021-11-03 04:50:52,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5525 to 5525. [2021-11-03 04:50:52,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5525 states, 5447 states have (on average 1.3168716724802643) internal successors, (7173), 5524 states have internal predecessors, (7173), 0 states have call successors, (0), 0 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 04:50:52,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5525 states to 5525 states and 7173 transitions. [2021-11-03 04:50:52,601 INFO L78 Accepts]: Start accepts. Automaton has 5525 states and 7173 transitions. Word has length 63 [2021-11-03 04:50:52,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:50:52,601 INFO L470 AbstractCegarLoop]: Abstraction has 5525 states and 7173 transitions. [2021-11-03 04:50:52,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 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 04:50:52,602 INFO L276 IsEmpty]: Start isEmpty. Operand 5525 states and 7173 transitions. [2021-11-03 04:50:52,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-03 04:50:52,602 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:50:52,602 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] [2021-11-03 04:50:52,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (25)] Ended with exit code 0 [2021-11-03 04:50:52,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:50:52,803 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:50:52,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:50:52,804 INFO L85 PathProgramCache]: Analyzing trace with hash 797554255, now seen corresponding path program 1 times [2021-11-03 04:50:52,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:50:52,807 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [997020725] [2021-11-03 04:50:52,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:50:52,807 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:50:52,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:50:52,808 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:50:52,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-03 04:50:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:50:59,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 1805 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:50:59,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:51:00,066 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 04:51:00,066 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:51:00,571 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 04:51:00,572 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:51:00,572 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [997020725] [2021-11-03 04:51:00,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [997020725] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:51:00,572 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:51:00,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:51:00,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65931474] [2021-11-03 04:51:00,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:51:00,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:51:00,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:51:00,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:51:00,574 INFO L87 Difference]: Start difference. First operand 5525 states and 7173 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 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 04:51:02,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:51:02,102 INFO L93 Difference]: Finished difference Result 10895 states and 14164 transitions. [2021-11-03 04:51:02,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:51:02,103 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 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 65 [2021-11-03 04:51:02,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:51:02,119 INFO L225 Difference]: With dead ends: 10895 [2021-11-03 04:51:02,120 INFO L226 Difference]: Without dead ends: 10891 [2021-11-03 04:51:02,124 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 125 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 04:51:02,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10891 states. [2021-11-03 04:51:03,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10891 to 10715. [2021-11-03 04:51:03,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10715 states, 10637 states have (on average 1.3208611450596972) internal successors, (14050), 10714 states have internal predecessors, (14050), 0 states have call successors, (0), 0 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 04:51:03,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10715 states to 10715 states and 14050 transitions. [2021-11-03 04:51:03,374 INFO L78 Accepts]: Start accepts. Automaton has 10715 states and 14050 transitions. Word has length 65 [2021-11-03 04:51:03,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:51:03,375 INFO L470 AbstractCegarLoop]: Abstraction has 10715 states and 14050 transitions. [2021-11-03 04:51:03,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 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 04:51:03,375 INFO L276 IsEmpty]: Start isEmpty. Operand 10715 states and 14050 transitions. [2021-11-03 04:51:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-03 04:51:03,376 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:51:03,376 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] [2021-11-03 04:51:03,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-03 04:51:03,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:51:03,593 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:51:03,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:51:03,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1945736019, now seen corresponding path program 1 times [2021-11-03 04:51:03,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:51:03,597 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [17870056] [2021-11-03 04:51:03,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:51:03,597 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:51:03,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:51:03,598 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:51:03,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-03 04:51:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:51:10,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 1808 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:51:10,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:51:10,888 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 04:51:10,888 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:51:11,425 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 04:51:11,426 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:51:11,426 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [17870056] [2021-11-03 04:51:11,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [17870056] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:51:11,426 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:51:11,426 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:51:11,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308678508] [2021-11-03 04:51:11,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:51:11,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:51:11,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:51:11,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:51:11,428 INFO L87 Difference]: Start difference. First operand 10715 states and 14050 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 0 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 04:51:12,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:51:12,712 INFO L93 Difference]: Finished difference Result 10715 states and 14050 transitions. [2021-11-03 04:51:12,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:51:12,713 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 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 67 [2021-11-03 04:51:12,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:51:12,728 INFO L225 Difference]: With dead ends: 10715 [2021-11-03 04:51:12,728 INFO L226 Difference]: Without dead ends: 10711 [2021-11-03 04:51:12,731 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 129 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 04:51:12,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10711 states. [2021-11-03 04:51:14,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10711 to 10711. [2021-11-03 