./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-atomic/dekker_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/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 6acd1b4df42e10450e7d05fa6ddd1043597a40b7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/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 6acd1b4df42e10450e7d05fa6ddd1043597a40b7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 03:53:15,559 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:53:15,560 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:53:15,568 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:53:15,568 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:53:15,569 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:53:15,569 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:53:15,570 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:53:15,571 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:53:15,572 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:53:15,573 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:53:15,573 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:53:15,573 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:53:15,574 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:53:15,575 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:53:15,575 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:53:15,576 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:53:15,577 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:53:15,578 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:53:15,579 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:53:15,580 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:53:15,581 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:53:15,583 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:53:15,583 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:53:15,583 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:53:15,584 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:53:15,584 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:53:15,585 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:53:15,585 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:53:15,586 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:53:15,586 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:53:15,587 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:53:15,587 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:53:15,587 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:53:15,588 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:53:15,588 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:53:15,588 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 03:53:15,595 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:53:15,595 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:53:15,596 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:53:15,596 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:53:15,596 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:53:15,596 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:53:15,597 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 03:53:15,597 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:53:15,597 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:53:15,597 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:53:15,597 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:53:15,597 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:53:15,598 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:53:15,598 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:53:15,598 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:53:15,598 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:53:15,598 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:53:15,598 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:53:15,598 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:53:15,599 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:53:15,599 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:53:15,599 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:53:15,599 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:53:15,599 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:53:15,599 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:53:15,599 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:53:15,600 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 03:53:15,600 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:53:15,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:53:15,600 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/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 -> 6acd1b4df42e10450e7d05fa6ddd1043597a40b7 [2018-11-10 03:53:15,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:53:15,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:53:15,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:53:15,632 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:53:15,633 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:53:15,633 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-atomic/dekker_true-unreach-call.i [2018-11-10 03:53:15,675 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/data/b78babf9a/3393595aa0e94127b71b33282fd6cd8d/FLAGc4c813aab [2018-11-10 03:53:16,132 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:53:16,133 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/sv-benchmarks/c/pthread-atomic/dekker_true-unreach-call.i [2018-11-10 03:53:16,143 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/data/b78babf9a/3393595aa0e94127b71b33282fd6cd8d/FLAGc4c813aab [2018-11-10 03:53:16,157 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/data/b78babf9a/3393595aa0e94127b71b33282fd6cd8d [2018-11-10 03:53:16,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:53:16,160 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 03:53:16,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:53:16,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:53:16,165 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:53:16,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:53:16" (1/1) ... [2018-11-10 03:53:16,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f874787 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16, skipping insertion in model container [2018-11-10 03:53:16,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:53:16" (1/1) ... [2018-11-10 03:53:16,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:53:16,210 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:53:16,431 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:53:16,434 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:53:16,466 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:53:16,518 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:53:16,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16 WrapperNode [2018-11-10 03:53:16,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:53:16,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:53:16,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:53:16,519 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:53:16,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16" (1/1) ... [2018-11-10 03:53:16,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16" (1/1) ... [2018-11-10 03:53:16,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16" (1/1) ... [2018-11-10 03:53:16,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16" (1/1) ... [2018-11-10 03:53:16,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16" (1/1) ... [2018-11-10 03:53:16,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16" (1/1) ... [2018-11-10 03:53:16,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16" (1/1) ... [2018-11-10 03:53:16,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:53:16,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:53:16,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:53:16,635 