./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4b657fa85d3094e08d2f44296b039a2c61bf4699 .......................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4b657fa85d3094e08d2f44296b039a2c61bf4699 ................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:49:07,599 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:49:07,600 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:49:07,608 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:49:07,608 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:49:07,609 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:49:07,610 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:49:07,611 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:49:07,613 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:49:07,614 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:49:07,614 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:49:07,615 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:49:07,616 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:49:07,617 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:49:07,618 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:49:07,618 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:49:07,619 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:49:07,620 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:49:07,622 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:49:07,623 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:49:07,624 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:49:07,626 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:49:07,627 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:49:07,627 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:49:07,628 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:49:07,628 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:49:07,630 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:49:07,630 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:49:07,631 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:49:07,632 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:49:07,632 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:49:07,632 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:49:07,633 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:49:07,633 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:49:07,634 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:49:07,634 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:49:07,635 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:49:07,646 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:49:07,646 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:49:07,647 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:49:07,647 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:49:07,647 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:49:07,648 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:49:07,648 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:49:07,648 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:49:07,648 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:49:07,648 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:49:07,649 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:49:07,649 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:49:07,650 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:49:07,650 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:49:07,650 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:49:07,650 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:49:07,650 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:49:07,650 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:49:07,650 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:49:07,651 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:49:07,651 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:49:07,652 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:49:07,652 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:49:07,652 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:49:07,652 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:49:07,652 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:49:07,652 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:49:07,652 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:49:07,652 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:49:07,652 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:49:07,653 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_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b657fa85d3094e08d2f44296b039a2c61bf4699 [2018-11-28 11:49:07,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:49:07,684 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:49:07,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:49:07,687 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:49:07,687 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:49:07,688 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i [2018-11-28 11:49:07,728 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/data/f280c699b/94c699247b8348938e8d812abb6682f4/FLAGe6e4f3ac2 [2018-11-28 11:49:08,171 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:49:08,172 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i [2018-11-28 11:49:08,177 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/data/f280c699b/94c699247b8348938e8d812abb6682f4/FLAGe6e4f3ac2 [2018-11-28 11:49:08,186 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/data/f280c699b/94c699247b8348938e8d812abb6682f4 [2018-11-28 11:49:08,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:49:08,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:49:08,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:49:08,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:49:08,191 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:49:08,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a96cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08, skipping insertion in model container [2018-11-28 11:49:08,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:49:08,221 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:49:08,414 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:49:08,423 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:49:08,506 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:49:08,546 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:49:08,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08 WrapperNode [2018-11-28 11:49:08,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:49:08,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:49:08,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:49:08,547 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:49:08,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:49:08,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:49:08,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:49:08,580 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:49:08,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (1/1) ... [2018-11-28 11:49:08,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:49:08,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:49:08,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:49:08,602 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:49:08,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/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 11:49:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:49:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 11:49:08,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 11:49:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 11:49:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 11:49:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:49:08,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:49:08,646 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 11:49:08,906 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:49:08,906 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-28 11:49:08,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:49:08 BoogieIcfgContainer [2018-11-28 11:49:08,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:49:08,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:49:08,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:49:08,910 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:49:08,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:49:08" (1/3) ... [2018-11-28 11:49:08,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414f1935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:49:08, skipping insertion in model container [2018-11-28 11:49:08,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:08" (2/3) ... [2018-11-28 11:49:08,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414f1935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:49:08, skipping insertion in model container [2018-11-28 11:49:08,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:49:08" (3/3) ... [2018-11-28 11:49:08,913 INFO L112 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf_false-unreach-call.i [2018-11-28 11:49:08,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,939 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,939 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,940 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,940 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,941 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,941 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,941 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,942 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,942 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,942 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,942 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,942 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,942 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,943 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,943 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,943 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,943 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,943 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,943 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,943 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,944 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,944 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,944 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,944 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,944 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,944 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,944 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,945 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,945 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,945 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,945 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,945 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,946 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,946 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,946 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,946 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,946 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,946 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,947 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,947 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,947 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,947 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,947 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,947 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,948 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,948 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,948 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,948 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,948 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,948 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,948 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,948 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,949 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,949 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,949 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,949 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,949 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,949 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:08,957 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 11:49:08,957 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:49:08,965 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 11:49:08,978 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 11:49:08,996 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:49:08,997 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:49:08,997 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:49:08,997 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:49:08,997 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:49:08,997 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:49:08,998 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:49:08,998 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:49:08,998 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:49:09,007 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46places, 54 transitions [2018-11-28 11:49:09,018 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 11:49:09,021 INFO L168 Benchmark]: Toolchain (without parser) took 833.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -68.8 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:49:09,022 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:49:09,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -116.7 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:49:09,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.12 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 11:49:09,023 INFO L168 Benchmark]: Boogie Preprocessor took 20.92 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:49:09,024 INFO L168 Benchmark]: RCFGBuilder took 305.03 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: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:49:09,024 INFO L168 Benchmark]: TraceAbstraction took 113.