04:51:14,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10711 states, 10635 states have (on average 1.3207334273624824) internal successors, (14046), 10710 states have internal predecessors, (14046), 0 states have call successors, (0), 0 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 04:51:14,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10711 states to 10711 states and 14046 transitions. [2021-11-03 04:51:14,027 INFO L78 Accepts]: Start accepts. Automaton has 10711 states and 14046 transitions. Word has length 67 [2021-11-03 04:51:14,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:51:14,027 INFO L470 AbstractCegarLoop]: Abstraction has 10711 states and 14046 transitions. [2021-11-03 04:51:14,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 0 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 04:51:14,027 INFO L276 IsEmpty]: Start isEmpty. Operand 10711 states and 14046 transitions. [2021-11-03 04:51:14,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-03 04:51:14,028 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:51:14,028 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] [2021-11-03 04:51:14,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (27)] Ended with exit code 0 [2021-11-03 04:51:14,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:51:14,229 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:51:14,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:51:14,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1541816503, now seen corresponding path program 1 times [2021-11-03 04:51:14,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:51:14,233 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1939658681] [2021-11-03 04:51:14,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:51:14,233 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:51:14,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:51:14,235 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:51:14,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2021-11-03 04:51:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:51:21,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:51:21,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:51:21,559 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 04:51:21,560 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:51:22,108 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 04:51:22,108 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:51:22,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1939658681] [2021-11-03 04:51:22,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1939658681] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:51:22,108 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:51:22,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:51:22,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531155732] [2021-11-03 04:51:22,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:51:22,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:51:22,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:51:22,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:51:22,110 INFO L87 Difference]: Start difference. First operand 10711 states and 14046 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 0 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 04:51:24,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:51:24,826 INFO L93 Difference]: Finished difference Result 21223 states and 27860 transitions. [2021-11-03 04:51:24,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:51:24,827 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 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 69 [2021-11-03 04:51:24,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:51:24,856 INFO L225 Difference]: With dead ends: 21223 [2021-11-03 04:51:24,856 INFO L226 Difference]: Without dead ends: 21097 [2021-11-03 04:51:24,862 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 133 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 04:51:24,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21097 states. [2021-11-03 04:51:27,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21097 to 20921. [2021-11-03 04:51:27,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20921 states, 20845 states have (on average 1.3244423123051092) internal successors, (27608), 20920 states have internal predecessors, (27608), 0 states have call successors, (0), 0 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 04:51:27,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20921 states to 20921 states and 27608 transitions. [2021-11-03 04:51:27,618 INFO L78 Accepts]: Start accepts. Automaton has 20921 states and 27608 transitions. Word has length 69 [2021-11-03 04:51:27,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:51:27,619 INFO L470 AbstractCegarLoop]: Abstraction has 20921 states and 27608 transitions. [2021-11-03 04:51:27,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 0 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 04:51:27,619 INFO L276 IsEmpty]: Start isEmpty. Operand 20921 states and 27608 transitions. [2021-11-03 04:51:27,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-03 04:51:27,620 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:51:27,621 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] [2021-11-03 04:51:27,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2021-11-03 04:51:27,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:51:27,835 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:51:27,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:51:27,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1503333431, now seen corresponding path program 1 times [2021-11-03 04:51:27,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:51:27,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1796305992] [2021-11-03 04:51:27,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:51:27,840 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:51:27,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:51:27,842 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:51:27,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-11-03 04:51:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:51:35,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 2013 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 04:51:35,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:51:35,746 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 04:51:35,746 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:51:36,029 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 04:51:36,029 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:51:36,030 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1796305992] [2021-11-03 04:51:36,030 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1796305992] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:51:36,030 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:51:36,030 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:51:36,030 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108884737] [2021-11-03 04:51:36,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:51:36,031 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:51:36,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:51:36,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:51:36,032 INFO L87 Difference]: Start difference. First operand 20921 states and 27608 transitions. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 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 04:51:39,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:51:39,360 INFO L93 Difference]: Finished difference Result 36595 states and 48322 transitions. [2021-11-03 04:51:39,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:51:39,361 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 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 69 [2021-11-03 04:51:39,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:51:39,395 INFO L225 Difference]: With dead ends: 36595 [2021-11-03 04:51:39,395 INFO L226 Difference]: Without dead ends: 20911 [2021-11-03 04:51:39,415 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 134 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 04:51:39,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20911 states. [2021-11-03 04:51:42,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20911 to 20911. [2021-11-03 04:51:42,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20911 states, 20836 states have (on average 1.3238145517373776) internal successors, (27583), 20910 states have internal predecessors, (27583), 0 states have call successors, (0), 0 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 04:51:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20911 states to 20911 states and 27583 transitions. [2021-11-03 04:51:42,331 INFO L78 Accepts]: Start accepts. Automaton has 20911 states and 27583 transitions. Word has length 69 [2021-11-03 04:51:42,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:51:42,332 INFO L470 AbstractCegarLoop]: Abstraction has 20911 states and 27583 transitions. [2021-11-03 04:51:42,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 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 04:51:42,332 INFO L276 IsEmpty]: Start isEmpty. Operand 20911 states and 27583 transitions. [2021-11-03 04:51:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-03 04:51:42,333 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:51:42,333 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] [2021-11-03 04:51:42,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2021-11-03 04:51:42,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:51:42,536 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:51:42,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:51:42,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1854722300, now seen corresponding path program 1 times [2021-11-03 04:51:42,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:51:42,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [939878532] [2021-11-03 04:51:42,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:51:42,540 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:51:42,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:51:42,541 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:51:42,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-03 04:51:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:51:49,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 04:51:49,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:51:49,889 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 04:51:49,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:51:50,228 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 04:51:50,228 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:51:50,228 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [939878532] [2021-11-03 04:51:50,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [939878532] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:51:50,229 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:51:50,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:51:50,229 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507904516] [2021-11-03 04:51:50,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:51:50,230 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:51:50,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:51:50,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:51:50,231 INFO L87 Difference]: Start difference. First operand 20911 states and 27583 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 0 states have call successors, (0), 0 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 04:51:53,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:51:53,697 INFO L93 Difference]: Finished difference Result 36551 states and 48248 transitions. [2021-11-03 04:51:53,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:51:53,697 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 0 states have call successors, (0), 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 72 [2021-11-03 04:51:53,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:51:53,730 INFO L225 Difference]: With dead ends: 36551 [2021-11-03 04:51:53,730 INFO L226 Difference]: Without dead ends: 20901 [2021-11-03 04:51:53,752 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 140 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 04:51:53,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20901 states. [2021-11-03 04:51:56,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20901 to 20901. [2021-11-03 04:51:56,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20901 states, 20827 states have (on average 1.3231862486195805) internal successors, (27558), 20900 states have internal predecessors, (27558), 0 states have call successors, (0), 0 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 04:51:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20901 states to 20901 states and 27558 transitions. [2021-11-03 04:51:56,480 INFO L78 Accepts]: Start accepts. Automaton has 20901 states and 27558 transitions. Word has length 72 [2021-11-03 04:51:56,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:51:56,481 INFO L470 AbstractCegarLoop]: Abstraction has 20901 states and 27558 transitions. [2021-11-03 04:51:56,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 0 states have call successors, (0), 0 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 04:51:56,481 INFO L276 IsEmpty]: Start isEmpty. Operand 20901 states and 27558 transitions. [2021-11-03 04:51:56,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-03 04:51:56,482 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:51:56,482 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:51:56,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2021-11-03 04:51:56,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:51:56,683 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:51:56,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:51:56,683 INFO L85 PathProgramCache]: Analyzing trace with hash 549782365, now seen corresponding path program 1 times [2021-11-03 04:51:56,686 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:51:56,686 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1978357224] [2021-11-03 04:51:56,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:51:56,687 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:51:56,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:51:56,688 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:51:56,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2021-11-03 04:52:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:52:03,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 2088 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-03 04:52:03,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:52:04,379 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 04:52:04,380 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:52:05,193 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 04:52:05,193 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:52:05,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1978357224] [2021-11-03 04:52:05,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1978357224] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:52:05,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:52:05,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 19 [2021-11-03 04:52:05,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686697143] [2021-11-03 04:52:05,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-03 04:52:05,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:52:05,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-03 04:52:05,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2021-11-03 04:52:05,195 INFO L87 Difference]: Start difference. First operand 20901 states and 27558 transitions. Second operand has 19 states, 19 states have (on average 5.631578947368421) internal successors, (107), 19 states have internal predecessors, (107), 0 states have call successors, (0), 0 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 04:52:10,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:52:10,427 INFO L93 Difference]: Finished difference Result 31027 states and 40936 transitions. [2021-11-03 04:52:10,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-03 04:52:10,427 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.631578947368421) internal successors, (107), 19 states have internal predecessors, (107), 0 states have call successors, (0), 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 90 [2021-11-03 04:52:10,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:52:10,458 INFO L225 Difference]: With dead ends: 31027 [2021-11-03 04:52:10,458 INFO L226 Difference]: Without dead ends: 22527 [2021-11-03 04:52:10,473 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=177, Invalid=525, Unknown=0, NotChecked=0, Total=702 [2021-11-03 04:52:10,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22527 states. [2021-11-03 