./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa6429411c5090a10b40d28bbfd7a17e72c05c8b ........................................................................................................................................................................................................................................................ 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_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa6429411c5090a10b40d28bbfd7a17e72c05c8b ............................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 18:50:54,367 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:50:54,368 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:50:54,381 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:50:54,381 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:50:54,382 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:50:54,384 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:50:54,386 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:50:54,387 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:50:54,388 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:50:54,389 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:50:54,389 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:50:54,390 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:50:54,391 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:50:54,392 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:50:54,393 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:50:54,394 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:50:54,395 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:50:54,398 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:50:54,399 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:50:54,401 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:50:54,402 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:50:54,404 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:50:54,405 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:50:54,405 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:50:54,409 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:50:54,410 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:50:54,410 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:50:54,412 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:50:54,413 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:50:54,413 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:50:54,414 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:50:54,414 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:50:54,414 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:50:54,415 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:50:54,416 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:50:54,416 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 18:50:54,428 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:50:54,428 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:50:54,429 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:50:54,429 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 18:50:54,430 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 18:50:54,430 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 18:50:54,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:50:54,430 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 18:50:54,430 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 18:50:54,430 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 18:50:54,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:50:54,431 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:50:54,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:50:54,431 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:50:54,431 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 18:50:54,431 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:50:54,432 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:50:54,434 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:50:54,434 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 18:50:54,434 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 18:50:54,434 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:50:54,435 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:50:54,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:50:54,435 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:50:54,435 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:50:54,435 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:50:54,435 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 18:50:54,436 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:50:54,436 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 18:50:54,436 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_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak 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 -> Kojak 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 -> fa6429411c5090a10b40d28bbfd7a17e72c05c8b [2018-11-18 18:50:54,470 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:50:54,481 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:50:54,485 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:50:54,486 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:50:54,487 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:50:54,487 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i [2018-11-18 18:50:54,554 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/data/4c2d09d82/9d385a2909b642a39082e885ad96ae19/FLAGfa17cf20c [2018-11-18 18:50:55,002 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:50:55,003 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i [2018-11-18 18:50:55,018 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/data/4c2d09d82/9d385a2909b642a39082e885ad96ae19/FLAGfa17cf20c [2018-11-18 18:50:55,511 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/data/4c2d09d82/9d385a2909b642a39082e885ad96ae19 [2018-11-18 18:50:55,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:50:55,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:50:55,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:50:55,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:50:55,520 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:50:55,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:50:55" (1/1) ... [2018-11-18 18:50:55,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b6b17c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:55, skipping insertion in model container [2018-11-18 18:50:55,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:50:55" (1/1) ... [2018-11-18 18:50:55,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:50:55,583 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:50:55,963 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:50:55,972 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:50:56,009 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:50:56,146 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:50:56,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56 WrapperNode [2018-11-18 18:50:56,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:50:56,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:50:56,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:50:56,148 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:50:56,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56" (1/1) ... [2018-11-18 18:50:56,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56" (1/1) ... [2018-11-18 18:50:56,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:50:56,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:50:56,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:50:56,187 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:50:56,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56" (1/1) ... [2018-11-18 18:50:56,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56" (1/1) ... [2018-11-18 18:50:56,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56" (1/1) ... [2018-11-18 18:50:56,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56" (1/1) ... [2018-11-18 18:50:56,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56" (1/1) ... [2018-11-18 18:50:56,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56" (1/1) ... [2018-11-18 18:50:56,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56" (1/1) ... [2018-11-18 18:50:56,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:50:56,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 18:50:56,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 18:50:56,206 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 18:50:56,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-18 18:50:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 18:50:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 18:50:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-18 18:50:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-18 18:50:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-18 18:50:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-18 18:50:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 18:50:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 18:50:56,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 18:50:56,284 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 18:50:56,634 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 18:50:56,656 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,656 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,657 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,657 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,657 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,660 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,660 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,661 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,661 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,661 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,661 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,662 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,662 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,662 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,662 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,662 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,662 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:50:56,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:50:56 BasicIcfg [2018-11-18 18:50:56,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 18:50:56,692 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 18:50:56,692 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 18:50:56,703 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 18:50:56,703 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:50:56" (1/1) ... [2018-11-18 18:50:56,713 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:50:56,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:50:56,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 61 states and 63 transitions. [2018-11-18 18:50:56,747 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 63 transitions. [2018-11-18 18:50:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 18:50:56,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:50:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 18:50:56,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 18:50:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 18:50:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 18:50:56,951 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 18:50:56,963 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [151] [151] L689-1-->ULTIMATE.startErr0INUSE_VIOLATION: Formula: Thread0_thr1_inUse InVars {Thread0_thr1_inUse=Thread0_thr1_inUse} OutVars{Thread0_thr1_inUse=Thread0_thr1_inUse} AuxVars[] AssignedVars[] because there is no mapped edge [2018-11-18 18:50:56,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 06:50:56 ImpRootNode [2018-11-18 18:50:56,984 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 18:50:56,984 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 18:50:56,984 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 18:50:56,985 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 18:50:56,985 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:50:56" (3/4) ... [2018-11-18 18:50:56,988 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 18:50:56,989 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateReachabilityCounterexampleWitness(WitnessPrinter.java:177) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:139) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:131) 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) [2018-11-18 18:50:56,991 INFO L168 Benchmark]: Toolchain (without parser) took 1476.