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:53:16,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/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 [2018-11-10 03:53:16,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:53:16,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:53:16,683 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 03:53:16,683 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-10 03:53:16,683 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:53:16,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-10 03:53:16,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 03:53:16,684 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2018-11-10 03:53:16,684 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2018-11-10 03:53:16,684 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2018-11-10 03:53:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2018-11-10 03:53:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2018-11-10 03:53:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2018-11-10 03:53:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2018-11-10 03:53:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2018-11-10 03:53:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2018-11-10 03:53:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2018-11-10 03:53:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2018-11-10 03:53:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2018-11-10 03:53:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure time [2018-11-10 03:53:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2018-11-10 03:53:16,687 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2018-11-10 03:53:16,687 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2018-11-10 03:53:16,687 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2018-11-10 03:53:16,687 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2018-11-10 03:53:16,687 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2018-11-10 03:53:16,687 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2018-11-10 03:53:16,688 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2018-11-10 03:53:16,688 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2018-11-10 03:53:16,688 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2018-11-10 03:53:16,688 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2018-11-10 03:53:16,688 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2018-11-10 03:53:16,688 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2018-11-10 03:53:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2018-11-10 03:53:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2018-11-10 03:53:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2018-11-10 03:53:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2018-11-10 03:53:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2018-11-10 03:53:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2018-11-10 03:53:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2018-11-10 03:53:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2018-11-10 03:53:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2018-11-10 03:53:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2018-11-10 03:53:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2018-11-10 03:53:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2018-11-10 03:53:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2018-11-10 03:53:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2018-11-10 03:53:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2018-11-10 03:53:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2018-11-10 03:53:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2018-11-10 03:53:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2018-11-10 03:53:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2018-11-10 03:53:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2018-11-10 03:53:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2018-11-10 03:53:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2018-11-10 03:53:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2018-11-10 03:53:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2018-11-10 03:53:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2018-11-10 03:53:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2018-11-10 03:53:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2018-11-10 03:53:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2018-11-10 03:53:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2018-11-10 03:53:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2018-11-10 03:53:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2018-11-10 03:53:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2018-11-10 03:53:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2018-11-10 03:53:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2018-11-10 03:53:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2018-11-10 03:53:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2018-11-10 03:53:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2018-11-10 03:53:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2018-11-10 03:53:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2018-11-10 03:53:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2018-11-10 03:53:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2018-11-10 03:53:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2018-11-10 03:53:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2018-11-10 03:53:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2018-11-10 03:53:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2018-11-10 03:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2018-11-10 03:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2018-11-10 03:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2018-11-10 03:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2018-11-10 03:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2018-11-10 03:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2018-11-10 03:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2018-11-10 03:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2018-11-10 03:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2018-11-10 03:53:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2018-11-10 03:53:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2018-11-10 03:53:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2018-11-10 03:53:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2018-11-10 03:53:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2018-11-10 03:53:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2018-11-10 03:53:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2018-11-10 03:53:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2018-11-10 03:53:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2018-11-10 03:53:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2018-11-10 03:53:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2018-11-10 03:53:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2018-11-10 03:53:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2018-11-10 03:53:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2018-11-10 03:53:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2018-11-10 03:53:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2018-11-10 03:53:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2018-11-10 03:53:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2018-11-10 03:53:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2018-11-10 03:53:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2018-11-10 03:53:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2018-11-10 03:53:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2018-11-10 03:53:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2018-11-10 