./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-atomic/lamport_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_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/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 66ad1ff9e8f4055d6bc44dc751cea83862f50a74 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/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 66ad1ff9e8f4055d6bc44dc751cea83862f50a74 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2018-11-09 22:58:27,265 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 22:58:27,266 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 22:58:27,273 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 22:58:27,274 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 22:58:27,274 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 22:58:27,275 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 22:58:27,276 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 22:58:27,277 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 22:58:27,277 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 22:58:27,278 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 22:58:27,278 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 22:58:27,279 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 22:58:27,280 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 22:58:27,280 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 22:58:27,281 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 22:58:27,281 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 22:58:27,283 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 22:58:27,284 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 22:58:27,285 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 22:58:27,285 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 22:58:27,286 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 22:58:27,288 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 22:58:27,288 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 22:58:27,288 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 22:58:27,289 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 22:58:27,289 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 22:58:27,290 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 22:58:27,290 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 22:58:27,291 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 22:58:27,291 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 22:58:27,292 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 22:58:27,292 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 22:58:27,292 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 22:58:27,292 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 22:58:27,293 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 22:58:27,293 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-09 22:58:27,303 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 22:58:27,303 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 22:58:27,304 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 22:58:27,304 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 22:58:27,305 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 22:58:27,305 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 22:58:27,305 INFO L133 SettingsManager]: * Use SBE=true [2018-11-09 22:58:27,305 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 22:58:27,305 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 22:58:27,305 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 22:58:27,305 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 22:58:27,306 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 22:58:27,306 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 22:58:27,306 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 22:58:27,306 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 22:58:27,306 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 22:58:27,306 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 22:58:27,306 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 22:58:27,307 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 22:58:27,307 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-09 22:58:27,307 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 22:58:27,307 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-09 22:58:27,307 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-09 22:58:27,307 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 22:58:27,307 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 22:58:27,307 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 22:58:27,308 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-09 22:58:27,308 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 22:58:27,308 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-09 22:58:27,308 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_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/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 -> 66ad1ff9e8f4055d6bc44dc751cea83862f50a74 [2018-11-09 22:58:27,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 22:58:27,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 22:58:27,343 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 22:58:27,344 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 22:58:27,344 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 22:58:27,345 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i [2018-11-09 22:58:27,385 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/data/5f9103d1b/f475336acca343b684acbf7aef6c0c9f/FLAG8f0bd328b [2018-11-09 22:58:27,825 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 22:58:27,826 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i [2018-11-09 22:58:27,839 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/data/5f9103d1b/f475336acca343b684acbf7aef6c0c9f/FLAG8f0bd328b [2018-11-09 22:58:27,850 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/data/5f9103d1b/f475336acca343b684acbf7aef6c0c9f [2018-11-09 22:58:27,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 22:58:27,854 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-09 22:58:27,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 22:58:27,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 22:58:27,858 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 22:58:27,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:27" (1/1) ... [2018-11-09 22:58:27,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a5970c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:27, skipping insertion in model container [2018-11-09 22:58:27,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:27" (1/1) ... [2018-11-09 22:58:27,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 22:58:27,900 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 22:58:28,093 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:58:28,096 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 22:58:28,128 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:58:28,175 INFO L193 MainTranslator]: Completed translation [2018-11-09 22:58:28,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:28 WrapperNode [2018-11-09 22:58:28,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 22:58:28,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 22:58:28,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 22:58:28,176 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 22:58:28,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:28" (1/1) ... [2018-11-09 22:58:28,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:28" (1/1) ... [2018-11-09 22:58:28,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:28" (1/1) ... [2018-11-09 22:58:28,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:28" (1/1) ... [2018-11-09 22:58:28,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:28" (1/1) ... [2018-11-09 22:58:28,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:28" (1/1) ... [2018-11-09 22:58:28,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:28" (1/1) ... [2018-11-09 22:58:28,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 22:58:28,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 22:58:28,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 22:58:28,254 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 22:58:28,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/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 [2018-11-09 22:58:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-09 22:58:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 22:58:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-09 22:58:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-09 