./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/03_incdec_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_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/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 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 ...................................................................................................................................................................................................................................................................... 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_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/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 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 ..................................................................................................................................................................................................................................................................... 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 [2018-12-08 23:59:44,588 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:59:44,589 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:59:44,597 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:59:44,597 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:59:44,597 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:59:44,598 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:59:44,599 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:59:44,600 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:59:44,601 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:59:44,601 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:59:44,602 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:59:44,602 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:59:44,603 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:59:44,604 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:59:44,604 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:59:44,605 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:59:44,606 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:59:44,607 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:59:44,608 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:59:44,609 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:59:44,610 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:59:44,611 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:59:44,611 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:59:44,612 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:59:44,612 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:59:44,613 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:59:44,613 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:59:44,614 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:59:44,615 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:59:44,615 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:59:44,615 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:59:44,615 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:59:44,616 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:59:44,616 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:59:44,617 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:59:44,617 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 23:59:44,625 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:59:44,625 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:59:44,626 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 23:59:44,626 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 23:59:44,626 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 23:59:44,626 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 23:59:44,626 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 23:59:44,627 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 23:59:44,627 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 23:59:44,628 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:59:44,628 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 23:59:44,628 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 23:59:44,628 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 23:59:44,628 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 23:59:44,628 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:59:44,628 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 23:59:44,628 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 23:59:44,628 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 23:59:44,628 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 23:59:44,628 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 23:59:44,628 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_a2d23517-9c7b-492e-9bbd-eaab14bc8640/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 -> 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 [2018-12-08 23:59:44,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:59:44,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:59:44,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:59:44,656 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:59:44,656 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:59:44,656 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i [2018-12-08 23:59:44,692 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/data/d08621acf/cb5ce1286dac43e489fcccd4b65dde12/FLAG2339ec77d [2018-12-08 23:59:45,100 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:59:45,100 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i [2018-12-08 23:59:45,107 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/data/d08621acf/cb5ce1286dac43e489fcccd4b65dde12/FLAG2339ec77d [2018-12-08 23:59:45,116 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/data/d08621acf/cb5ce1286dac43e489fcccd4b65dde12 [2018-12-08 23:59:45,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:59:45,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:59:45,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:59:45,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:59:45,121 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:59:45,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23b62dac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45, skipping insertion in model container [2018-12-08 23:59:45,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:59:45,146 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:59:45,308 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:59:45,352 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:59:45,379 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:59:45,409 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:59:45,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45 WrapperNode [2018-12-08 23:59:45,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:59:45,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:59:45,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:59:45,410 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:59:45,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:59:45,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:59:45,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:59:45,440 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:59:45,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (1/1) ... [2018-12-08 23:59:45,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:59:45,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:59:45,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:59:45,458 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:59:45,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/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 [2018-12-08 23:59:45,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 23:59:45,500 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-08 23:59:45,500 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-08 23:59:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 23:59:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 23:59:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:59:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:59:45,502 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 23:59:45,580 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-08 23:59:45,581 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-08 23:59:45,581 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-08 23:59:45,581 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-08 23:59:45,582 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-08 23:59:45,583 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2018-12-08 23:59:45,583 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2018-12-08 23:59:45,583 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2018-12-08 23:59:45,584 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2018-12-08 23:59:45,584 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2018-12-08 23:59:45,683 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 23:59:45,683 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-12-08 23:59:45,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:59:45 BoogieIcfgContainer [2018-12-08 23:59:45,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 23:59:45,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 23:59:45,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 23:59:45,686 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 23:59:45,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 11:59:45" (1/3) ... [2018-12-08 23:59:45,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5796ee3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 11:59:45, skipping insertion in model container [2018-12-08 23:59:45,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:45" (2/3) ... [2018-12-08 23:59:45,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5796ee3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 11:59:45, skipping insertion in model container [2018-12-08 23:59:45,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:59:45" (3/3) ... [2018-12-08 23:59:45,688 INFO L112 