03:53:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2018-11-10 03:53:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2018-11-10 03:53:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2018-11-10 03:53:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2018-11-10 03:53:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2018-11-10 03:53:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2018-11-10 03:53:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2018-11-10 03:53:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2018-11-10 03:53:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2018-11-10 03:53:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2018-11-10 03:53:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2018-11-10 03:53:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2018-11-10 03:53:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2018-11-10 03:53:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2018-11-10 03:53:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2018-11-10 03:53:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2018-11-10 03:53:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2018-11-10 03:53:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2018-11-10 03:53:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2018-11-10 03:53:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2018-11-10 03:53:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2018-11-10 03:53:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2018-11-10 03:53:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2018-11-10 03:53:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2018-11-10 03:53:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2018-11-10 03:53:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2018-11-10 03:53:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2018-11-10 03:53:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2018-11-10 03:53:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2018-11-10 03:53:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2018-11-10 03:53:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2018-11-10 03:53:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2018-11-10 03:53:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2018-11-10 03:53:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2018-11-10 03:53:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2018-11-10 03:53:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2018-11-10 03:53:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2018-11-10 03:53:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2018-11-10 03:53:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2018-11-10 03:53:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2018-11-10 03:53:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2018-11-10 03:53:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2018-11-10 03:53:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 03:53:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-10 03:53:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:53:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 03:53:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 03:53:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 03:53:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:53:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:53:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 03:53:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 03:53:16,706 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 03:53:17,069 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:53:17,094 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:17,094 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:17,095 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:17,096 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:17,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:17,097 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:17,098 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:17,098 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:17,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:53:17 BasicIcfg [2018-11-10 03:53:17,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:53:17,121 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 03:53:17,121 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 03:53:17,124 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 03:53:17,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:53:16" (1/3) ... [2018-11-10 03:53:17,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@589c4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:53:17, skipping insertion in model container [2018-11-10 03:53:17,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:16" (2/3) ... [2018-11-10 03:53:17,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@589c4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:53:17, skipping insertion in model container [2018-11-10 03:53:17,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:53:17" (3/3) ... [2018-11-10 03:53:17,128 INFO L112 eAbstractionObserver]: Analyzing ICFG dekker_true-unreach-call.i_BEv2 [2018-11-10 03:53:17,138 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 03:53:17,147 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-11-10 03:53:17,164 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-11-10 03:53:17,193 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 03:53:17,193 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 03:53:17,194 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 03:53:17,194 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 03:53:17,194 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 03:53:17,194 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 03:53:17,194 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 03:53:17,194 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 03:53:17,194 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 03:53:17,212 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states. [2018-11-10 03:53:17,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 03:53:17,217 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:53:17,218 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 03:53:17,220 INFO L424 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, mainErr0INUSE_VIOLATION, mainErr1INUSE_VIOLATION]=== [2018-11-10 03:53:17,226 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:53:17,226 INFO L82 PathProgramCache]: Analyzing trace with hash 884961921, now seen corresponding path program 1 times [2018-11-10 03:53:17,228 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 03:53:17,229 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 03:53:17,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:53:17,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:53:17,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:53:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:53:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:53:17,384 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 03:53:17,389 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [257] [257] L672-->mainErr0INUSE_VIOLATION: Formula: Thread0_thr1_inUse InVars {Thread0_thr1_inUse=Thread0_thr1_inUse} OutVars{Thread0_thr1_inUse=Thread0_thr1_inUse} AuxVars[] AssignedVars[] because there is no mapped edge [2018-11-10 03:53:17,399 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] [2018-11-10 03:53:17,400 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] [2018-11-10 03:53:17,400 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] [2018-11-10 03:53:17,400 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] [2018-11-10 03:53:17,400 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] [2018-11-10 03:53:17,401 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] [2018-11-10 03:53:17,401 