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_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4_false-unreach-call.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-15 05:24:05,411 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 05:24:05,418 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 05:24:05,446 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 05:24:05,446 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 05:24:05,447 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 05:24:05,451 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 05:24:05,455 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 05:24:05,456 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 05:24:05,460 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 05:24:05,461 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 05:24:05,461 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 05:24:05,469 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 05:24:05,469 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 05:24:05,470 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 05:24:05,479 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 05:24:05,480 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 05:24:05,487 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 05:24:05,491 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 05:24:05,500 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 05:24:05,502 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 05:24:05,505 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 05:24:05,507 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 05:24:05,508 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 05:24:05,513 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 05:24:05,514 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 05:24:05,514 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 05:24:05,517 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 05:24:05,520 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 05:24:05,521 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 05:24:05,521 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 05:24:05,521 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 05:24:05,525 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 05:24:05,525 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 05:24:05,526 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 05:24:05,527 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 05:24:05,527 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-15 05:24:05,566 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 05:24:05,566 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 05:24:05,570 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-15 05:24:05,570 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-15 05:24:05,571 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 05:24:05,571 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 05:24:05,571 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 05:24:05,577 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 05:24:05,577 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 05:24:05,577 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 05:24:05,577 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 05:24:05,577 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 05:24:05,578 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-15 05:24:05,578 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 05:24:05,578 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-15 05:24:05,578 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 05:24:05,578 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-15 05:24:05,579 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-15 05:24:05,580 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 05:24:05,582 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 05:24:05,582 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 05:24:05,582 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 05:24:05,582 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 05:24:05,582 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 05:24:05,583 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 05:24:05,583 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-15 05:24:05,583 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 05:24:05,583 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 05:24:05,583 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-15 05:24:05,583 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-15 05:24:05,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 05:24:05,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 05:24:05,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 05:24:05,723 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 05:24:05,727 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 05:24:05,728 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4_false-unreach-call.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2018-11-15 05:24:05,842 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdcb627bc/5d95918a544a4038aaeaca8054ecb2e5/FLAG4c69c4b29 [2018-11-15 05:24:06,940 INFO L298 CDTParser]: Found 1 translation units. [2018-11-15 05:24:06,947 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4_false-unreach-call.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2018-11-15 05:24:06,984 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdcb627bc/5d95918a544a4038aaeaca8054ecb2e5/FLAG4c69c4b29 [2018-11-15 05:24:07,002 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdcb627bc/5d95918a544a4038aaeaca8054ecb2e5 [2018-11-15 05:24:07,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 05:24:07,016 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 05:24:07,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 05:24:07,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 05:24:07,028 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 05:24:07,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 05:24:07" (1/1) ... [2018-11-15 05:24:07,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a4c78e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:24:07, skipping insertion in model container [2018-11-15 05:24:07,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 05:24:07" (1/1) ... [2018-11-15 05:24:07,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 05:24:07,287 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 05:24:09,010 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 05:24:09,034 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 05:24:09,898 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 05:24:09,951 INFO L195 MainTranslator]: Completed translation [2018-11-15 05:24:09,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:24:09 WrapperNode [2018-11-15 05:24:09,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 05:24:09,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 05:24:09,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 05:24:09,957 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 05:24:09,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:24:09" (1/1) ... [2018-11-15 05:24:09,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:24:09" (1/1) ... [2018-11-15 05:24:10,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:24:09" (1/1) ... [2018-11-15 05:24:10,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:24:09" (1/1) ... [2018-11-15 05:24:10,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:24:09" (1/1) ... [2018-11-15 05:24:10,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:24:09" (1/1) ... [2018-11-15 05:24:10,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:24:09" (1/1) ... [2018-11-15 05:24:10,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 05:24:10,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 05:24:10,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 05:24:10,320 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 05:24:10,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:24:09" (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 [2018-11-15 05:24:10,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 05:24:10,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 05:24:10,460 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 05:24:10,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-15 05:24:10,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-15 05:24:10,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2018-11-15 05:24:10,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-15 05:24:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-15 05:24:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-15 05:24:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-15 05:24:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-15 05:24:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-15 05:24:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-15 05:24:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-15 05:24:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2018-11-15 05:24:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-15 05:24:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-15 05:24:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 05:24:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 05:24:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 05:24:49,750 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 05:24:49,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 05:24:49 BoogieIcfgContainer [2018-11-15 05:24:49,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 05:24:49,755 INFO L168 Benchmark]: Toolchain (without parser) took 42741.50 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: -26.0 MB). Peak memory consumption was 493.2 MB. Max. memory is 3.9 GB. [2018-11-15 05:24:49,757 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-15 05:24:49,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2939.82 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: -27.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 3.9 GB. [2018-11-15 05:24:49,766 INFO L168 Benchmark]: Boogie Preprocessor took 362.96 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. [2018-11-15 05:24:49,767 INFO L168 Benchmark]: RCFGBuilder took 39431.96 ms. Allocated memory is still 2.0 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 1.7 MB). Peak memory consumption was 520.9 MB. Max. memory is 3.9 GB. [2018-11-15 05:24:49,773 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 0.17 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 2939.82 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: -27.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 362.96 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. * RCFGBuilder took 39431.96 ms. Allocated memory is still 2.0 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 1.7 MB). Peak memory consumption was 520.9 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...