eAbstractionObserver]: Analyzing ICFG 03_incdec_true-unreach-call.i [2018-12-08 23:59:45,711 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,711 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,711 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,711 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,711 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,712 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,712 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,712 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,712 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,712 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,712 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,713 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,713 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,713 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,713 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,713 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,713 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,713 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,714 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,714 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,714 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,714 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,714 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,714 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,714 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,714 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,714 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,715 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,715 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,715 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,715 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,715 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,715 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,715 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,716 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,716 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:45,719 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 23:59:45,719 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 23:59:45,724 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-12-08 23:59:45,733 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2018-12-08 23:59:45,748 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 23:59:45,748 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 23:59:45,748 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 23:59:45,748 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 23:59:45,749 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 23:59:45,749 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 23:59:45,749 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 23:59:45,749 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 23:59:45,749 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 23:59:45,754 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 56places, 61 transitions [2018-12-08 23:59:45,762 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) [2018-12-08 23:59:45,764 INFO L168 Benchmark]: Toolchain (without parser) took 645.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -115.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-12-08 23:59:45,765 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:59:45,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -151.4 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-12-08 23:59:45,765 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.23 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. [2018-12-08 23:59:45,766 INFO L168 Benchmark]: Boogie Preprocessor took 17.67 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. [2018-12-08 23:59:45,766 INFO L168 Benchmark]: RCFGBuilder took 225.28 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: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. [2018-12-08 23:59:45,766 INFO L168 Benchmark]: TraceAbstraction took 79.70 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 23:59:45,768 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -151.4 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.23 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 17.67 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 225.28 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: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 79.70 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: 10.7 MB). Peak memory consumption was 10.7 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... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 23:59:47,158 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:59:47,159 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:59:47,165 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:59:47,165 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:59:47,166 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:59:47,166 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:59:47,167 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:59:47,168 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:59:47,168 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:59:47,169 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:59:47,169 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:59:47,169 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:59:47,170 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:59:47,170 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:59:47,171 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:59:47,171 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:59:47,172 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:59:47,173 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:59:47,173 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:59:47,174 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:59:47,175 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:59:47,176 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:59:47,176 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:59:47,176 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:59:47,177 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:59:47,177 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:59:47,178 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:59:47,178 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:59:47,179 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:59:47,179 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:59:47,179 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:59:47,179 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:59:47,179 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:59:47,180 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:59:47,180 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:59:47,180 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-08 23:59:47,187 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:59:47,188 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:59:47,188 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 23:59:47,188 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 23:59:47,188 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 23:59:47,189 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 23:59:47,189 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 23:59:47,189 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:59:47,189 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 23:59:47,189 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 23:59:47,189 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:59:47,189 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 23:59:47,189 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 23:59:47,189 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 23:59:47,189 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 23:59:47,190 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 23:59:47,190 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 23:59:47,190 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:59:47,190 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 23:59:47,190 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 23:59:47,190 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:59:47,190 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 23:59:47,190 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 23:59:47,190 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 23:59:47,190 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 23:59:47,191 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:59:47,191 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 23:59:47,191 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 23:59:47,191 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-08 23:59:47,191 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 23:59:47,191 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 23:59:47,191 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 23:59:47,191 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_a2d23517-9c7b-492e-9bbd-eaab14bc8640/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 -> 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 [2018-12-08 23:59:47,210 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:59:47,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:59:47,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:59:47,223 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:59:47,223 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:59:47,224 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i [2018-12-08 23:59:47,269 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/data/d61854b5d/21546ce6eb3c426392369ed489971fe2/FLAG2018d9a10 [2018-12-08 23:59:47,687 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:59:47,688 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i [2018-12-08 23:59:47,694 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/data/d61854b5d/21546ce6eb3c426392369ed489971fe2/FLAG2018d9a10 [2018-12-08 23:59:47,703 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/bin-2019/uautomizer/data/d61854b5d/21546ce6eb3c426392369ed489971fe2 [2018-12-08 23:59:47,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:59:47,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:59:47,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:59:47,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:59:47,708 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:59:47,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:59:47" (1/1) ... [2018-12-08 23:59:47,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@375cb835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:47, skipping insertion in model container [2018-12-08 23:59:47,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:59:47" (1/1) ... [2018-12-08 23:59:47,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:59:47,733 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:59:47,900 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:59:47,908 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:59:47,982 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:59:48,011 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:59:48,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48 WrapperNode [2018-12-08 23:59:48,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:59:48,013 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:59:48,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:59:48,013 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:59:48,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (1/1) ... [2018-12-08 23:59:48,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (1/1) ... [2018-12-08 23:59:48,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:59:48,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:59:48,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:59:48,041 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:59:48,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (1/1) ... [2018-12-08 23:59:48,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (1/1) ... [2018-12-08 23:59:48,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (1/1) ... [2018-12-08 23:59:48,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (1/1) ... [2018-12-08 23:59:48,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (1/1) ... [2018-12-08 23:59:48,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (1/1) ... [2018-12-08 23:59:48,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (1/1) ... [2018-12-08 23:59:48,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:59:48,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:59:48,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:59:48,059 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:59:48,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a2d23517-9c7b-492e-9bbd-eaab14bc8640/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 [2018-12-08 23:59:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 23:59:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-08 23:59:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-08 23:59:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 23:59:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 23:59:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:59:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:59:48,092 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 23:59:48,159 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-08 23:59:48,159 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-08 23:59:48,160 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-08 23:59:48,160 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-08 23:59:48,161 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-08 23:59:48,161 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2018-12-08 23:59:48,161 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2018-12-08 23:59:48,162 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2018-12-08 23:59:48,162 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2018-12-08 23:59:48,162 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2018-12-08 23:59:48,252 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 23:59:48,252 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-12-08 23:59:48,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:59:48 BoogieIcfgContainer [2018-12-08 23:59:48,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 23:59:48,253 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 23:59:48,253 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 23:59:48,254 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 23:59:48,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 11:59:47" (1/3) ... [2018-12-08 23:59:48,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@248ed680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 11:59:48, skipping insertion in model container [2018-12-08 23:59:48,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:59:48" (2/3) ... [2018-12-08 23:59:48,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@248ed680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 11:59:48, skipping insertion in model container [2018-12-08 23:59:48,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:59:48" (3/3) ... [2018-12-08 23:59:48,256 INFO L112 eAbstractionObserver]: Analyzing ICFG 03_incdec_true-unreach-call.i [2018-12-08 23:59:48,273 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,273 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,274 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,274 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,274 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,274 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,274 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,274 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,274 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,274 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,275 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,275 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,275 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,275 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,275 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,275 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,275 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,276 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,276 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,276 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,276 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,276 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,276 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,276 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,276 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,276 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,277 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,277 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,277 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,277 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,277 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,277 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,277 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,277 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,278 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,278 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,278 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 23:59:48,280 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 23:59:48,281 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 23:59:48,285 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-12-08 23:59:48,294 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2018-12-08 23:59:48,308 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 23:59:48,308 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 23:59:48,308 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 23:59:48,308 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 23:59:48,308 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 23:59:48,308 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 23:59:48,309 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 23:59:48,309 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 23:59:48,309 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 23:59:48,314 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55places, 60 transitions [2018-12-08 23:59:48,321 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) [2018-12-08 23:59:48,323 INFO L168 Benchmark]: Toolchain (without parser) took 618.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -157.6 MB). Peak memory consumption was 770.3 kB. Max. memory is 11.5 GB. [2018-12-08 23:59:48,324 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-12-08 23:59:48,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-12-08 23:59:48,324 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.58 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. [2018-12-08 23:59:48,325 INFO L168 Benchmark]: Boogie Preprocessor took 17.74 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. [2018-12-08 23:59:48,325 INFO L168 Benchmark]: RCFGBuilder took 192.93 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: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. [2018-12-08 23:59:48,325 INFO L168 Benchmark]: TraceAbstraction took 69.67 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: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. [2018-12-08 23:59:48,327 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 306.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.58 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 17.74 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 192.93 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: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 69.67 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: 8.7 MB). Peak memory consumption was 8.7 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...