./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47dbddf2ec59f10e1d64e0e83594d8ffe8890b90 ............................................................................................................................................................................................................................................. 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_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47dbddf2ec59f10e1d64e0e83594d8ffe8890b90 ........................................................................................................................................................................................................................................ 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-aa41828 [2018-11-23 04:23:10,245 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:23:10,247 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:23:10,255 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:23:10,255 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:23:10,256 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:23:10,257 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:23:10,258 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:23:10,260 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:23:10,260 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:23:10,261 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:23:10,261 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:23:10,262 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:23:10,262 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:23:10,263 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:23:10,264 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:23:10,264 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:23:10,266 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:23:10,267 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:23:10,268 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:23:10,269 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:23:10,270 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:23:10,271 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:23:10,272 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:23:10,272 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:23:10,272 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:23:10,273 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:23:10,274 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:23:10,275 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:23:10,275 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:23:10,276 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:23:10,276 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:23:10,276 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:23:10,276 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:23:10,277 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:23:10,278 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:23:10,278 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 04:23:10,288 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:23:10,288 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:23:10,289 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:23:10,289 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 04:23:10,289 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 04:23:10,289 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 04:23:10,290 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 04:23:10,290 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 04:23:10,290 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 04:23:10,290 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 04:23:10,290 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 04:23:10,290 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 04:23:10,290 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 04:23:10,291 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:23:10,291 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:23:10,291 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:23:10,291 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:23:10,291 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:23:10,292 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:23:10,292 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:23:10,292 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:23:10,292 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:23:10,292 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:23:10,292 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:23:10,292 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:23:10,293 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:23:10,293 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 04:23:10,293 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:23:10,293 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 04:23:10,293 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 04:23:10,293 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:23:10,293 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:23:10,293 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:23:10,294 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 04:23:10,294 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:23:10,294 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:23:10,294 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 04:23:10,294 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan 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 -> Taipan 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 -> 47dbddf2ec59f10e1d64e0e83594d8ffe8890b90 [2018-11-23 04:23:10,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:23:10,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:23:10,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:23:10,327 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:23:10,327 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:23:10,328 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i [2018-11-23 04:23:10,366 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/data/6a72cc27e/b881e1fbc36e4f38a8dc9037306bd5e5/FLAGea4100ee5 [2018-11-23 04:23:10,805 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:23:10,805 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i [2018-11-23 04:23:10,814 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/data/6a72cc27e/b881e1fbc36e4f38a8dc9037306bd5e5/FLAGea4100ee5 [2018-11-23 04:23:10,823 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/data/6a72cc27e/b881e1fbc36e4f38a8dc9037306bd5e5 [2018-11-23 04:23:10,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:23:10,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:23:10,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:23:10,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:23:10,829 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:23:10,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:23:10" (1/1) ... [2018-11-23 04:23:10,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce54f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:10, skipping insertion in model container [2018-11-23 04:23:10,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:23:10" (1/1) ... [2018-11-23 04:23:10,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:23:10,865 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:23:11,070 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:23:11,079 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:23:11,151 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:23:11,196 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:23:11,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11 WrapperNode [2018-11-23 04:23:11,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:23:11,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:23:11,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:23:11,197 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:23:11,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (1/1) ... [2018-11-23 04:23:11,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (1/1) ... [2018-11-23 04:23:11,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:23:11,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:23:11,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:23:11,231 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:23:11,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (1/1) ... [2018-11-23 04:23:11,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (1/1) ... [2018-11-23 04:23:11,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (1/1) ... [2018-11-23 04:23:11,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (1/1) ... [2018-11-23 04:23:11,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (1/1) ... [2018-11-23 04:23:11,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (1/1) ... [2018-11-23 04:23:11,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (1/1) ... [2018-11-23 04:23:11,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:23:11,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:23:11,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:23:11,251 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:23:11,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/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 [2018-11-23 04:23:11,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 04:23:11,291 