22:58:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-09 22:58:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-09 22:58:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2018-11-09 22:58:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2018-11-09 22:58:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2018-11-09 22:58:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2018-11-09 22:58:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2018-11-09 22:58:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2018-11-09 22:58:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2018-11-09 22:58:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2018-11-09 22:58:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2018-11-09 22:58:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2018-11-09 22:58:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2018-11-09 22:58:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2018-11-09 22:58:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure time [2018-11-09 22:58:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2018-11-09 22:58:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2018-11-09 22:58:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2018-11-09 22:58:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2018-11-09 22:58:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2018-11-09 22:58:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2018-11-09 22:58:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2018-11-09 22:58:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2018-11-09 22:58:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2018-11-09 22:58:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2018-11-09 22:58:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2018-11-09 22:58:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2018-11-09 22:58:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2018-11-09 22:58:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2018-11-09 22:58:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2018-11-09 22:58:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2018-11-09 22:58:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2018-11-09 22:58:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2018-11-09 22:58:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2018-11-09 22:58:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2018-11-09 22:58:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2018-11-09 22:58:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2018-11-09 22:58:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2018-11-09 22:58:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2018-11-09 22:58:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2018-11-09 22:58:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2018-11-09 22:58:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2018-11-09 22:58:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2018-11-09 22:58:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2018-11-09 22:58:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2018-11-09 22:58:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2018-11-09 22:58:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2018-11-09 22:58:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2018-11-09 22:58:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2018-11-09 22:58:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2018-11-09 22:58:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2018-11-09 22:58:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2018-11-09 22:58:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2018-11-09 22:58:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2018-11-09 22:58:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2018-11-09 22:58:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2018-11-09 22:58:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2018-11-09 22:58:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2018-11-09 22:58:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2018-11-09 22:58:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2018-11-09 22:58:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2018-11-09 22:58:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2018-11-09 22:58:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2018-11-09 22:58:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2018-11-09 22:58:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2018-11-09 22:58:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2018-11-09 22:58:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2018-11-09 22:58:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2018-11-09 22:58:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2018-11-09 22:58:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2018-11-09 22:58:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2018-11-09 22:58:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2018-11-09 22:58:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2018-11-09 22:58:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2018-11-09 22:58:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2018-11-09 22:58:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2018-11-09 22:58:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2018-11-09 22:58:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2018-11-09 22:58:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2018-11-09 22:58:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2018-11-09 22:58:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2018-11-09 22:58:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2018-11-09 22:58:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2018-11-09 22:58:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2018-11-09 22:58:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2018-11-09 22:58:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2018-11-09 22:58:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2018-11-09 22:58:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2018-11-09 22:58:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2018-11-09 22:58:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2018-11-09 22:58:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2018-11-09 22:58:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2018-11-09 22:58:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2018-11-09 22:58:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2018-11-09 22:58:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2018-11-09 22:58:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2018-11-09 22:58:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2018-11-09 22:58:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2018-11-09 22:58:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2018-11-09 22:58:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2018-11-09 22:58:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2018-11-09 22:58:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2018-11-09 22:58:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2018-11-09 22:58:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2018-11-09 22:58:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2018-11-09 22:58:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2018-11-09 22:58:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2018-11-09 22:58:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2018-11-09 22:58:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2018-11-09 22:58:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2018-11-09 22:58:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2018-11-09 22:58:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2018-11-09 22:58:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2018-11-09 22:58:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2018-11-09 22:58:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2018-11-09 22:58:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2018-11-09 22:58:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2018-11-09 22:58:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2018-11-09 22:58:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2018-11-09 22:58:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2018-11-09 22:58:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2018-11-09 22:58:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2018-11-09 22:58:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2018-11-09 22:58:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2018-11-09 22:58:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2018-11-09 