./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/01_inc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/01_inc.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4d91aa845889f03c833da32b972f2eb6326d7db9 ................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/01_inc.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4d91aa845889f03c833da32b972f2eb6326d7db9 .................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:58:51,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:51,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:51,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:51,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:51,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:51,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:51,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:51,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:51,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:51,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:51,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:51,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:51,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:51,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:51,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:51,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:51,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:51,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:51,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:51,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:51,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:51,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:51,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:51,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:51,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:51,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:51,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:51,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:51,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:51,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:51,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:51,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:51,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:51,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:51,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:51,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:51,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:51,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:51,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:51,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:51,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:58:51,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:51,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:51,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:51,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:51,479 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:51,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:51,479 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:58:51,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:58:51,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:58:51,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:51,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:58:51,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:58:51,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:58:51,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:58:51,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:51,481 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:51,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:58:51,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:51,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:51,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:58:51,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:58:51,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:51,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:51,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:58:51,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:58:51,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:58:51,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:58:51,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:58:51,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d91aa845889f03c833da32b972f2eb6326d7db9 [2019-10-22 08:58:51,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:51,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:51,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:51,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:51,542 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:51,543 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/01_inc.i [2019-10-22 08:58:51,589 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/data/d0728225c/1e533efedd31460f9e285ff649be1bcb/FLAGbe6000f21 [2019-10-22 08:58:52,107 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:52,107 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/sv-benchmarks/c/pthread-ext/01_inc.i [2019-10-22 08:58:52,120 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/data/d0728225c/1e533efedd31460f9e285ff649be1bcb/FLAGbe6000f21 [2019-10-22 08:58:52,397 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/data/d0728225c/1e533efedd31460f9e285ff649be1bcb [2019-10-22 08:58:52,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:52,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:52,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:52,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:52,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:52,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e6f6c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52, skipping insertion in model container [2019-10-22 08:58:52,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,413 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:52,454 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:52,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:52,809 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:52,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:52,902 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:52,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52 WrapperNode [2019-10-22 08:58:52,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:52,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:52,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:52,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:52,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:52,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:52,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:52,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:52,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (1/1) ... [2019-10-22 08:58:52,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:52,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:52,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:52,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:52,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 08:58:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 08:58:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:58:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:58:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:58:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:53,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:53,035 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:58:53,133 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 08:58:53,134 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 08:58:53,134 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 08:58:53,279 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:53,280 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-22 08:58:53,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:53 BoogieIcfgContainer [2019-10-22 08:58:53,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:53,282 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:58:53,282 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:58:53,285 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:58:53,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:58:52" (1/3) ... [2019-10-22 08:58:53,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28dcba9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:53, skipping insertion in model container [2019-10-22 08:58:53,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:52" (2/3) ... [2019-10-22 08:58:53,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28dcba9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:53, skipping insertion in model container [2019-10-22 08:58:53,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:53" (3/3) ... [2019-10-22 08:58:53,290 INFO L109 eAbstractionObserver]: Analyzing ICFG 01_inc.i [2019-10-22 08:58:53,319 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,319 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,320 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,320 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,320 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,321 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,321 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,322 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,322 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,322 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,322 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,323 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,323 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:53,330 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:58:53,330 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:58:53,337 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:58:53,347 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:58:53,364 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:58:53,364 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:58:53,364 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:58:53,364 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:53,364 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:53,364 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:58:53,364 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:53,364 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:58:53,371 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 30 transitions [2019-10-22 08:58:53,382 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java: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) [2019-10-22 08:58:53,392 INFO L168 Benchmark]: Toolchain (without parser) took 991.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 939.1 MB in the beginning and 1.0 GB in the end (delta: -105.9 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:53,393 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:53,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 502.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -141.5 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:53,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:53,397 INFO L168 Benchmark]: Boogie Preprocessor took 27.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:53,397 INFO L168 Benchmark]: RCFGBuilder took 307.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:53,398 INFO L168 Benchmark]: TraceAbstraction took 108.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:53,401 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 502.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -141.5 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 307.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 108.