./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stack-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a20575e6b50ad553ca0b33bab4559affce455d76 ...................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a20575e6b50ad553ca0b33bab4559affce455d76 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:37:21,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:37:21,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:37:21,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:37:21,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:37:21,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:37:21,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:37:21,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:37:21,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:37:21,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:37:21,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:37:21,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:37:21,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:37:21,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:37:21,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:37:21,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:37:21,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:37:21,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:37:21,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:37:21,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:37:21,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:37:21,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:37:21,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:37:21,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:37:21,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:37:21,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:37:21,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:37:21,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:37:21,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:37:21,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:37:21,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:37:21,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:37:21,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:37:21,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:37:21,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:37:21,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:37:21,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:37:21,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:37:21,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:37:21,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:37:21,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:37:21,250 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:37:21,294 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:37:21,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:37:21,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:37:21,296 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:37:21,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:37:21,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:37:21,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:37:21,297 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:37:21,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:37:21,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:37:21,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:37:21,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:37:21,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:37:21,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:37:21,300 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:37:21,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:37:21,300 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:37:21,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:37:21,300 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:37:21,301 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:37:21,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:37:21,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:37:21,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:37:21,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:37:21,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:37:21,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:37:21,302 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:37:21,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:37:21,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:37:21,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a20575e6b50ad553ca0b33bab4559affce455d76 [2020-11-28 04:37:21,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:37:21,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:37:21,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:37:21,635 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:37:21,636 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:37:21,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stack-1.i [2020-11-28 04:37:21,717 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/data/919217745/9726be9d2b9646cd975b3122cd19563f/FLAG1f5dd761e [2020-11-28 04:37:22,301 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:37:22,302 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/sv-benchmarks/c/seq-pthread/cs_stack-1.i [2020-11-28 04:37:22,336 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/data/919217745/9726be9d2b9646cd975b3122cd19563f/FLAG1f5dd761e [2020-11-28 04:37:22,535 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/data/919217745/9726be9d2b9646cd975b3122cd19563f [2020-11-28 04:37:22,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:37:22,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:37:22,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:22,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:37:22,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:37:22,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:22,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b79e375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22, skipping insertion in model container [2020-11-28 04:37:22,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:22,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:37:22,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:37:23,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:23,342 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:37:23,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:23,658 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:37:23,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23 WrapperNode [2020-11-28 04:37:23,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:23,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:23,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:37:23,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:37:23,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23" (1/1) ... [2020-11-28 04:37:23,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23" (1/1) ... [2020-11-28 04:37:23,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:23,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:37:23,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:37:23,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:37:23,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23" (1/1) ... [2020-11-28 04:37:23,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23" (1/1) ... [2020-11-28 04:37:23,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23" (1/1) ... [2020-11-28 04:37:23,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23" (1/1) ... [2020-11-28 04:37:23,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23" (1/1) ... [2020-11-28 04:37:23,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23" (1/1) ... [2020-11-28 04:37:23,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23" (1/1) ... [2020-11-28 04:37:23,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:37:23,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:37:23,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:37:23,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:37:23,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-11-28 04:37:24,004 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:37:24,004 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:37:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:37:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-11-28 04:37:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-11-28 04:37:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:37:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:37:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-28 04:37:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-11-28 04:37:24,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-11-28 04:37:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:37:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:37:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2020-11-28 04:37:24,008 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2020-11-28 04:37:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:37:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-28 04:37:24,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-28 04:37:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-11-28 04:37:24,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-11-28 04:37:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:37:24,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:37:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-11-28 