22:58:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2018-11-09 22:58:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2018-11-09 22:58:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2018-11-09 22:58:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2018-11-09 22:58:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2018-11-09 22:58:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2018-11-09 22:58:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2018-11-09 22:58:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2018-11-09 22:58:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2018-11-09 22:58:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2018-11-09 22:58:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-09 22:58:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-09 22:58:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-09 22:58:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-09 22:58:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-09 22:58:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-09 22:58:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-09 22:58:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 22:58:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-09 22:58:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-09 22:58:28,306 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-09 22:58:28,623 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 22:58:28,640 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:28,640 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:28,640 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:28,641 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:28,641 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:28,642 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:28,642 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:28,642 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:28,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:58:28 BasicIcfg [2018-11-09 22:58:28,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 22:58:28,656 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-09 22:58:28,656 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-09 22:58:28,658 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-09 22:58:28,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:58:27" (1/3) ... [2018-11-09 22:58:28,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aac13ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:28, skipping insertion in model container [2018-11-09 22:58:28,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:28" (2/3) ... [2018-11-09 22:58:28,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aac13ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:28, skipping insertion in model container [2018-11-09 22:58:28,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:58:28" (3/3) ... [2018-11-09 22:58:28,661 INFO L112 eAbstractionObserver]: Analyzing ICFG lamport_true-unreach-call.i_BEv2 [2018-11-09 22:58:28,669 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-09 22:58:28,676 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-11-09 22:58:28,689 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-11-09 22:58:28,710 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-09 22:58:28,710 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-09 22:58:28,710 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-09 22:58:28,710 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-09 22:58:28,710 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-09 22:58:28,711 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-09 22:58:28,711 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-09 22:58:28,711 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-09 22:58:28,711 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-09 22:58:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2018-11-09 22:58:28,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-09 22:58:28,730 INFO L367 BasicCegarLoop]: Found error trace [2018-11-09 22:58:28,731 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-09 22:58:28,732 INFO L424 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, mainErr0INUSE_VIOLATION, mainErr1INUSE_VIOLATION]=== [2018-11-09 22:58:28,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:58:28,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1520148592, now seen corresponding path program 1 times [2018-11-09 22:58:28,738 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:58:28,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:58:28,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:58:28,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:58:28,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:58:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:58:28,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:58:28,850 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-09 22:58:28,856 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [389] [389] L691-1-->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 [2018-11-09 22:58:28,864 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] [2018-11-09 22:58:28,865 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] [2018-11-09 22:58:28,865 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] [2018-11-09 22:58:28,865 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] [2018-11-09 22:58:28,865 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] [2018-11-09 22:58:28,865 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] [2018-11-09 22:58:28,865 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] [2018-11-09 22:58:28,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] [2018-11-09 22:58:28,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] [2018-11-09 22:58:28,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] [2018-11-09 22:58:28,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] [2018-11-09 22:58:28,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] [2018-11-09 22:58:28,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] [2018-11-09 22:58:28,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] [2018-11-09 22:58:28,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] [2018-11-09 22:58:28,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] [2018-11-09 22:58:28,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] [2018-11-09 22:58:28,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] [2018-11-09 22:58:28,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] [2018-11-09 22:58:28,868 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] [2018-11-09 22:58:28,868 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] [2018-11-09 22:58:28,868 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] [2018-11-09 22:58:28,868 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] [2018-11-09 22:58:28,868 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] [2018-11-09 22:58:28,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] [2018-11-09 22:58:28,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] [2018-11-09 22:58:28,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] [2018-11-09 22:58:28,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] [2018-11-09 22:58:28,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] [2018-11-09 22:58:28,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] [2018-11-09 22:58:28,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] [2018-11-09 22:58:28,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] [2018-11-09 22:58:28,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] [2018-11-09 22:58:28,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] [2018-11-09 22:58:28,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] [2018-11-09 22:58:28,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] [2018-11-09 22:58:28,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier40,QUANTIFIED] [2018-11-09 22:58:28,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier38,QUANTIFIED] [2018-11-09 22:58:28,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier39,QUANTIFIED] [2018-11-09 22:58:28,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier41,QUANTIFIED] [2018-11-09 22:58:28,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier42,QUANTIFIED] [2018-11-09 22:58:28,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier37,QUANTIFIED] [2018-11-09 22:58:28,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier44,QUANTIFIED] [2018-11-09 22:58:28,872 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier47,QUANTIFIED] [2018-11-09 22:58:28,872 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier48,QUANTIFIED] [2018-11-09 