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 04:23:11,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 04:23:11,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 04:23:11,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 04:23:11,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:23:11,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:23:11,292 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 04:23:11,362 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-23 04:23:11,362 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-23 04:23:11,362 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-23 04:23:11,362 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-23 04:23:11,437 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:23:11,437 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-11-23 04:23:11,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:23:11 BoogieIcfgContainer [2018-11-23 04:23:11,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:23:11,438 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 04:23:11,438 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 04:23:11,439 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 04:23:11,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:23:10" (1/3) ... [2018-11-23 04:23:11,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575087b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:23:11, skipping insertion in model container [2018-11-23 04:23:11,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:11" (2/3) ... [2018-11-23 04:23:11,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575087b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:23:11, skipping insertion in model container [2018-11-23 04:23:11,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:23:11" (3/3) ... [2018-11-23 04:23:11,442 INFO L112 eAbstractionObserver]: Analyzing ICFG 40_barrier_vf_false-unreach-call.i [2018-11-23 04:23:11,461 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:11,461 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:11,461 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:11,462 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:11,462 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_Barrier2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:11,462 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_Barrier2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:11,462 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_Barrier2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:11,462 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_Barrier2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:11,463 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:11,463 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:11,467 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 04:23:11,467 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 04:23:11,473 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 04:23:11,483 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 04:23:11,498 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 04:23:11,498 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 04:23:11,498 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 04:23:11,498 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 04:23:11,499 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 04:23:11,499 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 04:23:11,499 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 04:23:11,499 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 04:23:11,505 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 33places, 35 transitions [2018-11-23 04:23:11,513 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) [2018-11-23 04:23:11,516 INFO L168 Benchmark]: Toolchain (without parser) took 690.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -136.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:11,517 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:23:11,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -169.0 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:11,518 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.90 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:11,519 INFO L168 Benchmark]: Boogie Preprocessor took 19.01 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. [2018-11-23 04:23:11,519 INFO L168 Benchmark]: RCFGBuilder took 186.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:11,519 INFO L168 Benchmark]: TraceAbstraction took 77.50 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. [2018-11-23 04:23:11,522 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 370.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -169.0 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.90 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.01 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 186.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 77.50 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. * 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-aa41828 [2018-11-23 04:23:12,955 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:23:12,957 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:23:12,965 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:23:12,965 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:23:12,966 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:23:12,967 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:23:12,968 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:23:12,969 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:23:12,970 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:23:12,970 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:23:12,970 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:23:12,971 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:23:12,972 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:23:12,972 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:23:12,973 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:23:12,973 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:23:12,974 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:23:12,976 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:23:12,977 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:23:12,977 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:23:12,978 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:23:12,980 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:23:12,980 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:23:12,980 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:23:12,980 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:23:12,981 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:23:12,982 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:23:12,982 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:23:12,983 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:23:12,983 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:23:12,983 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:23:12,984 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:23:12,984 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:23:12,984 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:23:12,985 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:23:12,985 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 04:23:12,995 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:23:12,995 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:23:12,995 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:23:12,995 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 04:23:12,996 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 04:23:12,996 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 04:23:12,996 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 04:23:12,996 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 04:23:12,996 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 04:23:12,996 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 04:23:12,997 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:23:12,997 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:23:12,997 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:23:12,997 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:23:12,997 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:23:12,997 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:23:12,998 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:23:12,998 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 04:23:12,998 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 04:23:12,998 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:23:12,998 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:23:12,998 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:23:12,998 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:23:12,998 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:23:12,999 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 04:23:12,999 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:23:12,999 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 04:23:12,999 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 04:23:12,999 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:23:12,999 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:23:12,999 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:23:13,000 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 04:23:13,000 