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] [2018-11-10 03:53:17,401 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] [2018-11-10 03:53:17,401 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] [2018-11-10 03:53:17,401 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] [2018-11-10 03:53:17,402 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] [2018-11-10 03:53:17,402 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] [2018-11-10 03:53:17,402 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] [2018-11-10 03:53:17,402 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] [2018-11-10 03:53:17,402 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] [2018-11-10 03:53:17,403 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] [2018-11-10 03:53:17,403 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] [2018-11-10 03:53:17,403 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] [2018-11-10 03:53:17,403 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] [2018-11-10 03:53:17,403 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] [2018-11-10 03:53:17,403 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] [2018-11-10 03:53:17,404 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] [2018-11-10 03:53:17,404 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] [2018-11-10 03:53:17,404 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] [2018-11-10 03:53:17,404 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] [2018-11-10 03:53:17,405 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] [2018-11-10 03:53:17,405 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] [2018-11-10 03:53:17,405 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] [2018-11-10 03:53:17,405 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] [2018-11-10 03:53:17,405 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] [2018-11-10 03:53:17,405 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] [2018-11-10 03:53:17,406 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] [2018-11-10 03:53:17,406 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] [2018-11-10 03:53:17,406 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] [2018-11-10 03:53:17,406 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] [2018-11-10 03:53:17,406 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] [2018-11-10 03:53:17,407 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier39,QUANTIFIED] [2018-11-10 03:53:17,407 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier42,QUANTIFIED] [2018-11-10 03:53:17,407 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier41,QUANTIFIED] [2018-11-10 03:53:17,407 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier37,QUANTIFIED] [2018-11-10 03:53:17,407 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier40,QUANTIFIED] [2018-11-10 03:53:17,407 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier38,QUANTIFIED] [2018-11-10 03:53:17,408 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier45,QUANTIFIED] [2018-11-10 03:53:17,408 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier43,QUANTIFIED] [2018-11-10 03:53:17,408 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier48,QUANTIFIED] [2018-11-10 03:53:17,408 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier44,QUANTIFIED] [2018-11-10 03:53:17,408 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier46,QUANTIFIED] [2018-11-10 03:53:17,409 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier47,QUANTIFIED] [2018-11-10 03:53:17,409 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier51,QUANTIFIED] [2018-11-10 03:53:17,409 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier54,QUANTIFIED] [2018-11-10 03:53:17,409 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier52,QUANTIFIED] [2018-11-10 03:53:17,409 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier50,QUANTIFIED] [2018-11-10 03:53:17,410 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier53,QUANTIFIED] [2018-11-10 03:53:17,410 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier49,QUANTIFIED] [2018-11-10 03:53:17,410 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier56,QUANTIFIED] [2018-11-10 03:53:17,410 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier59,QUANTIFIED] [2018-11-10 03:53:17,410 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier60,QUANTIFIED] [2018-11-10 03:53:17,410 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier55,QUANTIFIED] [2018-11-10 03:53:17,411 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier58,QUANTIFIED] [2018-11-10 03:53:17,411 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier57,QUANTIFIED] [2018-11-10 03:53:17,411 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier66,QUANTIFIED] [2018-11-10 03:53:17,411 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier64,QUANTIFIED] [2018-11-10 03:53:17,411 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier62,QUANTIFIED] [2018-11-10 03:53:17,412 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier65,QUANTIFIED] [2018-11-10 03:53:17,412 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier61,QUANTIFIED] [2018-11-10 03:53:17,412 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier63,QUANTIFIED] [2018-11-10 03:53:17,412 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier69,QUANTIFIED] [2018-11-10 03:53:17,412 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier72,QUANTIFIED] [2018-11-10 03:53:17,413 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] [2018-11-10 03:53:17,413 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier68,QUANTIFIED] [2018-11-10 03:53:17,413 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier71,QUANTIFIED] [2018-11-10 03:53:17,413 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,QUANTIFIED] [2018-11-10 03:53:17,422 INFO L285 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-11-10 03:53:17,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 03:53:17 BasicIcfg [2018-11-10 03:53:17,424 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 03:53:17,425 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:53:17,425 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:53:17,425 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:53:17,426 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:53:17" (3/4) ... [2018-11-10 03:53:17,428 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 03:53:17,428 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateReachabilityCounterexampleWitness(WitnessPrinter.java:177) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:139) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:131) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 03:53:17,430 INFO L168 Benchmark]: Toolchain (without parser) took 1270.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -109.6 MB). Peak memory consumption was 55.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:17,431 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:53:17,431 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.92 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 924.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:17,432 INFO L168 Benchmark]: Boogie Preprocessor took 115.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 924.2 MB in the beginning and 1.2 GB in the end (delta: -231.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:17,432 INFO L168 Benchmark]: RCFGBuilder took 484.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 56.2 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:17,433 INFO L168 Benchmark]: TraceAbstraction took 303.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:17,433 INFO L168 Benchmark]: Witness Printer took 4.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:53:17,435 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.92 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 924.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 115.