./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e37bff872449928e42940d4b386c473c3ec58753 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 04:06:31,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:06:31,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:06:31,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:06:31,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:06:31,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:06:31,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:06:31,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:06:31,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:06:31,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:06:31,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:06:31,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:06:31,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:06:31,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:06:31,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:06:31,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:06:31,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:06:32,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:06:32,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:06:32,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:06:32,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:06:32,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:06:32,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:06:32,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:06:32,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:06:32,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:06:32,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:06:32,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:06:32,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:06:32,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:06:32,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:06:32,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:06:32,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:06:32,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:06:32,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:06:32,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:06:32,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:06:32,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:06:32,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:06:32,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:06:32,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:06:32,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 04:06:32,035 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:06:32,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:06:32,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:06:32,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:06:32,037 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 04:06:32,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:06:32,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:06:32,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:06:32,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:06:32,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:06:32,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:06:32,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:06:32,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:06:32,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:06:32,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:06:32,040 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:06:32,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:06:32,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:06:32,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 04:06:32,041 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:06:32,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 04:06:32,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 04:06:32,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:06:32,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:06:32,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:06:32,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 04:06:32,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:06:32,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:06:32,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e37bff872449928e42940d4b386c473c3ec58753 [2019-11-20 04:06:32,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:06:32,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:06:32,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:06:32,214 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:06:32,214 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:06:32,215 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2019-11-20 04:06:32,263 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/data/906d84356/0e51f1c07e2e4916991e77bdbfb9162e/FLAGafb9e32b0 [2019-11-20 04:06:32,831 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:06:32,831 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2019-11-20 04:06:32,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/data/906d84356/0e51f1c07e2e4916991e77bdbfb9162e/FLAGafb9e32b0 [2019-11-20 04:06:33,283 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/data/906d84356/0e51f1c07e2e4916991e77bdbfb9162e [2019-11-20 04:06:33,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:06:33,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:06:33,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:06:33,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:06:33,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:06:33,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:06:33" (1/1) ... [2019-11-20 04:06:33,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da4d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:33, skipping insertion in model container [2019-11-20 04:06:33,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:06:33" (1/1) ... [2019-11-20 04:06:33,302 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:06:33,380 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:06:34,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:06:34,120 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:06:34,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:06:34,453 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:06:34,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34 WrapperNode [2019-11-20 04:06:34,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:06:34,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:06:34,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:06:34,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:06:34,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (1/1) ... [2019-11-20 04:06:34,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (1/1) ... [2019-11-20 04:06:34,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:06:34,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:06:34,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:06:34,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:06:34,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (1/1) ... [2019-11-20 04:06:34,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (1/1) ... [2019-11-20 04:06:34,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (1/1) ... [2019-11-20 04:06:34,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (1/1) ... [2019-11-20 04:06:34,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (1/1) ... [2019-11-20 04:06:34,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (1/1) ... [2019-11-20 04:06:34,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (1/1) ... [2019-11-20 04:06:34,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:06:34,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:06:34,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:06:34,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:06:34,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 04:06:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 04:06:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 04:06:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-20 04:06:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 