./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/06_ticket_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_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/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 41a929f6f2c94173f1b355dba19b018da5144107 ............................................................................................................................................................................................................................................................. 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_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/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 41a929f6f2c94173f1b355dba19b018da5144107 ............................................................................................................................................................................................................................................................... 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 [2018-12-09 12:05:33,078 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:05:33,079 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:05:33,085 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:05:33,085 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:05:33,085 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:05:33,086 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:05:33,087 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:05:33,088 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:05:33,089 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:05:33,089 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:05:33,090 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:05:33,090 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:05:33,091 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:05:33,092 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:05:33,092 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:05:33,093 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:05:33,094 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:05:33,095 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:05:33,096 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:05:33,097 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:05:33,098 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:05:33,099 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:05:33,099 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:05:33,099 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:05:33,100 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:05:33,101 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:05:33,101 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:05:33,102 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:05:33,102 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:05:33,102 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:05:33,103 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:05:33,103 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:05:33,103 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:05:33,104 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:05:33,104 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:05:33,104 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 12:05:33,111 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:05:33,111 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:05:33,112 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:05:33,112 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 12:05:33,112 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:05:33,112 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:05:33,112 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 12:05:33,112 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:05:33,113 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:05:33,113 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:05:33,114 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 12:05:33,114 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:05:33,114 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 12:05:33,114 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 12:05:33,114 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:05:33,114 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:05:33,114 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:05:33,114 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 12:05:33,114 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:05:33,114 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:05:33,114 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_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/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 -> 41a929f6f2c94173f1b355dba19b018da5144107 [2018-12-09 12:05:33,136 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:05:33,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:05:33,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:05:33,145 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:05:33,145 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:05:33,146 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-12-09 12:05:33,182 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/data/e905e7c3d/24723c3ae0d94f1b87a96d3728005a4a/FLAG411b7ea50 [2018-12-09 12:05:33,589 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:05:33,589 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-12-09 12:05:33,595 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/data/e905e7c3d/24723c3ae0d94f1b87a96d3728005a4a/FLAG411b7ea50 [2018-12-09 12:05:33,604 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/data/e905e7c3d/24723c3ae0d94f1b87a96d3728005a4a [2018-12-09 12:05:33,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:05:33,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:05:33,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:05:33,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:05:33,609 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:05:33,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:33,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e48869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33, skipping insertion in model container [2018-12-09 12:05:33,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:33,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:05:33,637 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:05:33,822 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:05:33,844 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:05:33,873 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:05:33,964 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:05:33,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33 WrapperNode [2018-12-09 12:05:33,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:05:33,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:05:33,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:05:33,965 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:05:33,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:33,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:34,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:05:34,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:05:34,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:05:34,000 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:05:34,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:34,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:34,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:34,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:34,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:34,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:34,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (1/1) ... [2018-12-09 12:05:34,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:05:34,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:05:34,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:05:34,019 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:05:34,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/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 [2018-12-09 12:05:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:05:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-09 12:05:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-09 12:05:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 12:05:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-09 12:05:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 12:05:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-09 12:05:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:05:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:05:34,061 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 12:05:34,221 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:05:34,221 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-09 12:05:34,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:05:34 BoogieIcfgContainer [2018-12-09 12:05:34,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:05:34,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 12:05:34,223 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 12:05:34,225 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 12:05:34,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:05:33" (1/3) ... [2018-12-09 12:05:34,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aaea0b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:05:34, skipping insertion in model container [2018-12-09 12:05:34,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:33" (2/3) ... [2018-12-09 12:05:34,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aaea0b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:05:34, skipping insertion in model container [2018-12-09 12:05:34,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:05:34" (3/3) ... [2018-12-09 12:05:34,228 INFO L112 eAbstractionObserver]: Analyzing ICFG 06_ticket_true-unreach-call.i [2018-12-09 12:05:34,254 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,254 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,255 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,255 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,255 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,255 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,255 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,255 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,256 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,256 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,256 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,256 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,256 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,257 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,257 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,257 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,257 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,257 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,257 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,257 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,258 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,258 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,258 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,258 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,258 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,259 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,259 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,259 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,259 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,259 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,259 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,260 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,260 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,260 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:34,265 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 12:05:34,265 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 12:05:34,271 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-09 12:05:34,282 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-09 12:05:34,297 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 12:05:34,298 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 12:05:34,298 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 12:05:34,298 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 12:05:34,298 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 12:05:34,298 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 12:05:34,298 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 12:05:34,298 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 12:05:34,298 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 12:05:34,304 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 47places, 53 transitions [2018-12-09 12:05:34,312 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) [2018-12-09 12:05:34,314 INFO L168 Benchmark]: Toolchain (without parser) took 707.91 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 28.3 MB). Free memory was 950.6 MB in the beginning and 995.5 MB in the end (delta: -44.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:05:34,315 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:05:34,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 28.3 MB). Free memory was 950.6 MB in the beginning and 1.0 GB in the end (delta: -84.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:34,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:34,316 INFO L168 Benchmark]: Boogie Preprocessor took 18.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:34,317 INFO L168 Benchmark]: RCFGBuilder took 202.