java -ea -Xmx4000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4_false-unreach-call.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-14 23:55:07,482 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 23:55:07,485 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 23:55:07,514 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 23:55:07,514 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 23:55:07,515 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 23:55:07,521 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 23:55:07,526 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 23:55:07,528 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 23:55:07,532 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 23:55:07,536 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 23:55:07,537 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 23:55:07,538 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 23:55:07,540 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 23:55:07,550 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 23:55:07,551 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 23:55:07,552 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 23:55:07,557 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 23:55:07,559 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 23:55:07,566 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 23:55:07,570 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 23:55:07,571 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 23:55:07,581 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-14 23:55:07,581 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-14 23:55:07,581 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-14 23:55:07,584 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-14 23:55:07,585 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-14 23:55:07,586 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-14 23:55:07,586 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-14 23:55:07,595 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-14 23:55:07,595 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-14 23:55:07,596 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-14 23:55:07,596 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 23:55:07,596 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 23:55:07,600 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 23:55:07,601 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 23:55:07,601 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-14 23:55:07,652 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 23:55:07,658 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 23:55:07,659 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 23:55:07,659 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 23:55:07,662 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 23:55:07,663 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 23:55:07,663 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 23:55:07,663 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 23:55:07,663 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 23:55:07,664 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 23:55:07,664 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 23:55:07,664 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 23:55:07,664 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 23:55:07,668 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 23:55:07,668 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-14 23:55:07,670 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-14 23:55:07,671 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 23:55:07,671 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 23:55:07,672 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 23:55:07,675 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 23:55:07,676 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 23:55:07,676 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 23:55:07,676 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 23:55:07,676 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 23:55:07,677 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 23:55:07,677 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 23:55:07,677 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 23:55:07,677 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-14 23:55:07,678 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 23:55:07,678 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-14 23:55:07,678 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-14 23:55:07,678 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 23:55:07,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 23:55:07,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 23:55:07,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 23:55:07,844 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 23:55:07,844 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 23:55:07,845 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4_false-unreach-call.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2018-11-14 23:55:07,980 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbd44d3d/0061f93b727640f9b052d6bfc0b28b0c/FLAGaa3a78905 [2018-11-14 23:55:09,224 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 23:55:09,225 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4_false-unreach-call.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2018-11-14 23:55:09,264 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbd44d3d/0061f93b727640f9b052d6bfc0b28b0c/FLAGaa3a78905 [2018-11-14 23:55:09,299 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbd44d3d/0061f93b727640f9b052d6bfc0b28b0c [2018-11-14 23:55:09,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 23:55:09,328 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-14 23:55:09,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 23:55:09,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 23:55:09,341 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 23:55:09,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:55:09" (1/1) ... [2018-11-14 23:55:09,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2131da4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:55:09, skipping insertion in model container [2018-11-14 23:55:09,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:55:09" (1/1) ... [2018-11-14 23:55:09,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 23:55:09,599 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 23:55:11,854 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 23:55:11,879 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 23:55:13,037 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 23:55:13,088 INFO L195 MainTranslator]: Completed translation [2018-11-14 23:55:13,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:55:13 WrapperNode [2018-11-14 23:55:13,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 23:55:13,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 23:55:13,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 23:55:13,092 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 23:55:13,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:55:13" (1/1) ... [2018-11-14 23:55:13,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:55:13" (1/1) ... [2018-11-14 23:55:13,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:55:13" (1/1) ... [2018-11-14 23:55:13,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:55:13" (1/1) ... [2018-11-14 23:55:13,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:55:13" (1/1) ... [2018-11-14 23:55:13,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:55:13" (1/1) ... [2018-11-14 23:55:13,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:55:13" (1/1) ... [2018-11-14 23:55:13,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 23:55:13,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-14 23:55:13,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-14 23:55:13,507 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-14 23:55:13,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:55:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-14 23:55:13,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-14 23:55:13,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-14 23:55:13,673 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-14 23:55:13,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-14 23:55:13,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-14 23:55:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-14 23:55:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-14 23:55:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-14 23:55:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-14 23:55:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-14 23:55:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-14 23:55:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-14 23:55:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-14 23:55:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2018-11-14 23:55:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-14 23:55:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-14 23:55:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-14 23:55:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-14 23:55:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-14 23:55:49,184 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-14 23:55:49,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:55:49 BoogieIcfgContainer [2018-11-14 23:55:49,185 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-14 23:55:49,188 INFO L168 Benchmark]: Toolchain (without parser) took 39861.91 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -33.4 MB). Peak memory consumption was 496.7 MB. Max. memory is 3.9 GB. [2018-11-14 23:55:49,190 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-14 23:55:49,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3756.76 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: -13.4 MB). Peak memory consumption was 85.3 MB. Max. memory is 3.9 GB. [2018-11-14 23:55:49,199 INFO L168 Benchmark]: Boogie Preprocessor took 414.18 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-14 23:55:49,200 INFO L168 Benchmark]: RCFGBuilder took 35679.10 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -31.3 MB). Peak memory consumption was 498.8 MB. Max. memory is 3.9 GB. [2018-11-14 23:55:49,206 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 3756.76 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: -13.4 MB). Peak memory consumption was 85.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 414.18 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * RCFGBuilder took 35679.10 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -31.3 MB). Peak memory consumption was 498.8 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...