./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-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_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/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 4b657fa85d3094e08d2f44296b039a2c61bf4699 ........................................................................................................................................................................................................................................................................................... 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_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/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 4b657fa85d3094e08d2f44296b039a2c61bf4699 .......................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 19:02:58,283 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:02:58,284 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:02:58,290 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:02:58,290 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:02:58,291 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:02:58,291 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:02:58,292 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:02:58,293 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:02:58,293 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:02:58,294 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:02:58,294 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:02:58,294 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:02:58,295 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:02:58,295 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:02:58,296 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:02:58,296 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:02:58,297 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:02:58,298 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:02:58,299 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:02:58,299 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:02:58,300 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:02:58,301 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:02:58,301 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:02:58,301 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:02:58,302 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:02:58,302 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:02:58,303 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:02:58,303 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:02:58,304 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:02:58,304 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:02:58,304 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:02:58,304 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:02:58,304 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:02:58,305 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:02:58,305 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:02:58,305 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 19:02:58,313 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:02:58,313 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:02:58,313 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:02:58,313 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 19:02:58,314 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 19:02:58,314 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 19:02:58,314 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 19:02:58,314 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:02:58,314 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:02:58,314 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 19:02:58,314 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:02:58,315 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:02:58,315 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:02:58,315 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:02:58,315 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:02:58,315 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:02:58,315 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:02:58,315 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 19:02:58,315 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:02:58,316 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:02:58,316 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 19:02:58,316 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:02:58,316 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 19:02:58,316 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:02:58,316 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:02:58,316 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:02:58,316 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:02:58,316 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 19:02:58,317 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:02:58,317 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 19:02:58,317 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_a85840ed-c55b-4a40-a7fd-c0814064dcd3/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 -> 4b657fa85d3094e08d2f44296b039a2c61bf4699 [2018-12-08 19:02:58,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:02:58,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:02:58,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:02:58,343 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:02:58,343 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:02:58,344 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i [2018-12-08 19:02:58,377 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/data/d103e1d97/a9beb6f26f794d628c3bfe756a90e58a/FLAG83437535e [2018-12-08 19:02:58,899 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:02:58,899 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i [2018-12-08 19:02:58,905 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/data/d103e1d97/a9beb6f26f794d628c3bfe756a90e58a/FLAG83437535e [2018-12-08 19:02:59,369 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/data/d103e1d97/a9beb6f26f794d628c3bfe756a90e58a [2018-12-08 19:02:59,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:02:59,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:02:59,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:02:59,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:02:59,375 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:02:59,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5b6929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59, skipping insertion in model container [2018-12-08 19:02:59,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:02:59,406 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:02:59,565 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:02:59,572 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:02:59,634 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:02:59,663 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:02:59,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59 WrapperNode [2018-12-08 19:02:59,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:02:59,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:02:59,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:02:59,664 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:02:59,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:02:59,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:02:59,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:02:59,691 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:02:59,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (1/1) ... [2018-12-08 19:02:59,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:02:59,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:02:59,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:02:59,708 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:02:59,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:02:59,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 19:02:59,753 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-08 19:02:59,753 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-08 19:02:59,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 19:02:59,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 19:02:59,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:02:59,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:02:59,754 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 19:02:59,921 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:02:59,921 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-08 19:02:59,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:02:59 BoogieIcfgContainer [2018-12-08 19:02:59,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:02:59,922 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 19:02:59,922 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 19:02:59,924 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 19:02:59,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 07:02:59" (1/3) ... [2018-12-08 19:02:59,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d8119f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:02:59, skipping insertion in model container [2018-12-08 19:02:59,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:59" (2/3) ... [2018-12-08 19:02:59,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d8119f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:02:59, skipping insertion in model container [2018-12-08 19:02:59,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:02:59" (3/3) ... [2018-12-08 19:02:59,927 INFO L112 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf_false-unreach-call.i [2018-12-08 19:02:59,954 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,954 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,955 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,955 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,955 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,955 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,955 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,955 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,956 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,956 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,956 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,956 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,956 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,956 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,956 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,957 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,957 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,957 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,957 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,957 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,958 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,958 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,958 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,958 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,958 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,958 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,959 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,959 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,959 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,959 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,959 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,959 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,959 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,960 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,960 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,960 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,960 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,960 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,961 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,961 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,961 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,961 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,961 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,961 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,962 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,962 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,962 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,962 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,962 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,962 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,963 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,963 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,963 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,963 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,963 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,963 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,964 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,964 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,964 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,964 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,964 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,964 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,965 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,965 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:02:59,970 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 19:02:59,970 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 19:02:59,976 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-08 19:02:59,990 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-08 19:03:00,008 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 19:03:00,008 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 19:03:00,008 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 19:03:00,008 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 19:03:00,008 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 19:03:00,009 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 19:03:00,009 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 19:03:00,009 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 19:03:00,009 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 19:03:00,015 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46places, 54 transitions [2018-12-08 19:03:00,022 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-08 19:03:00,024 INFO L168 Benchmark]: Toolchain (without parser) took 652.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -107.0 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-12-08 19:03:00,026 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:03:00,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -146.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-08 19:03:00,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.41 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2018-12-08 19:03:00,027 INFO L168 Benchmark]: Boogie Preprocessor took 16.