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:23:13,000 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 04:23:13,000 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 04:23:13,000 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_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan 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 -> Taipan 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 -> 47dbddf2ec59f10e1d64e0e83594d8ffe8890b90 [2018-11-23 04:23:13,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:23:13,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:23:13,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:23:13,041 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:23:13,042 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:23:13,042 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i [2018-11-23 04:23:13,087 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/data/a7e83355f/5bbd6cd4307c4deeaa22379ef0401c21/FLAG47ee4707a [2018-11-23 04:23:13,450 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:23:13,451 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i [2018-11-23 04:23:13,459 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/data/a7e83355f/5bbd6cd4307c4deeaa22379ef0401c21/FLAG47ee4707a [2018-11-23 04:23:13,843 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/data/a7e83355f/5bbd6cd4307c4deeaa22379ef0401c21 [2018-11-23 04:23:13,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:23:13,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:23:13,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:23:13,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:23:13,850 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:23:13,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:23:13" (1/1) ... [2018-11-23 04:23:13,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6e7053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:13, skipping insertion in model container [2018-11-23 04:23:13,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:23:13" (1/1) ... [2018-11-23 04:23:13,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:23:13,889 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:23:14,110 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:23:14,119 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:23:14,151 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:23:14,186 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:23:14,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14 WrapperNode [2018-11-23 04:23:14,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:23:14,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:23:14,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:23:14,187 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:23:14,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (1/1) ... [2018-11-23 04:23:14,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (1/1) ... [2018-11-23 04:23:14,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:23:14,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:23:14,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:23:14,257 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:23:14,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (1/1) ... [2018-11-23 04:23:14,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (1/1) ... [2018-11-23 04:23:14,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (1/1) ... [2018-11-23 04:23:14,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (1/1) ... [2018-11-23 04:23:14,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (1/1) ... [2018-11-23 04:23:14,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (1/1) ... [2018-11-23 04:23:14,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (1/1) ... [2018-11-23 04:23:14,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:23:14,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:23:14,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:23:14,281 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:23:14,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37bd040f-015e-4a33-b621-66d526abd413/bin-2019/utaipan/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 [2018-11-23 04:23:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 04:23:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 04:23:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 04:23:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 04:23:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 04:23:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:23:14,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:23:14,323 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 04:23:14,392 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-23 04:23:14,393 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-23 04:23:14,393 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-23 04:23:14,393 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-23 04:23:14,490 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:23:14,490 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-11-23 04:23:14,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:23:14 BoogieIcfgContainer [2018-11-23 04:23:14,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:23:14,491 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 04:23:14,491 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 04:23:14,493 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 04:23:14,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:23:13" (1/3) ... [2018-11-23 04:23:14,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@162471c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:23:14, skipping insertion in model container [2018-11-23 04:23:14,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:23:14" (2/3) ... [2018-11-23 04:23:14,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@162471c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:23:14, skipping insertion in model container [2018-11-23 04:23:14,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:23:14" (3/3) ... [2018-11-23 04:23:14,496 INFO L112 eAbstractionObserver]: Analyzing ICFG 40_barrier_vf_false-unreach-call.i [2018-11-23 04:23:14,516 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:14,516 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:14,516 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:14,516 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:14,516 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_Barrier2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:14,516 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_Barrier2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:14,516 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_Barrier2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:14,516 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_Barrier2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:14,517 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:14,517 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 04:23:14,520 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 04:23:14,520 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 04:23:14,525 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 04:23:14,533 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 04:23:14,547 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 04:23:14,548 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 04:23:14,548 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 04:23:14,548 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 04:23:14,548 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 04:23:14,548 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 04:23:14,548 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 04:23:14,548 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 04:23:14,548 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 04:23:14,553 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 33places, 35 transitions [2018-11-23 04:23:14,560 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) [2018-11-23 04:23:14,562 INFO L168 Benchmark]: Toolchain (without parser) took 716.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -141.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:23:14,563 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:23:14,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.02 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:14,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 912.1 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:14,565 INFO L168 Benchmark]: Boogie Preprocessor took 23.34 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. [2018-11-23 04:23:14,565 INFO L168 Benchmark]: RCFGBuilder took 210.48 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: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:14,565 INFO L168 Benchmark]: TraceAbstraction took 70.12 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. [2018-11-23 04:23:14,568 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 340.02 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 912.1 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.34 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 210.48 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: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 70.12 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. * 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...