04:06:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:06:34,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:06:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2019-11-20 04:06:34,685 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2019-11-20 04:06:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:06:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 04:06:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 04:06:34,687 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 04:06:35,518 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:06:35,519 INFO L285 CfgBuilder]: Removed 24 assume(true) statements. [2019-11-20 04:06:35,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:06:35 BoogieIcfgContainer [2019-11-20 04:06:35,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:06:35,521 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 04:06:35,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 04:06:35,524 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 04:06:35,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 04:06:33" (1/3) ... [2019-11-20 04:06:35,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@713c6de2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:06:35, skipping insertion in model container [2019-11-20 04:06:35,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:06:34" (2/3) ... [2019-11-20 04:06:35,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@713c6de2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:06:35, skipping insertion in model container [2019-11-20 04:06:35,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:06:35" (3/3) ... [2019-11-20 04:06:35,527 INFO L109 eAbstractionObserver]: Analyzing ICFG race-2_5-container_of.i [2019-11-20 04:06:35,592 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork4_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,592 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork4_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,592 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,593 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,593 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,593 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,593 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,594 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,594 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,594 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,594 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,595 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,595 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,595 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,595 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,595 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,596 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,596 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,596 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,596 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,597 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork4_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,597 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork4_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,597 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,597 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,598 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,598 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,598 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork4_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,598 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,599 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork4_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,599 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,599 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork4_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,599 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,600 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork4_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,600 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,600 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,600 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,601 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,601 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,601 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,601 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,602 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,602 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,602 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,602 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,602 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,603 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,603 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,603 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,603 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,604 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,604 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,604 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,604 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,604 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,605 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,605 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork2_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,605 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork2_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,605 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,606 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,606 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,606 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,606 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork2_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,607 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,607 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork2_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,607 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,607 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork2_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,608 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,608 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork2_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,608 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,608 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,609 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork5_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,609 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork5_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,609 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,609 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,610 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,610 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,610 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,610 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,610 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,611 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,611 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,611 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,611 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,611 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,612 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,612 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,612 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,612 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,613 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,613 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,613 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork5_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,613 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork5_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,613 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,614 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,614 