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 924.2 MB in the beginning and 1.2 GB in the end (delta: -231.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 484.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 56.2 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 303.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier40,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier45,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier48,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier46,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier51,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier50,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier53,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier49,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier56,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier60,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier58,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier57,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier66,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier62,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier61,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier63,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier72,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier71,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 672]: assertion can be violated assertion can be violated We found a FailurePath: [L636] int flag1 = 0, flag2 = 0; VAL [\old(flag1)=16, \old(flag2)=9, \old(turn)=15, \old(x)=11, flag1=0, flag2=0, freshIdentifier25=13, freshIdentifier26=12, freshIdentifier27=7, freshIdentifier28=8, freshIdentifier29=0, freshIdentifier30=1, turn=15, x=11] [L637] int turn; VAL [\old(flag1)=16, \old(flag2)=9, \old(turn)=15, \old(x)=11, flag1=0, flag2=0, freshIdentifier31=13, freshIdentifier32=12, freshIdentifier33=7, freshIdentifier34=8, freshIdentifier35=0, freshIdentifier36=1, turn=0, x=11] [L638] int x; VAL [\old(flag1)=16, \old(flag2)=9, \old(turn)=15, \old(x)=11, flag1=0, flag2=0, freshIdentifier37=13, freshIdentifier38=12, freshIdentifier39=7, freshIdentifier40=8, freshIdentifier41=0, freshIdentifier42=1, turn=0, x=0] [L670] FCALL pthread_t t1, t2; VAL [\old(flag1)=0, \old(flag2)=0, \old(turn)=0, \old(x)=0, flag1=0, flag2=0, freshIdentifier61=13, freshIdentifier62=12, freshIdentifier63=7, freshIdentifier64=8, freshIdentifier65=0, freshIdentifier66=1, t1={6:0}, t2={10:0}, turn=0, x=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 106 locations, 6 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateReachabilityCounterexampleWitness(WitnessPrinter.java:177) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 03:53:19,040 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:53:19,041 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:53:19,048 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:53:19,048 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:53:19,049 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:53:19,050 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:53:19,051 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:53:19,052 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:53:19,053 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:53:19,053 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:53:19,054 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:53:19,055 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:53:19,055 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:53:19,056 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:53:19,057 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:53:19,057 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:53:19,059 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:53:19,061 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:53:19,062 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:53:19,063 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:53:19,064 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:53:19,066 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:53:19,067 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:53:19,067 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:53:19,067 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:53:19,068 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:53:19,069 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:53:19,069 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:53:19,070 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:53:19,070 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:53:19,071 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:53:19,071 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:53:19,071 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:53:19,072 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:53:19,073 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:53:19,073 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-10 03:53:19,084 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:53:19,085 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:53:19,085 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:53:19,085 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:53:19,086 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:53:19,086 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:53:19,086 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 03:53:19,086 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:53:19,086 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:53:19,086 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:53:19,086 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:53:19,086 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:53:19,087 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:53:19,087 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:53:19,087 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:53:19,087 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:53:19,087 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:53:19,087 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:53:19,087 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:53:19,087 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:53:19,088 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:53:19,088 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:53:19,088 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:53:19,088 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:53:19,088 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:53:19,088 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:53:19,088 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:53:19,088 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-10 03:53:19,089 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:53:19,089 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:53:19,089 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:53:19,089 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/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 -> 6acd1b4df42e10450e7d05fa6ddd1043597a40b7 [2018-11-10 03:53:19,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:53:19,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:53:19,131 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:53:19,132 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:53:19,132 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:53:19,133 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-atomic/dekker_true-unreach-call.i [2018-11-10 03:53:19,177 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/data/5c8409e80/f3845eaaa5734daea7ea3375706191a1/FLAG784baa5d0 [2018-11-10 03:53:19,606 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:53:19,606 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/sv-benchmarks/c/pthread-atomic/dekker_true-unreach-call.i [2018-11-10 03:53:19,615 