./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bbdae6b0a023f51bda4bea5230be5a718dfdb4a .................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bbdae6b0a023f51bda4bea5230be5a718dfdb4a ........................................................................................................................................................................................................................................ 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 0.1.23-635dfa2 [2018-12-01 14:44:48,574 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 14:44:48,575 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 14:44:48,581 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 14:44:48,582 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 14:44:48,582 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 14:44:48,583 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 14:44:48,584 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 14:44:48,584 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 14:44:48,585 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 14:44:48,585 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 14:44:48,585 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 14:44:48,586 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 14:44:48,586 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 14:44:48,587 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 14:44:48,587 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 14:44:48,588 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 14:44:48,589 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 14:44:48,590 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 14:44:48,590 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 14:44:48,591 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 14:44:48,591 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 14:44:48,593 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 14:44:48,593 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 14:44:48,593 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 14:44:48,593 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 14:44:48,594 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 14:44:48,594 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 14:44:48,595 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 14:44:48,595 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 14:44:48,595 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 14:44:48,596 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 14:44:48,596 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 14:44:48,596 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 14:44:48,597 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 14:44:48,597 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 14:44:48,597 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 14:44:48,604 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 14:44:48,605 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 14:44:48,605 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 14:44:48,605 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 14:44:48,606 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 14:44:48,606 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 14:44:48,606 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 14:44:48,606 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 14:44:48,606 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 14:44:48,606 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 14:44:48,606 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 14:44:48,607 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 14:44:48,607 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 14:44:48,607 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 14:44:48,607 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 14:44:48,607 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 14:44:48,607 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 14:44:48,607 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 14:44:48,607 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 14:44:48,608 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 14:44:48,608 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 14:44:48,608 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 14:44:48,608 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 14:44:48,608 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 14:44:48,608 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 14:44:48,608 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 14:44:48,608 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 14:44:48,609 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 14:44:48,609 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 14:44:48,609 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 14:44:48,609 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bbdae6b0a023f51bda4bea5230be5a718dfdb4a [2018-12-01 14:44:48,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 14:44:48,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 14:44:48,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 14:44:48,636 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 14:44:48,637 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 14:44:48,637 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i [2018-12-01 14:44:48,673 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/data/9fa3212d1/02eb45a7c9f24ebc8fa0e73f7e34cead/FLAG6fc6e26c8 [2018-12-01 14:44:49,126 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 14:44:49,126 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i [2018-12-01 14:44:49,134 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/data/9fa3212d1/02eb45a7c9f24ebc8fa0e73f7e34cead/FLAG6fc6e26c8 [2018-12-01 14:44:49,142 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/data/9fa3212d1/02eb45a7c9f24ebc8fa0e73f7e34cead [2018-12-01 14:44:49,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 14:44:49,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 14:44:49,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 14:44:49,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 14:44:49,147 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 14:44:49,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ceaa519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49, skipping insertion in model container [2018-12-01 14:44:49,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 14:44:49,173 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 14:44:49,333 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:44:49,340 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 14:44:49,408 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:44:49,439 INFO L195 MainTranslator]: Completed translation [2018-12-01 14:44:49,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49 WrapperNode [2018-12-01 14:44:49,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 14:44:49,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 14:44:49,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 14:44:49,440 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 14:44:49,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 14:44:49,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 14:44:49,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 14:44:49,470 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 14:44:49,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (1/1) ... [2018-12-01 14:44:49,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 14:44:49,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 14:44:49,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 14:44:49,488 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 14:44:49,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 14:44:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 14:44:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-01 14:44:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-01 14:44:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 14:44:49,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 14:44:49,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 14:44:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 14:44:49,522 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-01 14:44:49,584 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-01 14:44:49,584 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-01 14:44:49,584 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-01 14:44:49,640 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 14:44:49,640 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-01 14:44:49,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:44:49 BoogieIcfgContainer [2018-12-01 14:44:49,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 14:44:49,641 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 14:44:49,641 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 14:44:49,644 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 14:44:49,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 02:44:49" (1/3) ... [2018-12-01 14:44:49,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ed4ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:44:49, skipping insertion in model container [2018-12-01 14:44:49,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:49" (2/3) ... [2018-12-01 14:44:49,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ed4ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:44:49, skipping insertion in model container [2018-12-01 14:44:49,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:44:49" (3/3) ... [2018-12-01 14:44:49,646 INFO L112 eAbstractionObserver]: Analyzing ICFG 01_inc_true-unreach-call.i [2018-12-01 14:44:49,667 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,667 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,668 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,668 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,668 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:49,675 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-01 14:44:49,675 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 14:44:49,679 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-01 14:44:49,689 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-01 14:44:49,703 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 14:44:49,704 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 14:44:49,704 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 14:44:49,704 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 14:44:49,704 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 14:44:49,704 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 14:44:49,704 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 14:44:49,704 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 14:44:49,705 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 14:44:49,711 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28places, 30 transitions [2018-12-01 14:44:49,721 FATAL L292 ToolchainWalker]: 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:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2018-12-01 14:44:49,723 INFO L168 Benchmark]: Toolchain (without parser) took 578.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -121.2 MB). Peak memory consumption was 2.0 MB. Max. memory is 11.5 GB. [2018-12-01 14:44:49,725 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:44:49,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -148.7 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-01 14:44:49,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:44:49,726 INFO L168 Benchmark]: Boogie Preprocessor took 17.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:44:49,726 INFO L168 Benchmark]: RCFGBuilder took 152.43 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: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-12-01 14:44:49,727 INFO L168 Benchmark]: TraceAbstraction took 81.52 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2018-12-01 14:44:49,729 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 294.