22:58:28,872 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier46,QUANTIFIED] [2018-11-09 22:58:28,872 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier43,QUANTIFIED] [2018-11-09 22:58:28,872 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier45,QUANTIFIED] [2018-11-09 22:58:28,872 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier54,QUANTIFIED] [2018-11-09 22:58:28,873 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier49,QUANTIFIED] [2018-11-09 22:58:28,873 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier51,QUANTIFIED] [2018-11-09 22:58:28,873 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier53,QUANTIFIED] [2018-11-09 22:58:28,873 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier50,QUANTIFIED] [2018-11-09 22:58:28,873 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier52,QUANTIFIED] [2018-11-09 22:58:28,873 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier60,QUANTIFIED] [2018-11-09 22:58:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier57,QUANTIFIED] [2018-11-09 22:58:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier58,QUANTIFIED] [2018-11-09 22:58:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier59,QUANTIFIED] [2018-11-09 22:58:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier55,QUANTIFIED] [2018-11-09 22:58:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier56,QUANTIFIED] [2018-11-09 22:58:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier65,QUANTIFIED] [2018-11-09 22:58:28,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier66,QUANTIFIED] [2018-11-09 22:58:28,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier64,QUANTIFIED] [2018-11-09 22:58:28,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier61,QUANTIFIED] [2018-11-09 22:58:28,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier63,QUANTIFIED] [2018-11-09 22:58:28,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier62,QUANTIFIED] [2018-11-09 22:58:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier71,QUANTIFIED] [2018-11-09 22:58:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier72,QUANTIFIED] [2018-11-09 22:58:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,QUANTIFIED] [2018-11-09 22:58:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier69,QUANTIFIED] [2018-11-09 22:58:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier68,QUANTIFIED] [2018-11-09 22:58:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] [2018-11-09 22:58:28,884 INFO L285 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-11-09 22:58:28,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 10:58:28 BasicIcfg [2018-11-09 22:58:28,886 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-09 22:58:28,886 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 22:58:28,886 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 22:58:28,887 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 22:58:28,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:58:28" (3/4) ... [2018-11-09 22:58:28,888 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-09 22:58:28,889 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) [2018-11-09 22:58:28,890 INFO L168 Benchmark]: Toolchain (without parser) took 1036.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -99.0 MB). Peak memory consumption was 59.3 MB. Max. memory is 11.5 GB. [2018-11-09 22:58:28,891 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:58:28,892 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.61 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 925.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-09 22:58:28,892 INFO L168 Benchmark]: Boogie Preprocessor took 77.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 925.3 MB in the beginning and 1.2 GB in the end (delta: -227.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-09 22:58:28,893 INFO L168 Benchmark]: RCFGBuilder took 401.67 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: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. [2018-11-09 22:58:28,893 INFO L168 Benchmark]: TraceAbstraction took 230.54 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: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-11-09 22:58:28,894 INFO L168 Benchmark]: Witness Printer took 3.39 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. [2018-11-09 22:58:28,896 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.61 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 925.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 925.3 MB in the beginning and 1.2 GB in the end (delta: -227.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 401.67 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: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 230.54 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: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.39 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[freshIdentifier4,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[freshIdentifier2,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[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[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[freshIdentifier10,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[freshIdentifier12,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[freshIdentifier16,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[freshIdentifier14,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[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[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[freshIdentifier22,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[freshIdentifier28,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[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[freshIdentifier29,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[freshIdentifier36,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[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[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[freshIdentifier39,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[freshIdentifier42,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[freshIdentifier44,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[freshIdentifier48,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[freshIdentifier43,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[freshIdentifier54,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[freshIdentifier53,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[freshIdentifier52,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[freshIdentifier57,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[freshIdentifier59,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[freshIdentifier56,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[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[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[freshIdentifier62,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[freshIdentifier72,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,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[freshIdentifier68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 690]: assertion can be violated assertion can be violated We found a FailurePath: [L635] int x, y; VAL [\old(b1)=8, \old(b2)=15, \old(X)=9, \old(x)=10, \old(y)=17, b1=8, b2=15, freshIdentifier25=12, freshIdentifier26=11, freshIdentifier27=6, freshIdentifier28=7, freshIdentifier29=0, freshIdentifier30=1, x=0, X=9, y=0] [L636] int b1, b2; VAL [\old(b1)=8, \old(b2)=15, \old(X)=9, \old(x)=10, \old(y)=17, b1=0, b2=0, freshIdentifier37=12, freshIdentifier38=11, freshIdentifier39=6, freshIdentifier40=7, freshIdentifier41=0, freshIdentifier42=1, x=0, X=9, y=0] [L637] int X; VAL [\old(b1)=8, \old(b2)=15, \old(x)=10, \old(X)=9, \old(y)=17, b1=0, b2=0, freshIdentifier43=12, freshIdentifier44=11, freshIdentifier45=6, freshIdentifier46=7, freshIdentifier47=0, freshIdentifier48=1, x=0, X=0, y=0] [L691] FCALL pthread_t t1, t2; VAL [\old(b1)=0, \old(b2)=0, \old(x)=0, \old(X)=0, \old(y)=0, b1=0, b2=0, freshIdentifier67=12, freshIdentifier68=11, freshIdentifier69=6, freshIdentifier70=7, freshIdentifier71=0, freshIdentifier72=1, t1={16:0}, t2={14:0}, X=0, x=0, y=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 138 locations, 6 error locations. UNSAFE Result, 0.1s 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=86occurred 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 [2018-11-09 22:58:30,357 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 22:58:30,359 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 22:58:30,367 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 22:58:30,367 