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:03:00,027 INFO L168 Benchmark]: RCFGBuilder took 213.48 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: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-12-08 19:03:00,028 INFO L168 Benchmark]: TraceAbstraction took 102.47 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. [2018-12-08 19:03:00,030 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 291.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -146.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.41 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.85 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 213.48 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: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 102.47 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... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 19:03:01,421 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:03:01,422 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:03:01,428 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:03:01,429 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:03:01,429 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:03:01,430 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:03:01,430 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:03:01,431 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:03:01,432 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:03:01,432 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:03:01,432 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:03:01,433 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:03:01,433 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:03:01,434 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:03:01,434 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:03:01,435 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:03:01,435 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:03:01,436 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:03:01,437 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:03:01,438 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:03:01,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:03:01,439 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:03:01,440 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:03:01,440 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:03:01,440 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:03:01,441 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:03:01,441 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:03:01,441 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:03:01,442 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:03:01,442 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:03:01,442 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:03:01,442 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:03:01,443 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:03:01,443 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:03:01,443 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:03:01,444 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-08 19:03:01,451 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:03:01,451 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:03:01,452 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:03:01,452 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 19:03:01,452 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 19:03:01,452 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 19:03:01,452 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 19:03:01,452 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:03:01,452 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 19:03:01,453 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:03:01,453 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:03:01,454 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 19:03:01,454 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:03:01,454 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 19:03:01,454 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:03:01,454 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:03:01,454 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:03:01,454 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:03:01,454 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-08 19:03:01,454 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:03:01,454 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 19:03:01,454 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 19:03:01,454 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_a85840ed-c55b-4a40-a7fd-c0814064dcd3/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 -> 4b657fa85d3094e08d2f44296b039a2c61bf4699 [2018-12-08 19:03:01,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:03:01,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:03:01,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:03:01,483 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:03:01,483 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:03:01,484 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i [2018-12-08 19:03:01,521 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/data/361a99e0f/13957f41d2764e1984b652e2aa01bc8d/FLAGc25a08bb0 [2018-12-08 19:03:01,999 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:03:02,000 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i [2018-12-08 19:03:02,006 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/data/361a99e0f/13957f41d2764e1984b652e2aa01bc8d/FLAGc25a08bb0 [2018-12-08 19:03:02,015 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/data/361a99e0f/13957f41d2764e1984b652e2aa01bc8d [2018-12-08 19:03:02,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:03:02,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:03:02,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:03:02,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:03:02,020 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:03:02,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d6b1f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02, skipping insertion in model container [2018-12-08 19:03:02,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:03:02,045 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:03:02,207 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:03:02,216 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:03:02,249 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:03:02,283 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:03:02,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02 WrapperNode [2018-12-08 19:03:02,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:03:02,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:03:02,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:03:02,284 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:03:02,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:03:02,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:03:02,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:03:02,358 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:03:02,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (1/1) ... [2018-12-08 19:03:02,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:03:02,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:03:02,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:03:02,379 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:03:02,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a85840ed-c55b-4a40-a7fd-c0814064dcd3/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:03:02,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 19:03:02,417 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-08 19:03:02,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-08 19:03:02,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 19:03:02,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 19:03:02,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:03:02,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:03:02,419 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 19:03:02,579 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:03:02,579 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-08 19:03:02,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:03:02 BoogieIcfgContainer [2018-12-08 19:03:02,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:03:02,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 19:03:02,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 19:03:02,582 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 19:03:02,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 07:03:02" (1/3) ... [2018-12-08 19:03:02,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@778691d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:03:02, skipping insertion in model container [2018-12-08 19:03:02,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:03:02" (2/3) ... [2018-12-08 19:03:02,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@778691d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:03:02, skipping insertion in model container [2018-12-08 19:03:02,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:03:02" (3/3) ... [2018-12-08 19:03:02,584 INFO L112 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf_false-unreach-call.i [2018-12-08 19:03:02,603 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,603 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,603 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,603 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,603 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,603 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,604 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,604 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,604 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,604 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,604 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,604 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,604 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,604 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,604 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,604 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,605 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,606 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,606 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,606 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,606 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,606 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,606 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,606 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,606 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,606 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,606 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,607 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,607 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,607 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,607 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,607 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,607 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,607 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,607 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,607 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,607 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,608 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,608 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,608 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,608 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,608 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,608 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,608 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,608 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,608 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,609 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,609 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,609 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,609 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,609 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,609 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,609 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,609 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,609 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,609 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:03:02,614 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 19:03:02,614 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 19:03:02,619 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-08 19:03:02,627 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-08 19:03:02,641 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 19:03:02,642 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 19:03:02,642 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 19:03:02,642 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 19:03:02,642 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 19:03:02,642 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 19:03:02,642 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 19:03:02,642 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 19:03:02,642 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 19:03:02,647 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46places, 54 transitions [2018-12-08 19:03:02,653 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-08 19:03:02,655 INFO L168 Benchmark]: Toolchain (without parser) took 638.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -145.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:03:02,656 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:03:02,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.09 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 905.7 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-12-08 19:03:02,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -217.6 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-12-08 19:03:02,657 INFO L168 Benchmark]: Boogie Preprocessor took 21.01 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. [2018-12-08 19:03:02,657 INFO L168 Benchmark]: RCFGBuilder took 201.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2018-12-08 19:03:02,657 INFO L168 Benchmark]: TraceAbstraction took 74.32 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-08 19:03:02,659 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 266.09 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 905.7 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -217.6 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.01 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 201.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 74.32 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...