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,614 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,614 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork5_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,615 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,615 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork5_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,615 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,615 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork5_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,616 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,616 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread3of3ForFork5_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,616 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,616 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread3of3ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,617 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,617 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,617 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,617 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,618 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,618 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,618 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,618 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,618 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,619 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,619 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,619 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,619 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,620 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,620 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,620 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,620 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,620 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,621 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,621 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,621 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,621 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,622 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,622 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,622 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,622 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,623 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,625 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,625 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,625 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,626 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,626 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,626 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,626 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,626 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,627 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,628 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,628 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,628 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,628 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,629 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,629 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,629 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,629 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,629 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,630 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,630 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,630 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,630 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,631 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,631 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,631 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,631 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,631 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,632 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,632 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,632 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,632 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,633 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,633 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,633 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,633 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,634 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,634 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,634 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,634 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,635 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,635 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of3ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,635 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,635 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,636 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,636 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,636 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,636 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,637 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,637 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,640 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,640 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,640 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,641 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,641 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,641 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,641 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,642 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,642 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,642 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,642 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,642 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,643 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,648 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,649 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork3_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,649 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork3_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,649 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,649 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,650 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,650 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,650 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork3_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,650 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,651 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork3_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,651 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,651 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork3_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,651 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,652 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread2of3ForFork3_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,652 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,652 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread2of3ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 04:06:35,717 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-20 04:06:35,717 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 04:06:35,725 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-20 04:06:35,735 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-20 04:06:35,754 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 04:06:35,754 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 04:06:35,754 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 04:06:35,754 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 04:06:35,755 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 04:06:35,755 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 04:06:35,755 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 