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -137.3 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2018-11-18 18:50:56,994 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-11-18 18:50:56,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -193.6 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-11-18 18:50:56,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-11-18 18:50:56,995 INFO L168 Benchmark]: Boogie Preprocessor took 18.83 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. [2018-11-18 18:50:56,997 INFO L168 Benchmark]: RCFGBuilder took 485.79 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: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2018-11-18 18:50:56,997 INFO L168 Benchmark]: CodeCheck took 292.22 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-11-18 18:50:56,998 INFO L168 Benchmark]: Witness Printer took 5.98 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. [2018-11-18 18:50:57,001 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 5 procedures, 78 locations, 4 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 689]: assertion can be violated assertion can be violated We found a FailurePath: [L673] volatile int x; VAL [x=0] [L674] volatile int n; VAL [n=0, x=0] [L684] FCALL pthread_t t1, t2; VAL [n=0, x=0] [L685] int i; VAL [n=0, x=0] [L686] x = 0 VAL [n=0, x=0] [L687] n = __VERIFIER_nondet_uint() VAL [n=20, x=0] [L689] FCALL \read(t1) VAL [n=20, x=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 631.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -193.6 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.83 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 485.79 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: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * CodeCheck took 292.22 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Witness Printer took 5.98 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. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateReachabilityCounterexampleWitness(WitnessPrinter.java:177) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 18:50:58,706 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:50:58,707 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:50:58,717 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:50:58,717 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:50:58,717 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:50:58,718 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:50:58,719 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:50:58,721 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:50:58,722 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:50:58,722 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:50:58,723 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:50:58,723 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:50:58,725 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:50:58,726 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:50:58,726 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:50:58,727 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:50:58,729 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:50:58,730 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:50:58,731 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:50:58,732 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:50:58,733 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:50:58,735 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:50:58,735 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:50:58,735 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:50:58,736 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:50:58,737 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:50:58,737 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:50:58,738 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:50:58,739 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:50:58,739 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:50:58,739 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:50:58,740 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:50:58,741 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:50:58,741 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:50:58,742 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:50:58,742 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 18:50:58,753 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:50:58,754 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:50:58,754 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:50:58,754 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 18:50:58,755 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 18:50:58,755 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 18:50:58,755 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:50:58,755 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 18:50:58,755 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 18:50:58,756 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:50:58,757 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:50:58,757 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:50:58,757 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:50:58,757 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 18:50:58,757 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 18:50:58,757 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 18:50:58,757 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:50:58,758 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:50:58,758 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:50:58,758 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 18:50:58,758 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 18:50:58,758 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:50:58,758 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:50:58,758 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:50:58,758 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:50:58,759 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:50:58,759 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:50:58,759 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 18:50:58,759 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 18:50:58,759 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:50:58,759 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 18:50:58,759 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 18:50:58,760 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_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak 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 -> Kojak 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 -> fa6429411c5090a10b40d28bbfd7a17e72c05c8b [2018-11-18 18:50:58,792 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:50:58,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:50:58,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:50:58,810 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:50:58,811 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:50:58,811 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i [2018-11-18 18:50:58,866 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/data/69b1b0d27/affa1f4054e94bc2b6ac0ba632d985c8/FLAGe4fac461d [2018-11-18 18:50:59,253 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:50:59,254 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i [2018-11-18 18:50:59,263 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/data/69b1b0d27/affa1f4054e94bc2b6ac0ba632d985c8/FLAGe4fac461d [2018-11-18 18:50:59,272 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/data/69b1b0d27/affa1f4054e94bc2b6ac0ba632d985c8 [2018-11-18 18:50:59,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:50:59,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:50:59,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:50:59,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:50:59,279 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:50:59,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26282391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59, skipping insertion in model container [2018-11-18 18:50:59,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:50:59,334 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:50:59,627 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:50:59,638 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:50:59,678 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:50:59,754 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:50:59,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59 WrapperNode [2018-11-18 18:50:59,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:50:59,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:50:59,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:50:59,756 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:50:59,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:50:59,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:50:59,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:50:59,865 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:50:59,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59" (1/1) ... [2018-11-18 18:50:59,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:50:59,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 18:50:59,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 18:50:59,919 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 18:50:59,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:50:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67c63bfb-6156-4ef6-b397-1c53396bdfd5/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-18 18:50:59,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 18:50:59,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 18:50:59,958 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-18 18:50:59,958 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-18 18:50:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-18 18:50:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-18 18:50:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 18:50:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 18:50:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 18:50:59,960 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 18:51:00,219 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 18:51:00,237 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,237 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,238 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,238 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,238 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,238 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,239 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,239 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,239 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,239 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,239 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,240 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,240 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,240 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,240 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,241 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,241 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:51:00,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:51:00 BasicIcfg [2018-11-18 18:51:00,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 18:51:00,257 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 18:51:00,257 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 18:51:00,265 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 18:51:00,266 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:51:00" (1/1) ... [2018-11-18 18:51:00,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:51:00,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:51:00,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 61 states and 63 transitions. [2018-11-18 18:51:00,297 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 63 transitions. [2018-11-18 18:51:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 18:51:00,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:51:00,327 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:449) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-11-18 18:51:00,330 INFO L168 Benchmark]: Toolchain (without parser) took 1054.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 947.9 MB in the beginning and 1.0 GB in the end (delta: -98.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:51:00,331 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-18 18:51:00,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.59 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 18:51:00,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.35 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -164.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-11-18 18:51:00,333 INFO L168 Benchmark]: Boogie Preprocessor took 53.39 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:51:00,333 INFO L168 Benchmark]: RCFGBuilder took 338.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-18 18:51:00,336 INFO L168 Benchmark]: CodeCheck took 71.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-18 18:51:00,339 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 478.59 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 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 109.35 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -164.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.39 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 338.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * CodeCheck took 71.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...