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:34,317 INFO L168 Benchmark]: TraceAbstraction took 91.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:34,320 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 28.3 MB). Free memory was 950.6 MB in the beginning and 1.0 GB in the end (delta: -84.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 202.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 91.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.5 MB 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 [2018-12-09 12:05:35,602 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:05:35,603 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:05:35,609 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:05:35,609 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:05:35,609 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:05:35,610 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:05:35,611 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:05:35,612 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:05:35,612 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:05:35,612 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:05:35,613 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:05:35,613 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:05:35,613 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:05:35,614 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:05:35,614 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:05:35,615 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:05:35,616 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:05:35,617 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:05:35,617 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:05:35,618 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:05:35,618 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:05:35,620 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:05:35,620 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:05:35,620 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:05:35,620 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:05:35,621 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:05:35,621 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:05:35,622 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:05:35,622 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:05:35,622 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:05:35,623 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:05:35,623 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:05:35,623 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:05:35,623 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:05:35,624 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:05:35,624 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-09 12:05:35,631 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:05:35,631 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:05:35,632 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:05:35,632 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 12:05:35,632 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:05:35,632 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:05:35,633 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 12:05:35,633 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:05:35,633 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:05:35,633 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:05:35,633 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:05:35,633 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:05:35,633 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:05:35,633 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:05:35,633 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 12:05:35,633 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 12:05:35,633 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:05:35,634 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:05:35,634 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:05:35,634 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:05:35,634 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:05:35,634 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 12:05:35,634 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:05:35,634 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 12:05:35,634 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 12:05:35,634 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:05:35,634 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:05:35,635 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:05:35,635 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-09 12:05:35,635 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:05:35,635 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 12:05:35,635 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 12:05:35,635 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_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/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 -> 41a929f6f2c94173f1b355dba19b018da5144107 [2018-12-09 12:05:35,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:05:35,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:05:35,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:05:35,667 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:05:35,667 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:05:35,668 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-12-09 12:05:35,713 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/data/0f2a8b96f/48afaeda82d84c56a8f5b997d1151e57/FLAGe272ccbd7 [2018-12-09 12:05:36,153 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:05:36,154 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-12-09 12:05:36,160 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/data/0f2a8b96f/48afaeda82d84c56a8f5b997d1151e57/FLAGe272ccbd7 [2018-12-09 12:05:36,168 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/bin-2019/uautomizer/data/0f2a8b96f/48afaeda82d84c56a8f5b997d1151e57 [2018-12-09 12:05:36,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:05:36,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:05:36,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:05:36,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:05:36,174 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:05:36,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,176 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 09.12 12:05:36, skipping insertion in model container [2018-12-09 12:05:36,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:05:36,199 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:05:36,364 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:05:36,373 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:05:36,399 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:05:36,470 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:05:36,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36 WrapperNode [2018-12-09 12:05:36,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:05:36,471 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:05:36,471 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:05:36,471 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:05:36,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:05:36,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:05:36,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:05:36,498 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:05:36,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (1/1) ... [2018-12-09 12:05:36,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:05:36,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:05:36,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:05:36,515 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:05:36,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4aa09312-62a1-43f0-bc4f-e3b8d0980f0d/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 [2018-12-09 12:05:36,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:05:36,546 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-09 12:05:36,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-09 12:05:36,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-09 12:05:36,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 12:05:36,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 12:05:36,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-09 12:05:36,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:05:36,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:05:36,547 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 12:05:36,714 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:05:36,715 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-09 12:05:36,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:05:36 BoogieIcfgContainer [2018-12-09 12:05:36,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:05:36,715 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 12:05:36,715 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 12:05:36,717 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 12:05:36,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:05:36" (1/3) ... [2018-12-09 12:05:36,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b27ae9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:05:36, skipping insertion in model container [2018-12-09 12:05:36,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:36" (2/3) ... [2018-12-09 12:05:36,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b27ae9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:05:36, skipping insertion in model container [2018-12-09 12:05:36,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:05:36" (3/3) ... [2018-12-09 12:05:36,719 INFO L112 eAbstractionObserver]: Analyzing ICFG 06_ticket_true-unreach-call.i [2018-12-09 12:05:36,740 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,741 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,741 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,741 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,741 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,741 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,741 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,742 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,742 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,742 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,742 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,742 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,742 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,743 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,743 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,743 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,743 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,743 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,743 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,743 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,743 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,743 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,744 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,744 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,744 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,744 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,744 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,744 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,744 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:05:36,750 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 12:05:36,750 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 12:05:36,754 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-09 12:05:36,762 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-09 12:05:36,776 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 12:05:36,776 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 12:05:36,776 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 12:05:36,776 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 12:05:36,777 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 12:05:36,777 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 12:05:36,777 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 12:05:36,777 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 12:05:36,777 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 12:05:36,781 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 47places, 53 transitions [2018-12-09 12:05:36,789 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) [2018-12-09 12:05:36,791 INFO L168 Benchmark]: Toolchain (without parser) took 620.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -151.7 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:36,793 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. [2018-12-09 12:05:36,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -196.4 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:36,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:36,794 INFO L168 Benchmark]: Boogie Preprocessor took 16.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:05:36,794 INFO L168 Benchmark]: RCFGBuilder took 200.11 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:36,795 INFO L168 Benchmark]: TraceAbstraction took 75.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:36,797 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 299.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -196.4 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 200.11 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 75.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 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...