04:06:35,755 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 04:06:35,772 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 219 places, 223 transitions [2019-11-20 04:06:42,743 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 77219 states. [2019-11-20 04:06:42,746 INFO L276 IsEmpty]: Start isEmpty. Operand 77219 states. [2019-11-20 04:06:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 04:06:42,777 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:06:42,778 INFO L410 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] [2019-11-20 04:06:42,779 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:06:42,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:06:42,784 INFO L82 PathProgramCache]: Analyzing trace with hash 285255635, now seen corresponding path program 1 times [2019-11-20 04:06:42,793 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:06:42,793 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131950509] [2019-11-20 04:06:42,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:06:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:06:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:06:43,291 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131950509] [2019-11-20 04:06:43,291 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:06:43,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 04:06:43,292 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673402310] [2019-11-20 04:06:43,296 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 04:06:43,297 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:06:43,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 04:06:43,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-20 04:06:43,313 INFO L87 Difference]: Start difference. First operand 77219 states. Second operand 6 states. [2019-11-20 04:06:45,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:06:45,513 INFO L93 Difference]: Finished difference Result 110850 states and 311789 transitions. [2019-11-20 04:06:45,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-20 04:06:45,515 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2019-11-20 04:06:45,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:06:45,908 INFO L225 Difference]: With dead ends: 110850 [2019-11-20 04:06:45,909 INFO L226 Difference]: Without dead ends: 92311 [2019-11-20 04:06:45,910 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-11-20 04:06:47,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92311 states. [2019-11-20 04:06:48,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92311 to 70571. [2019-11-20 04:06:48,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70571 states. [2019-11-20 04:06:49,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70571 states to 70571 states and 197746 transitions. [2019-11-20 04:06:49,343 INFO L78 Accepts]: Start accepts. Automaton has 70571 states and 197746 transitions. Word has length 44 [2019-11-20 04:06:49,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:06:49,346 INFO L462 AbstractCegarLoop]: Abstraction has 70571 states and 197746 transitions. [2019-11-20 04:06:49,346 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 04:06:49,346 INFO L276 IsEmpty]: Start isEmpty. Operand 70571 states and 197746 transitions. [2019-11-20 04:06:49,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 04:06:49,370 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:06:49,371 INFO L410 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] [2019-11-20 04:06:49,372 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:06:49,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:06:49,372 INFO L82 PathProgramCache]: Analyzing trace with hash -715758526, now seen corresponding path program 1 times [2019-11-20 04:06:49,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:06:49,373 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691184182] [2019-11-20 04:06:49,373 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:06:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:06:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:06:49,615 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691184182] [2019-11-20 04:06:49,616 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:06:49,616 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 04:06:49,616 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514642615] [2019-11-20 04:06:49,617 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 04:06:49,618 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:06:49,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 04:06:49,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-20 04:06:49,618 INFO L87 Difference]: Start difference. First operand 70571 states and 197746 transitions. Second operand 6 states. [2019-11-20 04:06:51,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:06:51,557 INFO L93 Difference]: Finished difference Result 99851 states and 277012 transitions. [2019-11-20 04:06:51,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-20 04:06:51,558 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2019-11-20 04:06:51,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:06:51,746 INFO L225 Difference]: With dead ends: 99851 [2019-11-20 04:06:51,746 INFO L226 Difference]: Without dead ends: 83905 [2019-11-20 04:06:51,750 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2019-11-20 04:06:52,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83905 states. [2019-11-20 04:06:54,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83905 to 81007. [2019-11-20 04:06:54,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81007 states. [2019-11-20 04:06:54,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81007 states to 81007 states and 226622 transitions. [2019-11-20 04:06:54,357 INFO L78 Accepts]: Start accepts. Automaton has 81007 states and 226622 transitions. Word has length 50 [2019-11-20 04:06:54,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:06:54,357 INFO L462 AbstractCegarLoop]: Abstraction has 81007 states and 226622 transitions. [2019-11-20 04:06:54,357 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 04:06:54,357 INFO L276 IsEmpty]: Start isEmpty. Operand 81007 states and 226622 transitions. [2019-11-20 04:06:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 04:06:54,439 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:06:54,439 INFO L410 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] [2019-11-20 04:06:54,440 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:06:54,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:06:54,440 INFO L82 PathProgramCache]: Analyzing trace with hash -733088471, now seen corresponding path program 1 times [2019-11-20 04:06:54,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:06:54,441 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720172581] [2019-11-20 04:06:54,441 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:06:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:06:54,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:06:54,546 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720172581] [2019-11-20 04:06:54,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:06:54,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 04:06:54,547 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840130848] [2019-11-20 04:06:54,547 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 04:06:54,548 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:06:54,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 04:06:54,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 04:06:54,548 INFO L87 Difference]: Start difference. First operand 81007 states and 226622 transitions. Second operand 5 states. [2019-11-20 04:06:54,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:06:54,745 INFO L93 Difference]: Finished difference Result 28582 states and 78032 transitions. [2019-11-20 04:06:54,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 04:06:54,746 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2019-11-20 04:06:54,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:06:54,823 INFO L225 Difference]: With dead ends: 28582 [2019-11-20 04:06:54,823 INFO L226 Difference]: Without dead