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 22:58:30,368 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 22:58:30,369 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 22:58:30,370 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 22:58:30,371 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 22:58:30,371 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 22:58:30,372 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 22:58:30,372 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 22:58:30,373 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 22:58:30,373 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 22:58:30,374 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 22:58:30,375 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 22:58:30,375 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 22:58:30,376 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 22:58:30,377 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 22:58:30,378 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 22:58:30,379 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 22:58:30,380 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 22:58:30,382 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 22:58:30,382 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 22:58:30,382 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 22:58:30,382 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 22:58:30,383 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 22:58:30,384 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 22:58:30,384 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 22:58:30,385 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 22:58:30,385 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 22:58:30,386 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 22:58:30,386 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 22:58:30,386 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 22:58:30,386 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 22:58:30,387 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 22:58:30,387 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-09 22:58:30,397 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 22:58:30,397 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 22:58:30,398 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 22:58:30,398 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 22:58:30,399 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 22:58:30,399 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 22:58:30,399 INFO L133 SettingsManager]: * Use SBE=true [2018-11-09 22:58:30,399 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 22:58:30,399 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 22:58:30,400 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 22:58:30,400 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 22:58:30,400 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 22:58:30,400 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 22:58:30,400 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 22:58:30,400 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-09 22:58:30,400 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-09 22:58:30,400 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 22:58:30,401 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 22:58:30,401 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 22:58:30,401 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 22:58:30,401 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-09 22:58:30,401 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 22:58:30,401 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-09 22:58:30,401 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-09 22:58:30,402 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 22:58:30,402 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 22:58:30,402 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 22:58:30,402 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-09 22:58:30,402 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 22:58:30,404 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-09 22:58:30,404 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-09 22:58:30,405 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_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/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 -> 66ad1ff9e8f4055d6bc44dc751cea83862f50a74 [2018-11-09 22:58:30,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 22:58:30,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 22:58:30,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 22:58:30,446 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 22:58:30,447 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 22:58:30,447 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i [2018-11-09 22:58:30,487 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/data/94dcf7f5d/4ada1a1538a1498ea9e0682178d2e2b7/FLAG9d38afd16 [2018-11-09 22:58:30,913 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 22:58:30,914 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i [2018-11-09 22:58:30,923 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/data/94dcf7f5d/4ada1a1538a1498ea9e0682178d2e2b7/FLAG9d38afd16 [2018-11-09 22:58:30,933 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/bin-2019/uautomizer/data/94dcf7f5d/4ada1a1538a1498ea9e0682178d2e2b7 [2018-11-09 22:58:30,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 22:58:30,935 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-09 22:58:30,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 22:58:30,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 22:58:30,939 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 22:58:30,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:30" (1/1) ... [2018-11-09 22:58:30,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75844c19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:30, skipping insertion in model container [2018-11-09 22:58:30,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:30" (1/1) ... [2018-11-09 22:58:30,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 22:58:30,979 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 22:58:31,182 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:58:31,186 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 22:58:31,221 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:58:31,273 INFO L193 MainTranslator]: Completed translation [2018-11-09 22:58:31,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:31 WrapperNode [2018-11-09 22:58:31,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 22:58:31,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 22:58:31,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 22:58:31,274 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 22:58:31,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:31" (1/1) ... [2018-11-09 22:58:31,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:31" (1/1) ... [2018-11-09 22:58:31,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:31" (1/1) ... [2018-11-09 22:58:31,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:31" (1/1) ... [2018-11-09 22:58:31,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:31" (1/1) ... [2018-11-09 22:58:31,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:31" (1/1) ... [2018-11-09 22:58:31,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:31" (1/1) ... [2018-11-09 22:58:31,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 22:58:31,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 22:58:31,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 22:58:31,357 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 22:58:31,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/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 [2018-11-09 22:58:31,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-09 22:58:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 22:58:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-09 22:58:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-09 22:58:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-09 22:58:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-09 22:58:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2018-11-09 22:58:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2018-11-09 22:58:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2018-11-09 22:58:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2018-11-09 22:58:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2018-11-09 22:58:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2018-11-09 