04:52:13,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22527 to 20917. [2021-11-03 04:52:13,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20917 states, 20843 states have (on average 1.3229381566952934) internal successors, (27574), 20916 states have internal predecessors, (27574), 0 states have call successors, (0), 0 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 04:52:13,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20917 states to 20917 states and 27574 transitions. [2021-11-03 04:52:13,676 INFO L78 Accepts]: Start accepts. Automaton has 20917 states and 27574 transitions. Word has length 90 [2021-11-03 04:52:13,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:52:13,676 INFO L470 AbstractCegarLoop]: Abstraction has 20917 states and 27574 transitions. [2021-11-03 04:52:13,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.631578947368421) internal successors, (107), 19 states have internal predecessors, (107), 0 states have call successors, (0), 0 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 04:52:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 20917 states and 27574 transitions. [2021-11-03 04:52:13,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-03 04:52:13,678 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:52:13,678 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, 1, 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 04:52:13,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (31)] Ended with exit code 0 [2021-11-03 04:52:13,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:52:13,879 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:52:13,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:52:13,879 INFO L85 PathProgramCache]: Analyzing trace with hash 455778317, now seen corresponding path program 1 times [2021-11-03 04:52:13,882 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:52:13,882 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [902823547] [2021-11-03 04:52:13,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:52:13,882 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:52:13,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:52:13,883 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:52:13,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2021-11-03 04:52:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:52:20,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 2151 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-03 04:52:20,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:52:21,550 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 04:52:21,550 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:52:22,348 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 04:52:22,348 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:52:22,349 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [902823547] [2021-11-03 04:52:22,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [902823547] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:52:22,349 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:52:22,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2021-11-03 04:52:22,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705437915] [2021-11-03 04:52:22,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-03 04:52:22,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:52:22,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-03 04:52:22,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-11-03 04:52:22,350 INFO L87 Difference]: Start difference. First operand 20917 states and 27574 transitions. Second operand has 14 states, 14 states have (on average 7.642857142857143) internal successors, (107), 14 states have internal predecessors, (107), 0 states have call successors, (0), 0 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 04:52:30,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:52:30,808 INFO L93 Difference]: Finished difference Result 61456 states and 80905 transitions. [2021-11-03 04:52:30,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-03 04:52:30,809 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.642857142857143) internal successors, (107), 14 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2021-11-03 04:52:30,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:52:30,877 INFO L225 Difference]: With dead ends: 61456 [2021-11-03 04:52:30,877 INFO L226 Difference]: Without dead ends: 40625 [2021-11-03 04:52:30,902 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2021-11-03 04:52:30,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40625 states. [2021-11-03 04:52:35,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40625 to 20923. [2021-11-03 04:52:35,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20923 states, 20849 states have (on average 1.3228452203942636) internal successors, (27580), 20922 states have internal predecessors, (27580), 0 states have call successors, (0), 0 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 04:52:35,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20923 states to 20923 states and 27580 transitions. [2021-11-03 04:52:35,173 INFO L78 Accepts]: Start accepts. Automaton has 20923 states and 27580 transitions. Word has length 100 [2021-11-03 04:52:35,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:52:35,174 INFO L470 AbstractCegarLoop]: Abstraction has 20923 states and 27580 transitions. [2021-11-03 04:52:35,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.642857142857143) internal successors, (107), 14 states have internal predecessors, (107), 0 states have call successors, (0), 0 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 04:52:35,174 INFO L276 IsEmpty]: Start isEmpty. Operand 20923 states and 27580 transitions. [2021-11-03 04:52:35,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-03 04:52:35,175 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:52:35,175 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, 1, 1, 1, 1, 1, 1, 1, 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 04:52:35,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (32)] Ended with exit code 0 [2021-11-03 04:52:35,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:52:35,382 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 147 more)] === [2021-11-03 04:52:35,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:52:35,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1155561439, now seen corresponding path program 1 times [2021-11-03 04:52:35,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:52:35,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587486455] [2021-11-03 04:52:35,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:52:35,386 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:52:35,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:52:35,387 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:52:35,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d35650-97a4-495e-9fe9-95012a1212f6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2021-11-03 04:52:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:52:43,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 2179 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-03 04:52:43,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:52:44,039 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 04:52:44,040 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:52:45,208 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 04:52:45,209 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:52:45,209 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587486455] [2021-11-03 04:52:45,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587486455] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:52:45,209 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:52:45,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 13] imperfect sequences [] total 23 [2021-11-03 04:52:45,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935460580] [2021-11-03 04:52:45,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-03 04:52:45,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:52:45,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-03 04:52:45,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=453, Unknown=0, NotChecked=0, Total=506 [2021-11-03 04:52:45,211 INFO L87 Difference]: Start difference. First operand 20923 states and 27580 transitions. Second operand has 23 states, 23 states have (on average 5.521739130434782) internal successors, (127), 23 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)