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/data/5c8409e80/f3845eaaa5734daea7ea3375706191a1/FLAG784baa5d0 [2018-11-10 03:53:19,623 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/data/5c8409e80/f3845eaaa5734daea7ea3375706191a1 [2018-11-10 03:53:19,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:53:19,626 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 03:53:19,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:53:19,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:53:19,629 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:53:19,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:53:19" (1/1) ... [2018-11-10 03:53:19,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc4b611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19, skipping insertion in model container [2018-11-10 03:53:19,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:53:19" (1/1) ... [2018-11-10 03:53:19,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:53:19,664 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:53:19,868 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:53:19,873 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:53:19,906 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:53:19,947 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:53:19,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19 WrapperNode [2018-11-10 03:53:19,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:53:19,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:53:19,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:53:19,948 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:53:19,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19" (1/1) ... [2018-11-10 03:53:19,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19" (1/1) ... [2018-11-10 03:53:20,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19" (1/1) ... [2018-11-10 03:53:20,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19" (1/1) ... [2018-11-10 03:53:20,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19" (1/1) ... [2018-11-10 03:53:20,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19" (1/1) ... [2018-11-10 03:53:20,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19" (1/1) ... [2018-11-10 03:53:20,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:53:20,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:53:20,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:53:20,033 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:53:20,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/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 [2018-11-10 03:53:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:53:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:53:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 03:53:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-10 03:53:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:53:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-10 03:53:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 03:53:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2018-11-10 03:53:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2018-11-10 03:53:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2018-11-10 03:53:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2018-11-10 03:53:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2018-11-10 03:53:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2018-11-10 03:53:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2018-11-10 03:53:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2018-11-10 03:53:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2018-11-10 03:53:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2018-11-10 03:53:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2018-11-10 03:53:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2018-11-10 03:53:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure time [2018-11-10 03:53:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2018-11-10 03:53:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2018-11-10 03:53:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2018-11-10 03:53:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2018-11-10 03:53:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2018-11-10 03:53:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2018-11-10 03:53:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2018-11-10 03:53:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2018-11-10 03:53:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2018-11-10 03:53:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2018-11-10 03:53:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2018-11-10 03:53:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2018-11-10 03:53:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2018-11-10 03:53:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2018-11-10 03:53:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2018-11-10 03:53:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2018-11-10 03:53:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2018-11-10 03:53:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2018-11-10 03:53:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2018-11-10 03:53:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2018-11-10 03:53:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2018-11-10 03:53:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2018-11-10 03:53:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2018-11-10 03:53:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2018-11-10 03:53:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2018-11-10 03:53:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2018-11-10 03:53:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2018-11-10 03:53:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2018-11-10 03:53:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2018-11-10 03:53:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2018-11-10 03:53:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2018-11-10 03:53:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2018-11-10 03:53:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2018-11-10 03:53:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2018-11-10 03:53:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2018-11-10 03:53:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2018-11-10 03:53:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2018-11-10 03:53:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2018-11-10 03:53:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2018-11-10 03:53:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2018-11-10 03:53:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2018-11-10 03:53:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2018-11-10 03:53:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2018-11-10 03:53:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2018-11-10 03:53:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2018-11-10 03:53:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2018-11-10 03:53:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2018-11-10 03:53:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2018-11-10 03:53:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2018-11-10 03:53:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2018-11-10 03:53:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2018-11-10 03:53:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2018-11-10 03:53:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2018-11-10 03:53:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2018-11-10 03:53:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2018-11-10 03:53:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2018-11-10 03:53:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2018-11-10 