22:58:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2018-11-09 22:58:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2018-11-09 22:58:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2018-11-09 22:58:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2018-11-09 22:58:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2018-11-09 22:58:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2018-11-09 22:58:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure time [2018-11-09 22:58:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2018-11-09 22:58:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2018-11-09 22:58:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2018-11-09 22:58:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2018-11-09 22:58:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2018-11-09 22:58:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2018-11-09 22:58:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2018-11-09 22:58:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2018-11-09 22:58:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2018-11-09 22:58:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2018-11-09 22:58:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2018-11-09 22:58:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2018-11-09 22:58:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2018-11-09 22:58:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2018-11-09 22:58:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2018-11-09 22:58:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2018-11-09 22:58:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2018-11-09 22:58:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2018-11-09 22:58:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2018-11-09 22:58:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2018-11-09 22:58:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2018-11-09 22:58:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2018-11-09 22:58:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2018-11-09 22:58:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2018-11-09 22:58:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2018-11-09 22:58:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2018-11-09 22:58:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2018-11-09 22:58:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2018-11-09 22:58:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2018-11-09 22:58:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2018-11-09 22:58:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2018-11-09 22:58:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2018-11-09 22:58:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2018-11-09 22:58:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2018-11-09 22:58:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2018-11-09 22:58:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2018-11-09 22:58:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2018-11-09 22:58:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2018-11-09 22:58:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2018-11-09 22:58:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2018-11-09 22:58:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2018-11-09 22:58:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2018-11-09 22:58:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2018-11-09 22:58:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2018-11-09 22:58:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2018-11-09 22:58:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2018-11-09 22:58:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2018-11-09 22:58:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2018-11-09 22:58:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2018-11-09 22:58:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2018-11-09 22:58:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2018-11-09 22:58:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2018-11-09 22:58:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2018-11-09 22:58:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2018-11-09 22:58:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2018-11-09 22:58:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2018-11-09 22:58:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2018-11-09 22:58:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2018-11-09 22:58:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2018-11-09 22:58:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2018-11-09 22:58:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2018-11-09 22:58:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2018-11-09 22:58:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2018-11-09 22:58:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2018-11-09 22:58:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2018-11-09 22:58:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2018-11-09 22:58:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2018-11-09 22:58:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2018-11-09 22:58:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2018-11-09 22:58:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2018-11-09 22:58:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2018-11-09 22:58:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2018-11-09 22:58:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2018-11-09 22:58:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2018-11-09 22:58:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2018-11-09 22:58:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2018-11-09 22:58:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2018-11-09 22:58:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2018-11-09 22:58:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2018-11-09 22:58:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2018-11-09 22:58:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2018-11-09 22:58:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2018-11-09 22:58:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2018-11-09 22:58:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2018-11-09 22:58:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2018-11-09 22:58:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2018-11-09 22:58:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2018-11-09 22:58:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2018-11-09 22:58:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2018-11-09 22:58:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2018-11-09 22:58:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2018-11-09 22:58:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2018-11-09 22:58:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2018-11-09 22:58:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2018-11-09 22:58:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2018-11-09 22:58:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2018-11-09 22:58:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2018-11-09 22:58:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2018-11-09 22:58:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2018-11-09 22:58:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2018-11-09 22:58:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2018-11-09 22:58:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2018-11-09 22:58:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2018-11-09 22:58:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2018-11-09 22:58:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2018-11-09 22:58:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2018-11-09 22:58:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2018-11-09 22:58:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2018-11-09 22:58:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2018-11-09 22:58:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2018-11-09 22:58:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2018-11-09 22:58:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2018-11-09 22:58:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2018-11-09 22:58:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2018-11-09 22:58:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2018-11-09 22:58:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2018-11-09 22:58:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2018-11-09 22:58:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2018-11-09 