./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/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 924c2c8b252a881a87d805302d80fec6ce140fd5 .......................................................................................................................................................................................................................................................... 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_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/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 924c2c8b252a881a87d805302d80fec6ce140fd5 ............................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:03:06,485 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:03:06,487 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:03:06,496 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:03:06,496 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:03:06,497 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:03:06,498 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:03:06,499 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:03:06,500 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:03:06,501 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:03:06,501 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:03:06,502 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:03:06,503 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:03:06,503 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:03:06,504 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:03:06,505 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:03:06,505 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:03:06,507 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:03:06,509 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:03:06,510 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:03:06,510 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:03:06,511 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:03:06,513 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:03:06,513 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:03:06,513 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:03:06,514 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:03:06,515 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:03:06,515 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:03:06,516 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:03:06,516 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:03:06,517 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:03:06,517 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:03:06,517 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:03:06,517 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:03:06,519 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:03:06,520 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:03:06,520 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:03:06,530 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:03:06,531 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:03:06,531 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:03:06,531 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:03:06,532 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:03:06,532 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:03:06,532 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:03:06,532 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:03:06,532 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:03:06,533 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:03:06,533 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:03:06,533 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:03:06,533 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:03:06,533 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:03:06,533 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:03:06,533 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:03:06,533 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:03:06,534 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:03:06,535 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:03:06,535 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:03:06,536 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:03:06,536 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:03:06,536 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:03:06,536 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:03:06,536 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:03:06,536 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:03:06,536 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:03:06,537 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:03:06,537 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:03:06,537 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:03:06,537 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_4b137dd5-9e42-43f8-8659-e75cb4088c5b/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 -> 924c2c8b252a881a87d805302d80fec6ce140fd5 [2018-11-28 13:03:06,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:03:06,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:03:06,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:03:06,573 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:03:06,573 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:03:06,574 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 13:03:06,621 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/data/b4d1e4f1e/22d3f86b03a34fadbaf91e3ee2c7043c/FLAGa82b98e54 [2018-11-28 13:03:06,983 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:03:06,984 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 13:03:06,994 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/data/b4d1e4f1e/22d3f86b03a34fadbaf91e3ee2c7043c/FLAGa82b98e54 [2018-11-28 13:03:07,376 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/data/b4d1e4f1e/22d3f86b03a34fadbaf91e3ee2c7043c [2018-11-28 13:03:07,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:03:07,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:03:07,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:03:07,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:03:07,383 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:03:07,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@486872ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07, skipping insertion in model container [2018-11-28 13:03:07,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:03:07,415 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:03:07,626 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:03:07,641 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:03:07,719 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:03:07,760 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:03:07,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07 WrapperNode [2018-11-28 13:03:07,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:03:07,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:03:07,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:03:07,761 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:03:07,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:03:07,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:03:07,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:03:07,792 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:03:07,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (1/1) ... [2018-11-28 13:03:07,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:03:07,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:03:07,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:03:07,813 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:03:07,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/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 [2018-11-28 13:03:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:03:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 13:03:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 13:03:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 13:03:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 13:03:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 13:03:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-28 13:03:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:03:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 13:03:07,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 13:03:07,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:03:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:03:07,851 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 13:03:08,106 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:03:08,106 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 13:03:08,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:03:08 BoogieIcfgContainer [2018-11-28 13:03:08,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:03:08,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:03:08,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:03:08,110 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:03:08,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:03:07" (1/3) ... [2018-11-28 13:03:08,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53114458 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:03:08, skipping insertion in model container [2018-11-28 13:03:08,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:07" (2/3) ... [2018-11-28 13:03:08,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53114458 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:03:08, skipping insertion in model container [2018-11-28 13:03:08,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:03:08" (3/3) ... [2018-11-28 13:03:08,113 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 13:03:08,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,139 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,139 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,139 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,140 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,140 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,140 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,141 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,141 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,141 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,141 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,141 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,141 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,141 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,142 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,142 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,142 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,142 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,142 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,142 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:08,147 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 13:03:08,147 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:03:08,152 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 13:03:08,162 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 13:03:08,179 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:03:08,180 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:03:08,180 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:03:08,180 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:03:08,180 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:03:08,180 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:03:08,180 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:03:08,180 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:03:08,180 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:03:08,188 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-11-28 13:03:08,207 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_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 13:03:08,210 INFO L168 Benchmark]: Toolchain (without parser) took 831.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -107.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:03:08,212 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:03:08,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -144.9 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-11-28 13:03:08,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.24 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. [2018-11-28 13:03:08,213 INFO L168 Benchmark]: Boogie Preprocessor took 20.45 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:03:08,213 INFO L168 Benchmark]: RCFGBuilder took 293.74 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: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:03:08,214 INFO L168 Benchmark]: TraceAbstraction took 102.57 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: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:03:08,217 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 380.