03:53:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2018-11-10 03:53:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2018-11-10 03:53:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2018-11-10 03:53:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2018-11-10 03:53:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2018-11-10 03:53:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 03:53:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-10 03:53:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:53:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 03:53:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 03:53:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 03:53:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:53:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:53:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-10 03:53:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 03:53:20,096 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 03:53:20,411 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:53:20,428 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:20,428 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:20,429 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:20,429 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:20,430 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:20,430 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:20,430 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:20,431 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:53:20,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:53:20 BasicIcfg [2018-11-10 03:53:20,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:53:20,454 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 03:53:20,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 03:53:20,455 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 03:53:20,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:53:19" (1/3) ... [2018-11-10 03:53:20,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b850094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:53:20, skipping insertion in model container [2018-11-10 03:53:20,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19" (2/3) ... [2018-11-10 03:53:20,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b850094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:53:20, skipping insertion in model container [2018-11-10 03:53:20,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:53:20" (3/3) ... [2018-11-10 03:53:20,458 INFO L112 eAbstractionObserver]: Analyzing ICFG dekker_true-unreach-call.i_BEv2 [2018-11-10 03:53:20,464 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 03:53:20,470 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-11-10 03:53:20,480 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-11-10 03:53:20,497 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 03:53:20,498 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 03:53:20,498 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 03:53:20,498 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 03:53:20,498 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 03:53:20,498 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 03:53:20,498 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 03:53:20,498 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 03:53:20,499 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 03:53:20,510 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states. [2018-11-10 03:53:20,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 03:53:20,513 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:53:20,514 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 03:53:20,515 INFO L424 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, mainErr0INUSE_VIOLATION, mainErr1INUSE_VIOLATION]=== [2018-11-10 03:53:20,518 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:53:20,519 INFO L82 PathProgramCache]: Analyzing trace with hash 884961921, now seen corresponding path program 1 times [2018-11-10 03:53:20,521 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:53:20,521 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37c9eee8-cd35-4b0f-bac6-65eeed8920c7/bin-2019/uautomizer/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-10 03:53:20,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:53:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:53:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:53:20,701 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 03:53:20,707 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [257] [257] L672-->mainErr0INUSE_VIOLATION: Formula: Thread0_thr1_inUse InVars {Thread0_thr1_inUse=Thread0_thr1_inUse} OutVars{Thread0_thr1_inUse=Thread0_thr1_inUse} AuxVars[] AssignedVars[] because there is no mapped edge [2018-11-10 03:53:20,714 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] [2018-11-10 03:53:20,715 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] [2018-11-10 03:53:20,715 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] [2018-11-10 03:53:20,715 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] [2018-11-10 03:53:20,716 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] [2018-11-10 03:53:20,716 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] [2018-11-10 03:53:20,716 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] [2018-11-10 03:53:20,716 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] [2018-11-10 03:53:20,716 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] [2018-11-10 03:53:20,717 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] [2018-11-10 03:53:20,717 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] [2018-11-10 03:53:20,717 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] [2018-11-10 03:53:20,717 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] [2018-11-10 03:53:20,717 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] [2018-11-10 03:53:20,718 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] [2018-11-10 03:53:20,718 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] [2018-11-10 03:53:20,718 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] [2018-11-10 03:53:20,718 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] [2018-11-10 03:53:20,718 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] [2018-11-10 03:53:20,719 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] [2018-11-10 03:53:20,719 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] [2018-11-10 03:53:20,719 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] [2018-11-10 03:53:20,719 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] [2018-11-10 03:53:20,719 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] [2018-11-10 03:53:20,720 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] [2018-11-10 03:53:20,720 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] [2018-11-10 03:53:20,722 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] [2018-11-10 03:53:20,722 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] [2018-11-10 03:53:20,722 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] [2018-11-10 03:53:20,722 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] [2018-11-10 03:53:20,723 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] [2018-11-10 03:53:20,723 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] [2018-11-10 03:53:20,723 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] [2018-11-10 03:53:20,723 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] [2018-11-10 03:53:20,723 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] [2018-11-10 03:53:20,724 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] [2018-11-10 03:53:20,724 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier41,QUANTIFIED] [2018-11-10 03:53:20,724 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier38,QUANTIFIED] [2018-11-10 03:53:20,724 