22:58:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2018-11-09 22:58:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2018-11-09 22:58:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2018-11-09 22:58:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2018-11-09 22:58:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2018-11-09 22:58:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2018-11-09 22:58:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2018-11-09 22:58:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2018-11-09 22:58:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2018-11-09 22:58:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2018-11-09 22:58:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2018-11-09 22:58:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2018-11-09 22:58:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2018-11-09 22:58:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2018-11-09 22:58:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-09 22:58:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-09 22:58:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-09 22:58:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-09 22:58:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-09 22:58:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-09 22:58:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-09 22:58:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 22:58:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-09 22:58:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-09 22:58:31,417 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-09 22:58:31,722 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 22:58:31,742 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:31,742 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:31,743 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:31,743 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:31,744 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:31,744 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:31,744 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:31,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:58:31,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:58:31 BasicIcfg [2018-11-09 22:58:31,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 22:58:31,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-09 22:58:31,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-09 22:58:31,781 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-09 22:58:31,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:58:30" (1/3) ... [2018-11-09 22:58:31,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72f0e4cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:31, skipping insertion in model container [2018-11-09 22:58:31,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:31" (2/3) ... [2018-11-09 22:58:31,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72f0e4cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:31, skipping insertion in model container [2018-11-09 22:58:31,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:58:31" (3/3) ... [2018-11-09 22:58:31,784 INFO L112 eAbstractionObserver]: Analyzing ICFG lamport_true-unreach-call.i_BEv2 [2018-11-09 22:58:31,789 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-09 22:58:31,795 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-11-09 22:58:31,804 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-11-09 22:58:31,820 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-09 22:58:31,821 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-09 22:58:31,821 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-09 22:58:31,821 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-09 22:58:31,821 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-09 22:58:31,821 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-09 22:58:31,821 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-09 22:58:31,821 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-09 22:58:31,821 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-09 22:58:31,834 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2018-11-09 22:58:31,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-09 22:58:31,838 INFO L367 BasicCegarLoop]: Found error trace [2018-11-09 22:58:31,838 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-09 22:58:31,839 INFO L424 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, mainErr0INUSE_VIOLATION, mainErr1INUSE_VIOLATION]=== [2018-11-09 22:58:31,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:58:31,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1520148592, now seen corresponding path program 1 times [2018-11-09 22:58:31,845 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-09 22:58:31,846 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e07e0bd7-0f89-46a9-aca4-9a35c6c09306/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 [2018-11-09 22:58:31,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:58:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:58:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:58:31,958 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-09 22:58:31,965 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [389] [389] L691-1-->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 [2018-11-09 22:58:31,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] [2018-11-09 22:58:31,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] [2018-11-09 22:58:31,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] [2018-11-09 22:58:31,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] [2018-11-09 22:58:31,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] [2018-11-09 22:58:31,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] [2018-11-09 22:58:31,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] [2018-11-09 22:58:31,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] [2018-11-09 22:58:31,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] [2018-11-09 22:58:31,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] [2018-11-09 22:58:31,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] [2018-11-09 22:58:31,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] [2018-11-09 22:58:31,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] [2018-11-09 22:58:31,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] [2018-11-09 22:58:31,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] [2018-11-09 22:58:31,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] [2018-11-09 22:58:31,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] [2018-11-09 22:58:31,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] [2018-11-09 22:58:31,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] [2018-11-09 22:58:31,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] [2018-11-09 22:58:31,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] [2018-11-09 22:58:31,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] [2018-11-09 22:58:31,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] [2018-11-09 22:58:31,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] [2018-11-09 22:58:31,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] [2018-11-09 22:58:31,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] [2018-11-09 22:58:31,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] [2018-11-09 22:58:31,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] [2018-11-09 22:58:31,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] [2018-11-09 22:58:31,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] [2018-11-09 22:58:31,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] [2018-11-09 22:58:31,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] [2018-11-09 22:58:31,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] [2018-11-09 22:58:31,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] [2018-11-09 22:58:31,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] [2018-11-09 22:58:31,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] [2018-11-09 22:58:31,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier41,QUANTIFIED] [2018-11-09 22:58:31,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier42,QUANTIFIED] [2018-11-09 22:58:31,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier37,QUANTIFIED] [2018-11-09 22:58:31,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier38,QUANTIFIED] [2018-11-09 22:58:31,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier39,QUANTIFIED] [2018-11-09 22:58:31,983 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier40,QUANTIFIED] [2018-11-09 22:58:31,983 