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -148.7 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.87 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. * Boogie Preprocessor took 17.68 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 152.43 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: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 81.52 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: 8.5 MB). Peak memory consumption was 8.5 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:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-01 14:44:51,014 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 14:44:51,015 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 14:44:51,021 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 14:44:51,021 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 14:44:51,021 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 14:44:51,022 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 14:44:51,023 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 14:44:51,023 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 14:44:51,024 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 14:44:51,024 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 14:44:51,024 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 14:44:51,025 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 14:44:51,025 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 14:44:51,026 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 14:44:51,026 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 14:44:51,027 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 14:44:51,027 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 14:44:51,028 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 14:44:51,029 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 14:44:51,029 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 14:44:51,030 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 14:44:51,031 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 14:44:51,031 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 14:44:51,031 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 14:44:51,032 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 14:44:51,032 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 14:44:51,032 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 14:44:51,033 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 14:44:51,033 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 14:44:51,033 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 14:44:51,034 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 14:44:51,034 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 14:44:51,034 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 14:44:51,034 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 14:44:51,035 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 14:44:51,035 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-01 14:44:51,042 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 14:44:51,042 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 14:44:51,043 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 14:44:51,043 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 14:44:51,043 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 14:44:51,043 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 14:44:51,043 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 14:44:51,043 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 14:44:51,043 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 14:44:51,044 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 14:44:51,045 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 14:44:51,045 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 14:44:51,045 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 14:44:51,045 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 14:44:51,045 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 14:44:51,045 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 14:44:51,045 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 14:44:51,045 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 14:44:51,045 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-01 14:44:51,045 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 14:44:51,045 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 14:44:51,046 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 14:44:51,046 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bbdae6b0a023f51bda4bea5230be5a718dfdb4a [2018-12-01 14:44:51,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 14:44:51,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 14:44:51,072 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 14:44:51,073 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 14:44:51,073 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 14:44:51,073 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i [2018-12-01 14:44:51,107 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/data/fc31a321d/b7acfc810821415fab5e607f91f269d5/FLAG7307e8562 [2018-12-01 14:44:51,535 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 14:44:51,536 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/sv-benchmarks/c/pthread-ext/01_inc_true-unreach-call.i [2018-12-01 14:44:51,544 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/data/fc31a321d/b7acfc810821415fab5e607f91f269d5/FLAG7307e8562 [2018-12-01 14:44:51,552 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/data/fc31a321d/b7acfc810821415fab5e607f91f269d5 [2018-12-01 14:44:51,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 14:44:51,554 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 14:44:51,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 14:44:51,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 14:44:51,557 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 14:44:51,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39933d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51, skipping insertion in model container [2018-12-01 14:44:51,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 14:44:51,589 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 14:44:51,756 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:44:51,764 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 14:44:51,844 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:44:51,876 INFO L195 MainTranslator]: Completed translation [2018-12-01 14:44:51,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51 WrapperNode [2018-12-01 14:44:51,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 14:44:51,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 14:44:51,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 14:44:51,877 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 14:44:51,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 14:44:51,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 14:44:51,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 14:44:51,903 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 14:44:51,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (1/1) ... [2018-12-01 14:44:51,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 14:44:51,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 14:44:51,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 14:44:51,921 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 14:44:51,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3b7d1e56-32b3-4433-b8e0-3353253fbab6/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 14:44:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 14:44:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-01 14:44:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-01 14:44:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 14:44:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 14:44:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 14:44:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 14:44:51,954 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-01 14:44:52,023 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-01 14:44:52,024 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-01 14:44:52,024 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-01 14:44:52,102 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 14:44:52,102 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-01 14:44:52,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:44:52 BoogieIcfgContainer [2018-12-01 14:44:52,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 14:44:52,103 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 14:44:52,103 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 14:44:52,105 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 14:44:52,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 02:44:51" (1/3) ... [2018-12-01 14:44:52,106 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8f11f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:44:52, skipping insertion in model container [2018-12-01 14:44:52,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:44:51" (2/3) ... [2018-12-01 14:44:52,106 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8f11f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:44:52, skipping insertion in model container [2018-12-01 14:44:52,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:44:52" (3/3) ... [2018-12-01 14:44:52,108 INFO L112 eAbstractionObserver]: Analyzing ICFG 01_inc_true-unreach-call.i [2018-12-01 14:44:52,124 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,124 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,124 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,124 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,124 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,125 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,125 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,125 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,125 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,125 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,125 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,125 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,126 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 14:44:52,130 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-01 14:44:52,130 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 14:44:52,135 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-01 14:44:52,143 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-01 14:44:52,160 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 14:44:52,161 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 14:44:52,161 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 14:44:52,161 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 14:44:52,161 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 14:44:52,161 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 14:44:52,161 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 14:44:52,161 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 14:44:52,161 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 14:44:52,166 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28places, 30 transitions [2018-12-01 14:44:52,172 FATAL L292 ToolchainWalker]: 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:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2018-12-01 14:44:52,174 INFO L168 Benchmark]: Toolchain (without parser) took 620.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -122.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 11.5 GB. [2018-12-01 14:44:52,175 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:44:52,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -164.4 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-12-01 14:44:52,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.72 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: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2018-12-01 14:44:52,176 INFO L168 Benchmark]: Boogie Preprocessor took 17.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:44:52,177 INFO L168 Benchmark]: RCFGBuilder took 181.63 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: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-12-01 14:44:52,177 INFO L168 Benchmark]: TraceAbstraction took 70.71 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: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-12-01 14:44:52,180 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 322.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -164.4 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.72 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: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.26 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 181.63 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: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 70.71 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: 14.7 MB). Peak memory consumption was 14.7 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:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...