ends: 28582 [2019-11-20 04:06:54,824 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-20 04:06:55,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28582 states. [2019-11-20 04:06:55,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28582 to 28582. [2019-11-20 04:06:55,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28582 states. [2019-11-20 04:06:55,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28582 states to 28582 states and 78032 transitions. [2019-11-20 04:06:55,353 INFO L78 Accepts]: Start accepts. Automaton has 28582 states and 78032 transitions. Word has length 58 [2019-11-20 04:06:55,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:06:55,357 INFO L462 AbstractCegarLoop]: Abstraction has 28582 states and 78032 transitions. [2019-11-20 04:06:55,358 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 04:06:55,358 INFO L276 IsEmpty]: Start isEmpty. Operand 28582 states and 78032 transitions. [2019-11-20 04:06:55,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 04:06:55,413 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:06:55,413 INFO L410 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] [2019-11-20 04:06:55,414 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:06:55,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:06:55,414 INFO L82 PathProgramCache]: Analyzing trace with hash 17463979, now seen corresponding path program 1 times [2019-11-20 04:06:55,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:06:55,414 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101798434] [2019-11-20 04:06:55,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:06:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:06:56,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:06:56,428 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101798434] [2019-11-20 04:06:56,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:06:56,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 04:06:56,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68825678] [2019-11-20 04:06:56,429 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 04:06:56,429 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:06:56,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 04:06:56,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-20 04:06:56,430 INFO L87 Difference]: Start difference. First operand 28582 states and 78032 transitions. Second operand 6 states. [2019-11-20 04:06:57,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:06:57,522 INFO L93 Difference]: Finished difference Result 29495 states and 79677 transitions. [2019-11-20 04:06:57,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-20 04:06:57,523 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2019-11-20 04:06:57,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:06:57,596 INFO L225 Difference]: With dead ends: 29495 [2019-11-20 04:06:57,596 INFO L226 Difference]: Without dead ends: 29495 [2019-11-20 04:06:57,597 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2019-11-20 04:06:57,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29495 states. [2019-11-20 04:06:58,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29495 to 28738. [2019-11-20 04:06:58,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28738 states. [2019-11-20 04:06:58,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28738 states to 28738 states and 78308 transitions. [2019-11-20 04:06:58,062 INFO L78 Accepts]: Start accepts. Automaton has 28738 states and 78308 transitions. Word has length 73 [2019-11-20 04:06:58,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:06:58,062 INFO L462 AbstractCegarLoop]: Abstraction has 28738 states and 78308 transitions. [2019-11-20 04:06:58,062 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 04:06:58,063 INFO L276 IsEmpty]: Start isEmpty. Operand 28738 states and 78308 transitions. [2019-11-20 04:06:58,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 04:06:58,092 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:06:58,092 INFO L410 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] [2019-11-20 04:06:58,093 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:06:58,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:06:58,093 INFO L82 PathProgramCache]: Analyzing trace with hash -22455808, now seen corresponding path program 1 times [2019-11-20 04:06:58,093 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:06:58,093 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683217485] [2019-11-20 04:06:58,094 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:06:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:06:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:06:58,249 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683217485] [2019-11-20 04:06:58,249 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:06:58,249 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 04:06:58,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470980961] [2019-11-20 04:06:58,250 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 04:06:58,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:06:58,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 04:06:58,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-20 04:06:58,250 INFO L87 Difference]: Start difference. First operand 28738 states and 78308 transitions. Second operand 6 states. [2019-11-20 04:06:59,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:06:59,076 INFO L93 Difference]: Finished difference Result 29784 states and 80158 transitions. [2019-11-20 04:06:59,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-20 04:06:59,077 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2019-11-20 04:06:59,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:06:59,101 INFO L225 Difference]: With dead ends: 29784 [2019-11-20 04:06:59,102 INFO L226 Difference]: Without dead ends: 29784 [2019-11-20 04:06:59,102 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-11-20 04:06:59,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29784 states. [2019-11-20 04:06:59,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29784 to 29272. [2019-11-20 04:06:59,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29272 states. [2019-11-20 04:06:59,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29272 states to 29272 states and 79328 transitions. [2019-11-20 04:06:59,537 INFO L78 Accepts]: Start accepts. Automaton has 29272 states and 79328 transitions. Word has length 79 [2019-11-20 04:06:59,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:06:59,537 INFO L462 AbstractCegarLoop]: Abstraction has 29272 states and 79328 transitions. [2019-11-20 04:06:59,537 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 04:06:59,538 INFO L276 IsEmpty]: Start isEmpty. Operand 29272 states and 79328 transitions. [2019-11-20 04:06:59,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 04:06:59,573 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:06:59,573 INFO L410 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] [2019-11-20 04:06:59,573 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:06:59,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:06:59,574 INFO L82 PathProgramCache]: Analyzing trace with hash -527457173, now seen corresponding path program 1 times [2019-11-20 04:06:59,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:06:59,574 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388363293] [2019-11-20 04:06:59,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:06:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:07:00,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:07:00,358 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388363293] [2019-11-20 04:07:00,358 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:07:00,358 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2019-11-20 04:07:00,359 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601948446] [2019-11-20 04:07:00,359 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-11-20 04:07:00,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:07:00,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-11-20 04:07:00,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2019-11-20 04:07:00,360 