04:37:24,010 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-11-28 04:37:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-28 04:37:24,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-28 04:37:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:37:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:37:24,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:37:24,399 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:37:24,400 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-11-28 04:37:24,435 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:37:24,436 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256; [2020-11-28 04:37:24,436 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0 != ~__CS_ret~0 % 256; [2020-11-28 04:37:24,436 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:37:24,436 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:37:24,436 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L933: SUMMARY for call __CS_cs(); srcloc: null [2020-11-28 04:37:24,437 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L933-1: assume 0 != ~__CS_ret~0 % 256; [2020-11-28 04:37:24,437 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L933-1: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:37:24,437 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256; [2020-11-28 04:37:25,039 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:37:25,039 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-11-28 04:37:25,040 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:37:25,040 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-11-28 04:37:25,040 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:37:25,040 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-11-28 04:37:25,040 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:37:25,040 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-11-28 04:37:25,041 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1005: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-11-28 04:37:25,041 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1005: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2020-11-28 04:37:25,041 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L989-2: SUMMARY for call __CS_cs(); srcloc: null [2020-11-28 04:37:25,041 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-11-28 04:37:25,041 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:37:35,620 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:37:35,627 INFO L168 Benchmark]: Toolchain (without parser) took 13084.48 ms. Allocated memory was 83.9 MB in the beginning and 121.6 MB in the end (delta: 37.7 MB). Free memory was 47.7 MB in the beginning and 48.7 MB in the end (delta: -1.0 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:35,629 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 83.9 MB. Free memory was 63.2 MB in the beginning and 63.2 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:35,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1119.33 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 47.5 MB in the beginning and 54.6 MB in the end (delta: -7.1 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:35,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.42 ms. Allocated memory is still 100.7 MB. Free memory was 54.6 MB in the beginning and 49.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:35,634 INFO L168 Benchmark]: Boogie Preprocessor took 128.32 ms. Allocated memory is still 100.7 MB. Free memory was 49.8 MB in the beginning and 45.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:35,635 INFO L168 Benchmark]: RCFGBuilder took 11694.49 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 45.0 MB in the beginning and 48.7 MB in the end (delta: -3.7 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:35,639 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 83.9 MB. Free memory was 63.2 MB in the beginning and 63.2 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1119.33 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 47.5 MB in the beginning and 54.6 MB in the end (delta: -7.1 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 136.42 ms. Allocated memory is still 100.7 MB. Free memory was 54.6 MB in the beginning and 49.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 128.32 ms. Allocated memory is still 100.7 MB. Free memory was 49.8 MB in the beginning and 45.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 11694.49 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 45.0 MB in the beginning and 48.7 MB in the end (delta: -3.7 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:37:38,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:37:38,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:37:38,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:37:38,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:37:38,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:37:38,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:37:38,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:37:38,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:37:38,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:37:38,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:37:38,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:37:38,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:37:38,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:37:38,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:37:38,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:37:38,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:37:38,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:37:38,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:37:38,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:37:38,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:37:38,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:37:38,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:37:38,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:37:38,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:37:38,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:37:38,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:37:38,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:37:38,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:37:38,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:37:38,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:37:38,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:37:38,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:37:38,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:37:38,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:37:38,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:37:38,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:37:38,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:37:38,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:37:38,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:37:38,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:37:38,360 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:37:38,428 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:37:38,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:37:38,431 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:37:38,432 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:37:38,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:37:38,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:37:38,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:37:38,434 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:37:38,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:37:38,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:37:38,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:37:38,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:37:38,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:37:38,437 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:37:38,437 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:37:38,437 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:37:38,437 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:37:38,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:37:38,438 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:37:38,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:37:38,438 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:37:38,439 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:37:38,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:37:38,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:37:38,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:37:38,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:37:38,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:37:38,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:37:38,440 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:37:38,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:37:38,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:37:38,441 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:37:38,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:37:38,442 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a20575e6b50ad553ca0b33bab4559affce455d76 [2020-11-28 04:37:38,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:37:38,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:37:38,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:37:38,887 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:37:38,888 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:37:38,889 