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -144.9 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.24 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. * Boogie Preprocessor took 20.45 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 293.74 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: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 102.57 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: 10.2 MB). Peak memory consumption was 10.2 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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 0.1.23-0cd3be1 [2018-11-28 13:03:09,699 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:03:09,700 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:03:09,707 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:03:09,707 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:03:09,708 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:03:09,709 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:03:09,710 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:03:09,711 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:03:09,712 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:03:09,713 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:03:09,713 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:03:09,714 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:03:09,715 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:03:09,716 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:03:09,716 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:03:09,717 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:03:09,718 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:03:09,720 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:03:09,721 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:03:09,722 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:03:09,723 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:03:09,725 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:03:09,725 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:03:09,725 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:03:09,726 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:03:09,727 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:03:09,727 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:03:09,728 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:03:09,729 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:03:09,729 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:03:09,729 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:03:09,730 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:03:09,730 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:03:09,731 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:03:09,731 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:03:09,731 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 13:03:09,741 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:03:09,741 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:03:09,742 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:03:09,742 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:03:09,743 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:03:09,743 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:03:09,743 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:03:09,743 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:03:09,743 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:03:09,743 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:03:09,744 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:03:09,744 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:03:09,744 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:03:09,744 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:03:09,744 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 13:03:09,744 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 13:03:09,744 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:03:09,744 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:03:09,745 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:03:09,745 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:03:09,745 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:03:09,745 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:03:09,745 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:03:09,745 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:03:09,745 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:03:09,746 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:03:09,748 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:03:09,748 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:03:09,748 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 13:03:09,748 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:03:09,748 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 13:03:09,748 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 13:03:09,749 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_4b137dd5-9e42-43f8-8659-e75cb4088c5b/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 -> 924c2c8b252a881a87d805302d80fec6ce140fd5 [2018-11-28 13:03:09,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:03:09,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:03:09,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:03:09,786 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:03:09,786 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:03:09,787 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 13:03:09,834 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/data/65b361c4c/b663f487b20346debbd940b63440969d/FLAG300a4eb2b [2018-11-28 13:03:10,205 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:03:10,205 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 13:03:10,215 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/data/65b361c4c/b663f487b20346debbd940b63440969d/FLAG300a4eb2b [2018-11-28 13:03:10,596 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/bin-2019/uautomizer/data/65b361c4c/b663f487b20346debbd940b63440969d [2018-11-28 13:03:10,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:03:10,599 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:03:10,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:03:10,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:03:10,602 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:03:10,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:03:10" (1/1) ... [2018-11-28 13:03:10,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5edf69fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:10, skipping insertion in model container [2018-11-28 13:03:10,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:03:10" (1/1) ... [2018-11-28 13:03:10,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:03:10,640 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:03:10,888 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:03:10,906 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:03:10,989 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:03:11,036 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:03:11,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11 WrapperNode [2018-11-28 13:03:11,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:03:11,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:03:11,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:03:11,038 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:03:11,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (1/1) ... [2018-11-28 13:03:11,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (1/1) ... [2018-11-28 13:03:11,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:03:11,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:03:11,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:03:11,071 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:03:11,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (1/1) ... [2018-11-28 13:03:11,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (1/1) ... [2018-11-28 13:03:11,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (1/1) ... [2018-11-28 13:03:11,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (1/1) ... [2018-11-28 13:03:11,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (1/1) ... [2018-11-28 13:03:11,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (1/1) ... [2018-11-28 13:03:11,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (1/1) ... [2018-11-28 13:03:11,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:03:11,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:03:11,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:03:11,092 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:03:11,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b137dd5-9e42-43f8-8659-e75cb4088c5b/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 [2018-11-28 13:03:11,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:03:11,126 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 13:03:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 13:03:11,126 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 13:03:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 13:03:11,126 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-28 13:03:11,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:03:11,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 13:03:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 13:03:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-11-28 13:03:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 13:03:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:03:11,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:03:11,128 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 13:03:11,365 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:03:11,365 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 13:03:11,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:03:11 BoogieIcfgContainer [2018-11-28 13:03:11,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:03:11,366 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:03:11,366 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:03:11,368 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:03:11,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:03:10" (1/3) ... [2018-11-28 13:03:11,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c4c3839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:03:11, skipping insertion in model container [2018-11-28 13:03:11,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:03:11" (2/3) ... [2018-11-28 13:03:11,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c4c3839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:03:11, skipping insertion in model container [2018-11-28 13:03:11,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:03:11" (3/3) ... [2018-11-28 13:03:11,370 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 13:03:11,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,390 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,390 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,390 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,390 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,392 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,392 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,392 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,392 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,392 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,393 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,393 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,393 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,393 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,393 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,393 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:03:11,399 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 13:03:11,399 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:03:11,404 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 13:03:11,414 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 13:03:11,428 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:03:11,429 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:03:11,429 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:03:11,429 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:03:11,429 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:03:11,429 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:03:11,429 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:03:11,429 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:03:11,429 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:03:11,435 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-11-28 13:03:11,451 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_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 13:03:11,453 INFO L168 Benchmark]: Toolchain (without parser) took 855.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -116.3 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-28 13:03:11,455 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:03:11,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2018-11-28 13:03:11,456 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 13:03:11,456 INFO L168 Benchmark]: Boogie Preprocessor took 20.52 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. [2018-11-28 13:03:11,457 INFO L168 Benchmark]: RCFGBuilder took 273.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:03:11,457 INFO L168 Benchmark]: TraceAbstraction took 86.42 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:03:11,460 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 437.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.52 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 273.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 86.42 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: 13.5 MB). Peak memory consumption was 13.5 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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...