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:49:09,031 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -116.7 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.12 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 20.92 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 305.03 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: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 113.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:49:10,590 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:49:10,591 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:49:10,600 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:49:10,600 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:49:10,601 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:49:10,602 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:49:10,603 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:49:10,604 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:49:10,605 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:49:10,606 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:49:10,606 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:49:10,607 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:49:10,608 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:49:10,608 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:49:10,609 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:49:10,610 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:49:10,611 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:49:10,613 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:49:10,614 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:49:10,615 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:49:10,616 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:49:10,618 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:49:10,618 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:49:10,618 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:49:10,619 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:49:10,620 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:49:10,620 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:49:10,621 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:49:10,622 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:49:10,622 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:49:10,623 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:49:10,623 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:49:10,623 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:49:10,624 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:49:10,624 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:49:10,625 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 11:49:10,637 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:49:10,637 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:49:10,637 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:49:10,638 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:49:10,638 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:49:10,638 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:49:10,638 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:49:10,639 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:49:10,639 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:49:10,639 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:49:10,639 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:49:10,639 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:49:10,639 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:49:10,640 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:49:10,640 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 11:49:10,640 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 11:49:10,640 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:49:10,640 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:49:10,640 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:49:10,640 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:49:10,641 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:49:10,641 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:49:10,641 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:49:10,641 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:49:10,641 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:49:10,642 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:49:10,642 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:49:10,642 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:49:10,642 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 11:49:10,642 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:49:10,642 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 11:49:10,642 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 11:49:10,643 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_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b657fa85d3094e08d2f44296b039a2c61bf4699 [2018-11-28 11:49:10,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:49:10,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:49:10,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:49:10,696 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:49:10,696 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:49:10,696 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i [2018-11-28 11:49:10,738 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/data/a8eb62901/e98e4816b8d2423ab8558c93abed8367/FLAG234170a94 [2018-11-28 11:49:11,110 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:49:11,111 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf_false-unreach-call.i [2018-11-28 11:49:11,123 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/data/a8eb62901/e98e4816b8d2423ab8558c93abed8367/FLAG234170a94 [2018-11-28 11:49:11,133 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/bin-2019/uautomizer/data/a8eb62901/e98e4816b8d2423ab8558c93abed8367 [2018-11-28 11:49:11,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:49:11,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:49:11,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:49:11,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:49:11,140 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:49:11,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c2e9066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11, skipping insertion in model container [2018-11-28 11:49:11,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:49:11,177 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:49:11,414 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:49:11,426 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:49:11,515 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:49:11,567 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:49:11,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11 WrapperNode [2018-11-28 11:49:11,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:49:11,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:49:11,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:49:11,569 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:49:11,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:49:11,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:49:11,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:49:11,610 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:49:11,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (1/1) ... [2018-11-28 11:49:11,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:49:11,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:49:11,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:49:11,638 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:49:11,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ad67f7d-9e2f-4a1d-9f62-c1048fd637fd/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 11:49:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:49:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 11:49:11,685 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 11:49:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 11:49:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 11:49:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:49:11,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:49:11,686 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 11:49:11,922 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:49:11,923 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-28 11:49:11,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:49:11 BoogieIcfgContainer [2018-11-28 11:49:11,923 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:49:11,924 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:49:11,924 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:49:11,926 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:49:11,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:49:11" (1/3) ... [2018-11-28 11:49:11,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75125d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:49:11, skipping insertion in model container [2018-11-28 11:49:11,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:49:11" (2/3) ... [2018-11-28 11:49:11,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75125d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:49:11, skipping insertion in model container [2018-11-28 11:49:11,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:49:11" (3/3) ... [2018-11-28 11:49:11,929 INFO L112 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf_false-unreach-call.i [2018-11-28 11:49:11,949 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,949 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,950 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,950 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,950 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,950 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,950 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,950 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,950 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,950 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,950 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,951 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,951 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,951 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,951 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,951 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,951 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,951 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,951 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,951 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,951 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,952 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,952 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,952 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,952 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,952 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,952 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,952 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,952 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,952 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,952 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,953 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,953 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,953 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,953 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,953 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,953 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,953 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,954 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,955 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,956 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,956 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,956 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,956 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,956 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,956 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 11:49:11,962 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 11:49:11,963 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:49:11,969 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 11:49:11,979 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 11:49:11,994 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:49:11,995 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:49:11,995 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:49:11,995 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:49:11,995 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:49:11,995 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:49:11,995 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:49:11,995 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:49:11,995 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:49:12,001 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46places, 54 transitions [2018-11-28 11:49:12,009 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 11:49:12,011 INFO L168 Benchmark]: Toolchain (without parser) took 875.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -163.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:49:12,013 INFO L168 Benchmark]: CDTParser took 0.17 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 11:49:12,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -196.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:49:12,013 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.71 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 11:49:12,014 INFO L168 Benchmark]: Boogie Preprocessor took 27.64 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 11:49:12,014 INFO L168 Benchmark]: RCFGBuilder took 285.36 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-28 11:49:12,015 INFO L168 Benchmark]: TraceAbstraction took 87.37 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-28 11:49:12,017 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 431.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -196.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.71 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. * Boogie Preprocessor took 27.64 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 285.36 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 87.37 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...