INFO L87 Difference]: Start difference. First operand 29272 states and 79328 transitions. Second operand 17 states. [2019-11-20 04:07:03,762 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2019-11-20 04:07:04,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:07:04,076 INFO L93 Difference]: Finished difference Result 29632 states and 80000 transitions. [2019-11-20 04:07:04,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-11-20 04:07:04,076 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 81 [2019-11-20 04:07:04,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:07:04,100 INFO L225 Difference]: With dead ends: 29632 [2019-11-20 04:07:04,100 INFO L226 Difference]: Without dead ends: 29632 [2019-11-20 04:07:04,101 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2019-11-20 04:07:04,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29632 states. [2019-11-20 04:07:04,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29632 to 29587. [2019-11-20 04:07:04,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29587 states. [2019-11-20 04:07:04,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29587 states to 29587 states and 79913 transitions. [2019-11-20 04:07:04,535 INFO L78 Accepts]: Start accepts. Automaton has 29587 states and 79913 transitions. Word has length 81 [2019-11-20 04:07:04,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:07:04,535 INFO L462 AbstractCegarLoop]: Abstraction has 29587 states and 79913 transitions. [2019-11-20 04:07:04,535 INFO L463 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-11-20 04:07:04,535 INFO L276 IsEmpty]: Start isEmpty. Operand 29587 states and 79913 transitions. [2019-11-20 04:07:04,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 04:07:04,571 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:07:04,571 INFO L410 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] [2019-11-20 04:07:04,571 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:07:04,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:07:04,572 INFO L82 PathProgramCache]: Analyzing trace with hash -162780012, now seen corresponding path program 1 times [2019-11-20 04:07:04,572 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:07:04,572 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343272669] [2019-11-20 04:07:04,573 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:07:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:07:05,321 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 16 [2019-11-20 04:07:05,477 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2019-11-20 04:07:05,644 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2019-11-20 04:07:06,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:07:06,078 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343272669] [2019-11-20 04:07:06,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:07:06,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2019-11-20 04:07:06,079 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682202575] [2019-11-20 04:07:06,079 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-11-20 04:07:06,079 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:07:06,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-11-20 04:07:06,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2019-11-20 04:07:06,080 INFO L87 Difference]: Start difference. First operand 29587 states and 79913 transitions. Second operand 18 states. [2019-11-20 04:07:06,838 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2019-11-20 04:07:07,048 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-11-20 04:07:07,248 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-11-20 04:07:07,451 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-11-20 04:07:07,696 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-11-20 04:07:07,951 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-11-20 04:07:08,338 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2019-11-20 04:07:08,663 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-11-20 04:07:09,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:07:09,070 INFO L93 Difference]: Finished difference Result 32121 states and 85165 transitions. [2019-11-20 04:07:09,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-11-20 04:07:09,070 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 81 [2019-11-20 04:07:09,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:07:09,109 INFO L225 Difference]: With dead ends: 32121 [2019-11-20 04:07:09,113 INFO L226 Difference]: Without dead ends: 32121 [2019-11-20 04:07:09,114 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=287, Invalid=705, Unknown=0, NotChecked=0, Total=992 [2019-11-20 04:07:09,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32121 states. [2019-11-20 04:07:09,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32121 to 29977. [2019-11-20 04:07:09,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29977 states. [2019-11-20 04:07:09,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29977 states to 29977 states and 80975 transitions. [2019-11-20 04:07:09,630 INFO L78 Accepts]: Start accepts. Automaton has 29977 states and 80975 transitions. Word has length 81 [2019-11-20 04:07:09,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:07:09,630 INFO L462 AbstractCegarLoop]: Abstraction has 29977 states and 80975 transitions. [2019-11-20 04:07:09,630 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-11-20 04:07:09,630 INFO L276 IsEmpty]: Start isEmpty. Operand 29977 states and 80975 transitions. [2019-11-20 04:07:09,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 04:07:09,661 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:07:09,661 INFO L410 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] [2019-11-20 04:07:09,661 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:07:09,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:07:09,662 INFO L82 PathProgramCache]: Analyzing trace with hash -357839724, now seen corresponding path program 2 times [2019-11-20 04:07:09,662 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:07:09,662 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113119083] [2019-11-20 04:07:09,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:07:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:07:10,360 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 16 [2019-11-20 04:07:10,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:07:10,902 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113119083] [2019-11-20 04:07:10,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:07:10,903 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2019-11-20 04:07:10,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634140583] [2019-11-20 04:07:10,903 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-11-20 04:07:10,903 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:07:10,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-11-20 04:07:10,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2019-11-20 04:07:10,904 INFO L87 Difference]: Start difference. First operand 29977 states and 80975 transitions. Second operand 18 states. [2019-11-20 04:07:11,616 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2019-11-20 04:07:11,866 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-11-20 04:07:12,047 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-11-20 04:07:12,265 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-11-20 04:07:12,505 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-11-20 04:07:12,760 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-11-20 04:07:13,167 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2019-11-20 04:07:13,511 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-11-20 04:07:13,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:07:13,962 INFO L93 Difference]: Finished difference Result 34966 states and 92331 transitions. [2019-11-20 04:07:13,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-11-20 04:07:13,963 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 81 [2019-11-20 04:07:13,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:07:13,991 INFO L225 Difference]: With dead ends: 34966 [2019-11-20 04:07:13,991 INFO L226 