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier48,QUANTIFIED] [2018-11-09 22:58:31,983 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier47,QUANTIFIED] [2018-11-09 22:58:31,983 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier43,QUANTIFIED] [2018-11-09 22:58:31,983 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier46,QUANTIFIED] [2018-11-09 22:58:31,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier44,QUANTIFIED] [2018-11-09 22:58:31,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier45,QUANTIFIED] [2018-11-09 22:58:31,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier51,QUANTIFIED] [2018-11-09 22:58:31,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier49,QUANTIFIED] [2018-11-09 22:58:31,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier53,QUANTIFIED] [2018-11-09 22:58:31,985 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier50,QUANTIFIED] [2018-11-09 22:58:31,985 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier52,QUANTIFIED] [2018-11-09 22:58:31,985 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier54,QUANTIFIED] [2018-11-09 22:58:31,985 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier55,QUANTIFIED] [2018-11-09 22:58:31,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier60,QUANTIFIED] [2018-11-09 22:58:31,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier59,QUANTIFIED] [2018-11-09 22:58:31,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier57,QUANTIFIED] [2018-11-09 22:58:31,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier56,QUANTIFIED] [2018-11-09 22:58:31,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier58,QUANTIFIED] [2018-11-09 22:58:31,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier64,QUANTIFIED] [2018-11-09 22:58:31,987 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier61,QUANTIFIED] [2018-11-09 22:58:31,987 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier65,QUANTIFIED] [2018-11-09 22:58:31,987 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier66,QUANTIFIED] [2018-11-09 22:58:31,987 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier62,QUANTIFIED] [2018-11-09 22:58:31,987 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier63,QUANTIFIED] [2018-11-09 22:58:31,988 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,QUANTIFIED] [2018-11-09 22:58:31,988 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier72,QUANTIFIED] [2018-11-09 22:58:31,988 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] [2018-11-09 22:58:31,988 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier69,QUANTIFIED] [2018-11-09 22:58:31,988 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier71,QUANTIFIED] [2018-11-09 22:58:31,989 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier68,QUANTIFIED] [2018-11-09 22:58:32,003 INFO L285 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-11-09 22:58:32,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 10:58:32 BasicIcfg [2018-11-09 22:58:32,006 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-09 22:58:32,006 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 22:58:32,006 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 22:58:32,007 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 22:58:32,007 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:58:31" (3/4) ... [2018-11-09 22:58:32,009 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-09 22:58:32,010 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) [2018-11-09 22:58:32,012 INFO L168 Benchmark]: Toolchain (without parser) took 1076.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -91.6 MB). Peak memory consumption was 62.0 MB. Max. memory is 11.5 GB. [2018-11-09 22:58:32,013 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-09 22:58:32,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.91 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-09 22:58:32,014 INFO L168 Benchmark]: Boogie Preprocessor took 82.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 912.2 MB in the beginning and 1.1 GB in the end (delta: -234.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-09 22:58:32,014 INFO L168 Benchmark]: RCFGBuilder took 421.19 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: 71.6 MB). Peak memory consumption was 71.6 MB. Max. memory is 11.5 GB. [2018-11-09 22:58:32,015 INFO L168 Benchmark]: TraceAbstraction took 227.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-11-09 22:58:32,015 INFO L168 Benchmark]: Witness Printer took 4.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:58:32,018 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 337.91 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 82.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 912.2 MB in the beginning and 1.1 GB in the end (delta: -234.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 421.19 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: 71.6 MB). Peak memory consumption was 71.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 227.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.77 ms. Allocated memory is still 1.2 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[freshIdentifier4,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[freshIdentifier5,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[freshIdentifier1,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[freshIdentifier8,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[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[freshIdentifier11,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[freshIdentifier15,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[freshIdentifier17,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[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[freshIdentifier24,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[freshIdentifier25,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[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[freshIdentifier26,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[freshIdentifier33,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[freshIdentifier34,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[freshIdentifier41,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[freshIdentifier37,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[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[freshIdentifier47,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[freshIdentifier46,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[freshIdentifier45,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[freshIdentifier49,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[freshIdentifier50,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[freshIdentifier54,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[freshIdentifier60,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[freshIdentifier57,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[freshIdentifier58,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[freshIdentifier61,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[freshIdentifier66,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[freshIdentifier63,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,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[freshIdentifier69,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[freshIdentifier68,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 690]: assertion can be violated assertion can be violated We found a FailurePath: [L635] int x, y; VAL [\old(b1)=8, \old(b2)=10, \old(X)=14, \old(x)=15, \old(y)=13, b1=8, b2=10, freshIdentifier25=11, freshIdentifier26=12, freshIdentifier27=5, freshIdentifier28=7, freshIdentifier29=0, freshIdentifier30=1, x=0, X=14, y=0] [L636] int b1, b2; VAL [\old(b1)=8, \old(b2)=10, \old(X)=14, \old(x)=15, \old(y)=13, b1=0, b2=0, freshIdentifier37=11, freshIdentifier38=12, freshIdentifier39=5, freshIdentifier40=7, freshIdentifier41=0, freshIdentifier42=1, X=14, x=0, y=0] [L637] int X; VAL [\old(b1)=8, \old(b2)=10, \old(X)=14, \old(x)=15, \old(y)=13, b1=0, b2=0, freshIdentifier43=11, freshIdentifier44=12, freshIdentifier45=5, freshIdentifier46=7, freshIdentifier47=0, freshIdentifier48=1, X=0, x=0, y=0] [L691] FCALL pthread_t t1, t2; VAL [\old(b1)=0, \old(b2)=0, \old(X)=0, \old(x)=0, \old(y)=0, b1=0, b2=0, freshIdentifier67=11, freshIdentifier68=12, freshIdentifier69=5, freshIdentifier70=7, freshIdentifier71=0, freshIdentifier72=1, t1={16:0}, t2={17:0}, X=0, x=0, y=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 138 locations, 6 error locations. UNSAFE Result, 0.1s 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=86occurred 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...