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stack-1.i [2020-11-28 04:37:38,982 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/data/cd0b655d0/1e47aa4e286a4c719858eaececed81eb/FLAGd81dbc31e [2020-11-28 04:37:39,686 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:37:39,687 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/sv-benchmarks/c/seq-pthread/cs_stack-1.i [2020-11-28 04:37:39,715 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/data/cd0b655d0/1e47aa4e286a4c719858eaececed81eb/FLAGd81dbc31e [2020-11-28 04:37:39,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/data/cd0b655d0/1e47aa4e286a4c719858eaececed81eb [2020-11-28 04:37:39,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:37:39,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:37:39,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:39,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:37:39,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:37:39,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:39" (1/1) ... [2020-11-28 04:37:39,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@562f8268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:39, skipping insertion in model container [2020-11-28 04:37:39,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:39" (1/1) ... [2020-11-28 04:37:39,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:37:39,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:37:40,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:40,728 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:37:40,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:41,135 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:37:41,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41 WrapperNode [2020-11-28 04:37:41,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:41,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:41,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:37:41,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:37:41,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41" (1/1) ... [2020-11-28 04:37:41,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41" (1/1) ... [2020-11-28 04:37:41,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:41,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:37:41,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:37:41,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:37:41,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41" (1/1) ... [2020-11-28 04:37:41,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41" (1/1) ... [2020-11-28 04:37:41,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41" (1/1) ... [2020-11-28 04:37:41,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41" (1/1) ... [2020-11-28 04:37:41,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41" (1/1) ... [2020-11-28 04:37:41,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41" (1/1) ... [2020-11-28 04:37:41,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41" (1/1) ... [2020-11-28 04:37:41,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:37:41,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:37:41,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:37:41,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:37:41,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba244425-8570-458c-96f4-dc5ececf19f1/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-11-28 04:37:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-28 04:37:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:37:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:37:41,456 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:37:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:37:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-11-28 04:37:41,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-11-28 04:37:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:37:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-28 04:37:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:37:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:37:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-28 04:37:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:37:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:37:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-11-28 04:37:41,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-11-28 04:37:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2020-11-28 04:37:41,458 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2020-11-28 04:37:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:37:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-28 04:37:41,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-28 04:37:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-11-28 04:37:41,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-11-28 04:37:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:37:41,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:37:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-11-28 04:37:41,460 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-11-28 04:37:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-28 04:37:41,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-28 04:37:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:37:41,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:37:41,949 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:37:41,949 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32; [2020-11-28 04:37:42,025 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:37:42,025 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2020-11-28 04:37:42,026 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2020-11-28 04:37:42,026 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:37:42,026 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:37:42,026 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L933: SUMMARY for call __CS_cs(); srcloc: null [2020-11-28 04:37:42,026 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L933-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2020-11-28 04:37:42,026 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L933-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:37:42,026 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2020-11-28 04:37:42,627 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:37:42,627 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);push_#res := 0bv32; [2020-11-28 04:37:42,628 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:37:42,628 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2020-11-28 04:37:42,628 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:37:42,628 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2020-11-28 04:37:42,628 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:37:42,628 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2020-11-28 04:37:42,629 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1005: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2020-11-28 04:37:42,629 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1005: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));pop_#res := 0bv32; [2020-11-28 04:37:42,629 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L989-2: SUMMARY for call __CS_cs(); srcloc: null [2020-11-28 04:37:42,629 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);push_#res := 0bv32; [2020-11-28 04:37:42,629 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:37:53,542 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:37:53,547 INFO L168 Benchmark]: Toolchain (without parser) took 13655.72 ms. Allocated memory was 67.1 MB in the beginning and 100.7 MB in the end (delta: 33.6 MB). Free memory was 44.8 MB in the beginning and 56.5 MB in the end (delta: -11.7 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,547 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 67.1 MB. Free memory was 48.2 MB in the beginning and 48.2 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:53,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1248.08 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 44.6 MB in the beginning and 39.3 MB in the end (delta: 5.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.68 ms. Allocated memory is still 83.9 MB. Free memory was 39.3 MB in the beginning and 58.2 MB in the end (delta: -18.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,550 INFO L168 Benchmark]: Boogie Preprocessor took 104.95 ms. Allocated memory is still 83.9 MB. Free memory was 58.2 MB in the beginning and 53.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,551 INFO L168 Benchmark]: RCFGBuilder took 12166.76 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 53.1 MB in the beginning and 56.5 MB in the end (delta: -3.4 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 67.1 MB. Free memory was 48.2 MB in the beginning and 48.2 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1248.08 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 44.6 MB in the beginning and 39.3 MB in the end (delta: 5.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 130.68 ms. Allocated memory is still 83.9 MB. Free memory was 39.3 MB in the beginning and 58.2 MB in the end (delta: -18.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 104.95 ms. Allocated memory is still 83.9 MB. Free memory was 58.2 MB in the beginning and 53.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12166.76 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 53.1 MB in the beginning and 56.5 MB in the end (delta: -3.4 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...