Difference]: Without dead ends: 34966 [2019-11-20 04:07:13,992 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=287, Invalid=705, Unknown=0, NotChecked=0, Total=992 [2019-11-20 04:07:14,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34966 states. [2019-11-20 04:07:14,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34966 to 29990. [2019-11-20 04:07:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29990 states. [2019-11-20 04:07:14,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29990 states to 29990 states and 81013 transitions. [2019-11-20 04:07:14,478 INFO L78 Accepts]: Start accepts. Automaton has 29990 states and 81013 transitions. Word has length 81 [2019-11-20 04:07:14,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:07:14,478 INFO L462 AbstractCegarLoop]: Abstraction has 29990 states and 81013 transitions. [2019-11-20 04:07:14,478 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-11-20 04:07:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 29990 states and 81013 transitions. [2019-11-20 04:07:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 04:07:14,506 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:07:14,507 INFO L410 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] [2019-11-20 04:07:14,507 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:07:14,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:07:14,507 INFO L82 PathProgramCache]: Analyzing trace with hash 2008332086, now seen corresponding path program 3 times [2019-11-20 04:07:14,507 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:07:14,508 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632134469] [2019-11-20 04:07:14,508 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:07:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:07:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:07:15,489 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632134469] [2019-11-20 04:07:15,489 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:07:15,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2019-11-20 04:07:15,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480971716] [2019-11-20 04:07:15,489 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-11-20 04:07:15,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:07:15,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-11-20 04:07:15,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2019-11-20 04:07:15,490 INFO L87 Difference]: Start difference. First operand 29990 states and 81013 transitions. Second operand 18 states. [2019-11-20 04:07:16,169 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2019-11-20 04:07:16,363 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-11-20 04:07:16,541 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-11-20 04:07:16,764 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-11-20 04:07:17,006 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-11-20 04:07:17,282 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-11-20 04:07:17,635 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2019-11-20 04:07:17,944 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-11-20 04:07:18,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:07:18,253 INFO L93 Difference]: Finished difference Result 34732 states and 91647 transitions. [2019-11-20 04:07:18,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-11-20 04:07:18,254 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 81 [2019-11-20 04:07:18,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:07:18,282 INFO L225 Difference]: With dead ends: 34732 [2019-11-20 04:07:18,282 INFO L226 Difference]: Without dead ends: 34732 [2019-11-20 04:07:18,283 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=287, Invalid=705, Unknown=0, NotChecked=0, Total=992 [2019-11-20 04:07:18,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34732 states. [2019-11-20 04:07:18,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34732 to 30016. [2019-11-20 04:07:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30016 states. [2019-11-20 04:07:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30016 states to 30016 states and 81089 transitions. [2019-11-20 04:07:18,762 INFO L78 Accepts]: Start accepts. Automaton has 30016 states and 81089 transitions. Word has length 81 [2019-11-20 04:07:18,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:07:18,762 INFO L462 AbstractCegarLoop]: Abstraction has 30016 states and 81089 transitions. [2019-11-20 04:07:18,762 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-11-20 04:07:18,763 INFO L276 IsEmpty]: Start isEmpty. Operand 30016 states and 81089 transitions. [2019-11-20 04:07:18,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 04:07:18,790 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:07:18,790 INFO L410 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] [2019-11-20 04:07:18,791 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:07:18,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:07:18,791 INFO L82 PathProgramCache]: Analyzing trace with hash -56856044, now seen corresponding path program 4 times [2019-11-20 04:07:18,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:07:18,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220877910] [2019-11-20 04:07:18,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:07:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:07:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:07:19,855 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220877910] [2019-11-20 04:07:19,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:07:19,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2019-11-20 04:07:19,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054833436] [2019-11-20 04:07:19,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-11-20 04:07:19,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:07:19,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-11-20 04:07:19,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2019-11-20 04:07:19,857 INFO L87 Difference]: Start difference. First operand 30016 states and 81089 transitions. Second operand 18 states. [2019-11-20 04:07:20,533 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2019-11-20 04:07:20,717 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-11-20 04:07:20,885 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2019-11-20 04:07:21,092 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-11-20 04:07:21,347 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2019-11-20 04:07:21,650 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-11-20 04:07:21,947 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-11-20 04:07:22,374 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2019-11-20 04:07:22,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:07:22,633 INFO L93 Difference]: Finished difference Result 34870 states and 91761 transitions. [2019-11-20 04:07:22,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-11-20 04:07:22,633 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 81 [2019-11-20 04:07:22,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:07:22,662 INFO L225 Difference]: With dead ends: 34870 [2019-11-20 04:07:22,662 INFO L226 Difference]: Without dead ends: 34870 [2019-11-20 04:07:22,663 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=287, Invalid=705, Unknown=0, NotChecked=0, Total=992 [2019-11-20 04:07:22,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34870 states. [2019-11-20 04:07:23,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34870 to 30124. [2019-11-20 04:07:23,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30124 states. [2019-11-20 04:07:23,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30124 states to 30124 states and 81319 transitions. [2019-11-20 04:07:23,136 INFO L78 Accepts]: Start accepts. Automaton has 30124 states and 81319 transitions. Word has length 81 [2019-11-20 04:07:23,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:07:23,136 INFO L462 AbstractCegarLoop]: Abstraction has 30124 states and 81319 transitions. [2019-11-20 04:07:23,136 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-11-20 04:07:23,136 INFO L276 IsEmpty]: Start