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier37,QUANTIFIED] [2018-11-10 03:53:20,724 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier42,QUANTIFIED] [2018-11-10 03:53:20,724 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier39,QUANTIFIED] [2018-11-10 03:53:20,725 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier40,QUANTIFIED] [2018-11-10 03:53:20,725 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier48,QUANTIFIED] [2018-11-10 03:53:20,725 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier44,QUANTIFIED] [2018-11-10 03:53:20,725 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier46,QUANTIFIED] [2018-11-10 03:53:20,725 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier47,QUANTIFIED] [2018-11-10 03:53:20,726 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier45,QUANTIFIED] [2018-11-10 03:53:20,726 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier43,QUANTIFIED] [2018-11-10 03:53:20,726 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier50,QUANTIFIED] [2018-11-10 03:53:20,726 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier49,QUANTIFIED] [2018-11-10 03:53:20,727 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier51,QUANTIFIED] [2018-11-10 03:53:20,727 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier54,QUANTIFIED] [2018-11-10 03:53:20,727 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier53,QUANTIFIED] [2018-11-10 03:53:20,727 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier52,QUANTIFIED] [2018-11-10 03:53:20,727 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier58,QUANTIFIED] [2018-11-10 03:53:20,728 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier55,QUANTIFIED] [2018-11-10 03:53:20,728 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier57,QUANTIFIED] [2018-11-10 03:53:20,728 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier59,QUANTIFIED] [2018-11-10 03:53:20,731 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier56,QUANTIFIED] [2018-11-10 03:53:20,732 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier60,QUANTIFIED] [2018-11-10 03:53:20,732 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier61,QUANTIFIED] [2018-11-10 03:53:20,732 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier66,QUANTIFIED] [2018-11-10 03:53:20,732 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier65,QUANTIFIED] [2018-11-10 03:53:20,733 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier62,QUANTIFIED] [2018-11-10 03:53:20,733 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier64,QUANTIFIED] [2018-11-10 03:53:20,733 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier63,QUANTIFIED] [2018-11-10 03:53:20,733 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier68,QUANTIFIED] [2018-11-10 03:53:20,733 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier71,QUANTIFIED] [2018-11-10 03:53:20,734 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier69,QUANTIFIED] [2018-11-10 03:53:20,734 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] [2018-11-10 03:53:20,734 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier72,QUANTIFIED] [2018-11-10 03:53:20,734 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,QUANTIFIED] [2018-11-10 03:53:20,746 INFO L285 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-11-10 03:53:20,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 03:53:20 BasicIcfg [2018-11-10 03:53:20,749 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 03:53:20,749 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:53:20,749 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:53:20,750 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:53:20,750 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:53:20" (3/4) ... [2018-11-10 03:53:20,752 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 03:53:20,753 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateReachabilityCounterexampleWitness(WitnessPrinter.java:177) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:139) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:131) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 03:53:20,755 INFO L168 Benchmark]: Toolchain (without parser) took 1129.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 945.2 MB in the beginning and 1.0 GB in the end (delta: -56.0 MB). Peak memory consumption was 59.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:20,756 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:53:20,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.25 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 911.6 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:20,757 INFO L168 Benchmark]: Boogie Preprocessor took 84.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 911.6 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:20,757 INFO L168 Benchmark]: RCFGBuilder took 420.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:20,758 INFO L168 Benchmark]: TraceAbstraction took 295.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:20,758 INFO L168 Benchmark]: Witness Printer took 4.84 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:53:20,762 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 321.25 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 911.6 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 84.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 911.6 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 420.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 295.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.84 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier40,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier48,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier46,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier45,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier50,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier49,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier51,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier53,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier58,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier57,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier56,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier60,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier61,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier66,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier62,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier63,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier71,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier72,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 672]: assertion can be violated assertion can be violated We found a FailurePath: [L636] int flag1 = 0, flag2 = 0; VAL [\old(flag1)=0, \old(flag2)=0, \old(turn)=0, \old(x)=0, flag1=0, flag2=0, freshIdentifier25=0, freshIdentifier26=0, freshIdentifier27=0, freshIdentifier28=0, freshIdentifier29=0, freshIdentifier30=1, turn=0, x=0] [L637] int turn; VAL [\old(flag1)=0, \old(flag2)=0, \old(turn)=0, \old(x)=0, flag1=0, flag2=0, freshIdentifier31=0, freshIdentifier32=0, freshIdentifier33=0, freshIdentifier34=0, freshIdentifier35=0, freshIdentifier36=1, turn=0, x=0] [L638] int x; VAL [\old(flag1)=0, \old(flag2)=0, \old(turn)=0, \old(x)=0, flag1=0, flag2=0, freshIdentifier37=0, freshIdentifier38=0, freshIdentifier39=0, freshIdentifier40=0, freshIdentifier41=0, freshIdentifier42=1, turn=0, x=0] [L670] FCALL pthread_t t1, t2; VAL [\old(flag1)=0, \old(flag2)=0, \old(turn)=0, \old(x)=0, flag1=0, flag2=0, freshIdentifier61=0, freshIdentifier62=0, freshIdentifier63=0, freshIdentifier64=0, freshIdentifier65=0, freshIdentifier66=1, t1={2:0}, t2={3:0}, turn=0, x=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 106 locations, 6 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateReachabilityCounterexampleWitness(WitnessPrinter.java:177) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...