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 08:58:55,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:55,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:55,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:55,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:55,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:55,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:55,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:55,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:55,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:55,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:55,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:55,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:55,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:55,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:55,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:55,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:55,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:55,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:55,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:55,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:55,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:55,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:55,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:55,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:55,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:55,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:55,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:55,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:55,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:55,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:55,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:55,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:55,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:55,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:55,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:55,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:55,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:55,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:55,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:55,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:55,517 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-10-22 08:58:55,542 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:55,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:55,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:55,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:55,543 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:55,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:55,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:58:55,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:58:55,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:55,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:58:55,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:58:55,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:58:55,544 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 08:58:55,544 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 08:58:55,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:58:55,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:55,545 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:55,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:58:55,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:55,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:55,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:58:55,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:58:55,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:55,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:55,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:58:55,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:58:55,546 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 08:58:55,547 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 08:58:55,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:58:55,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:58:55,547 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d91aa845889f03c833da32b972f2eb6326d7db9 [2019-10-22 08:58:55,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:55,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:55,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:55,588 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:55,589 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:55,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/01_inc.i [2019-10-22 08:58:55,640 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/data/9c4bea273/96281326e4a1455cb8a5d69218736341/FLAG8376d245a [2019-10-22 08:58:56,082 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:56,083 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/sv-benchmarks/c/pthread-ext/01_inc.i [2019-10-22 08:58:56,096 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/data/9c4bea273/96281326e4a1455cb8a5d69218736341/FLAG8376d245a [2019-10-22 08:58:56,419 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/data/9c4bea273/96281326e4a1455cb8a5d69218736341 [2019-10-22 08:58:56,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:56,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:56,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:56,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:56,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:56,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:56" (1/1) ... [2019-10-22 08:58:56,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363bcde5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:56, skipping insertion in model container [2019-10-22 08:58:56,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:56" (1/1) ... [2019-10-22 08:58:56,438 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:56,480 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:56,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:56,938 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:56,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:57,043 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:57,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57 WrapperNode [2019-10-22 08:58:57,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:57,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:57,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:57,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:57,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:57,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:57,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:57,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:57,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:57,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:57,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:57,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:57,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ae13262-af07-4b25-81ea-120d192ca7cf/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 08:58:57,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 08:58:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:58:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:58:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 08:58:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:57,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:57,183 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:58:57,298 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 08:58:57,299 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 08:58:57,299 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 08:58:57,442 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:57,442 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-22 08:58:57,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:57 BoogieIcfgContainer [2019-10-22 08:58:57,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:57,444 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:58:57,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:58:57,447 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:58:57,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:58:56" (1/3) ... [2019-10-22 08:58:57,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bcf42d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:57, skipping insertion in model container [2019-10-22 08:58:57,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (2/3) ... [2019-10-22 08:58:57,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bcf42d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:57, skipping insertion in model container [2019-10-22 08:58:57,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:57" (3/3) ... [2019-10-22 08:58:57,450 INFO L109 eAbstractionObserver]: Analyzing ICFG 01_inc.i [2019-10-22 08:58:57,478 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,478 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,478 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,479 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,479 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,479 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,479 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,480 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,480 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,480 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,480 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,481 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,481 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:57,488 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:58:57,488 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:58:57,494 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:58:57,504 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:58:57,522 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:58:57,522 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:58:57,522 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:58:57,522 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:57,522 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:57,522 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:58:57,523 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:57,523 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:58:57,531 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 30 transitions [2019-10-22 08:58:57,547 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java: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) [2019-10-22 08:58:57,552 INFO L168 Benchmark]: Toolchain (without parser) took 1128.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -164.9 MB). Peak memory consumption was 2.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:57,553 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:57,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:57,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.79 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:57,555 INFO L168 Benchmark]: Boogie Preprocessor took 33.33 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. [2019-10-22 08:58:57,555 INFO L168 Benchmark]: RCFGBuilder took 315.25 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: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:57,556 INFO L168 Benchmark]: TraceAbstraction took 105.49 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:57,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 619.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.79 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.33 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. * RCFGBuilder took 315.25 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: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 105.49 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...