isEmpty. Operand 30124 states and 81319 transitions. [2019-11-20 04:07:23,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 04:07:23,165 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:07:23,165 INFO L410 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] [2019-11-20 04:07:23,166 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:07:23,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:07:23,166 INFO L82 PathProgramCache]: Analyzing trace with hash 43739796, now seen corresponding path program 5 times [2019-11-20 04:07:23,166 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:07:23,166 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818397824] [2019-11-20 04:07:23,166 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:07:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:07:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:07:23,264 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 04:07:23,264 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 04:07:23,353 INFO L304 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2019-11-20 04:07:23,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 04:07:23 BasicIcfg [2019-11-20 04:07:23,355 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 04:07:23,355 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:07:23,356 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:07:23,356 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:07:23,356 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:06:35" (3/4) ... [2019-11-20 04:07:23,358 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 04:07:23,442 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_00bf5f4b-709c-4eb0-8694-60beb2c495e8/bin/uautomizer/witness.graphml [2019-11-20 04:07:23,442 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:07:23,443 INFO L168 Benchmark]: Toolchain (without parser) took 50156.44 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 940.8 MB in the beginning and 3.4 GB in the end (delta: -2.4 GB). Peak memory consumption was 828.3 MB. Max. memory is 11.5 GB. [2019-11-20 04:07:23,444 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:07:23,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1166.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.8 MB in the beginning and 999.5 MB in the end (delta: -58.7 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. [2019-11-20 04:07:23,445 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.94 ms. Allocated memory is still 1.2 GB. Free memory was 999.5 MB in the beginning and 994.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:07:23,445 INFO L168 Benchmark]: Boogie Preprocessor took 71.90 ms. Allocated memory is still 1.2 GB. Free memory is still 994.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:07:23,445 INFO L168 Benchmark]: RCFGBuilder took 917.28 ms. Allocated memory is still 1.2 GB. Free memory was 994.1 MB in the beginning and 939.3 MB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. [2019-11-20 04:07:23,446 INFO L168 Benchmark]: TraceAbstraction took 47833.93 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 939.3 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 617.7 MB. Max. memory is 11.5 GB. [2019-11-20 04:07:23,446 INFO L168 Benchmark]: Witness Printer took 86.96 ms. Allocated memory is still 4.3 GB. Free memory was 3.4 GB in the beginning and 3.4 GB in the end (delta: 68.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 11.5 GB. [2019-11-20 04:07:23,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1166.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.8 MB in the beginning and 999.5 MB in the end (delta: -58.7 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.94 ms. Allocated memory is still 1.2 GB. Free memory was 999.5 MB in the beginning and 994.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.90 ms. Allocated memory is still 1.2 GB. Free memory is still 994.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 917.28 ms. Allocated memory is still 1.2 GB. Free memory was 994.1 MB in the beginning and 939.3 MB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 47833.93 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 939.3 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 617.7 MB. Max. memory is 11.5 GB. * Witness Printer took 86.96 ms. Allocated memory is still 4.3 GB. Free memory was 3.4 GB in the beginning and 3.4 GB in the end (delta: 68.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1682]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1683] 0 pthread_t t1,t2; VAL [t1={5:0}, t2={6:0}] [L1731] 0 return 0; VAL [t1={5:0}, t2={6:0}] [L1737] 0 int ret = my_drv_init(); VAL [t1={5:0}, t2={6:0}] [L1738] COND TRUE 0 ret==0 VAL [t1={5:0}, t2={6:0}] [L1739] 0 int probe_ret; VAL [t1={5:0}, t2={6:0}] [L1740] 0 struct my_data data; VAL [t1={5:0}, t2={6:0}] [L1706] 0 struct device *d = &data->dev; VAL [t1={5:0}, t2={6:0}] [L1708] 0 data->shared.a = 0 VAL [t1={5:0}, t2={6:0}] [L1709] 0 data->shared.b = 0 VAL [t1={5:0}, t2={6:0}] [L1710] 0 int res = __VERIFIER_nondet_int(); VAL [t1={5:0}, t2={6:0}] [L1711] COND FALSE 0 !(\read(res)) VAL [t1={5:0}, t2={6:0}] [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={7:24}, t1={5:0}, t2={6:0}] [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [arg={7:24}, t1={5:0}, t2={6:0}] [L1696] 2 struct device *dev = (struct device*)arg; VAL [arg={7:24}, arg={7:24}, dev={7:24}, t1={5:0}, t2={6:0}] [L1697] 2 struct my_data *data; VAL [arg={7:24}, arg={7:24}, dev={7:24}, t1={5:0}, t2={6:0}] [L1698] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, dev={7:24}, t1={5:0}, t2={6:0}] [L1698] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1715] 0 return 0; VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1696] 1 struct device *dev = (struct device*)arg; VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1697] 1 struct my_data *data; VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1741] 0 probe_ret = my_drv_probe(&data) VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1742] COND TRUE 0 probe_ret==0 VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1721] 0 void *status; VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1722] 0 \read(t1) VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1698] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1698] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1700] 1 data->shared.a = 1 VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1701] EXPR 1 data->shared.b VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, data->shared.b=0, dev={7:24}, t1={5:0}, t2={6:0}] [L1701] 1 data->shared.b = data->shared.b + 1 VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, data->shared.b=0, dev={7:24}, t1={5:0}, t2={6:0}] [L1703] 1 return 0; VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1722] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1723] 0 data->shared.a = 3 VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1724] 0 data->shared.b = 3 VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1700] 2 data->shared.a = 1 VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1725] 0 data->shared.a VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1682] COND TRUE 0 !expression VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1682] 0 __VERIFIER_error() VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 222 locations, 6 error locations. Result: UNSAFE, OverallTime: 47.6s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 22.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 4673 SDtfs, 13990 SDslu, 19649 SDs, 0 SdLazy, 4092 SolverSat, 333 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 260 GetRequests, 40 SyntacticMatches, 13 SemanticMatches, 207 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 428 ImplicationChecksByTransitivity, 16.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=81007occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 9.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 42534 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 790 NumberOfCodeBlocks, 790 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 699 ConstructedInterpolants, 0 QuantifiedInterpolants, 324023 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...